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UTC Audio IC 目錄
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UTC Audio Amplifiers
Part No. Features Speaker channels Function Architecture Supply Voltage (V)Min Supply Voltage (V)Max Output Power
Pout (W)
Output Power
THD (%)
Output Power
Speaker Load (Ω)
Package
KA8602 Low Voltage Audio Power Amplifier 0.4W max

*Wide operating supply voltage: VCC=2V~16V
*Low quiescent supply current( ICC=2.7mA, typ)
*Medium output power (POUT=250mW at VCC=6V
,RL=32ohm, THD=10%
*Load impedance range: 8~100ohm
*Mute function (ICC=65mA, typ)
*Minimum number of external parts required.
*Low distortion
1 Mute Class AB 2 16 0.25 10 32 DIP-8
SOP-8
MC3419 Low Power Audio Amplifier 0.4W max

*Low quiescent supply current (Icc=2.7mA, typ)
*Medium output power (Po=250mW at Vcc=6V
,RL=32ohm, THD=10%)
*Load impedance range (8 to 100ohm)
*Low distortion
*Mute function (Icc=65μA, typ)
*Minimum number of external parts required
1 Mute Class AB 2 16 0.25 10 32 DIP-8
SOP-8
TSSOP-8
MC34119 Low Power Audio Amplifier 0.4W max

* Wide operating supply voltage: VCC=2V~16V
* Low quiescent supply current (ICC=2.7mA, typ)
* Medium power output over 250mW at VCC=6V
,RL=32Ω, THD<10%
* Load impedance range (8Ω~100Ω)
* Low total harmonic distortion (0.5% typ)
* Mute function (ICC=65μA, typ)
* Minimum number of external parts required
1 Mute Class AB 2 16 0.25 10 32 DIP-8
SOP-8
TSSOP-8
DFN3030-8
PA4819 0.35W Audio Power Amplifier with Shutdown Function

*Output power at 10% THD+N
Supply voltage:5V
Delivering 350mWRMS into a 16Ω load
Delivering 300mWRMS into a 8Ω load
* With shutdown mode
* Stable unity-gain.
1 Standby Class AB 2 5.5 0.35 10 16 SOP-8
LM4862 0.5W Audio Power Amplifier with Shutdown Function

* Stable Unity Gain
* Gain Configuration can be set by External Components
1 Standby Class AB 2 5.5 0.5 1 8 DIP-8
SOP-8
LM386 0.7W Low Voltage Audio Power Amplifier

*Battery Operation
*Minimum External Parts
*Wide Supply Voltage Range: 4V~12V
*Low Quiescent Current Drain:4mA
*Voltage Gains: 20~200
*Ground Referenced Input
*Self-Centering Output Quiescent Voltage
*Low Distortion: 0.2% (Av=20, VS=6V, RL=8Ω, PO=125mW, f=1kHz)
1 Gain Setting Class AB 4 12 0.7 10 8 DIP-8
SOP-8
TSSOP-8
TA7368P 0.6W Audio Power Amplifier

* Very Few External Components(Only Three Capacitors)
* Low Quiescent Current
* High Voltage Gain: Gv=40dB
1 Gain Setting Class AB 3 14 1.1 10 8 DIP-8
SIP-9
TDA8541 1W BTL AUDIO AMPLIFIER

* Low saturation voltage of output stage
* External resistors could fix Gain
* Low standby current
* No switch-on/switch-off plops
* High SVRR
* Protected against outputs short-circuit to ground, VCC and across the load
* Thermal shut-down protection
1 Standby
Mute
Class AB 2.3 18 1 10 8 SOP-8
PA4871 1.1W Audio Power Amplifier with Shutdown Function

* Output power at 0.5% THD+N
Supply voltage:5V
Delivering 1.1W into a 8Ω load
* With shutdown mode
* Stable unity-gain.
1 Standby Class AB 2 5.5 1.1 0.5 8 SOP-8
MSOP-8
DFN3030-8
PA4990 1.2W Audio Power Amplifier with Active-low Shutdown Function

* Operating: VCC=2.2V ~ 5.5V
* 1.2W output power, VCC=5V, THD=1%, f=1kHz, 8Ω Load
* In shutdown mode: Ultra-low consumption (10nA)
* In grounded mode: 62dB PSRR @ 217Hz
* POP & CLICK near-zero
* Ultra-low distortion :0.1% (typ)
1 Standby Class AB 2.2 5.5 1.2 1 8 SOP-8
MSOP-8
DFN3030-8
TBA820M 1.2W Audio Power Amplifier

*Wide operating supply voltage: Vcc=3~14V
*Medium output power
POUT=1.2W at Vcc=9V,RL=8Ω, THD=10%
*Low quiescent circuit current: IQ=4mA(type)
*Good ripple rejection.
*Minimum number of external parts required.
1 - Class AB - 16 1.2 10 8 SOP-8
DIP-8
PA6204 1.7W Mono Fully Differential Audio Power Amplifier

* 1.7W into 8Ω from a 5-V supply at THD=10% (Typ.)
* 2.5V-5.5V operation
* Low supply current: 4mA typ at 5V
* Ultra low current shutdown mode
* Only three external components
- Improved PSRR (-80dB) for direct battery operation
- Fully differential design reduces RF rectification
- -63dB CMRR eliminates two input coupling capacitors
* Fast startup with minimal pop
1 Standby
Gain Setting
Class AB 2.5 5.5 1.7 10 8 SOP-8
MSOP-8
DFN3030-8
AN17823 BTL 4.0W x 1ch Power Amplifier with Standby Function and Volume Function

* 3-W output (8Ω) with supply voltage of 8V
* 4-W output (8Ω) with supply voltage of 9V
* On-chip standby function
* On-chip volume function
1 Standby
Mute
Class AB 3.5 13.5 4 10 8 HSIP-9B
TDA2003 10W Car Radio Audio Power Amplifier

*Very Low External Component Required.
*High Current Output ( up to 3 A).
*Low Harmonic and Crossover Distortion.
*Built-in Over Temperature Protection.
*Short Circuit Protection Between all Pins.
1 - Class AB 8 18 10 10 2 TO-220B
TO-220-5
TO-220B1
TO-263-5
TDA2030 14W Hi-Fi Audio Power Amplifier

* Very low external component required.
* High current output and high operating voltage.
* Low harmonic and crossover distortion.
* Built-in Over temperature protection.
* Short circuit protection between all pins.
* Safety Operating Area for output transistors.
1 - Class AB ±6 ±18 14 0.5 4 TO-220B
TO-220-5
TO-220B1
TDA2030A 18W Hi-Fi Audio Power Amplifier

* Very low external component required.
* High current output and high operating voltage.
* Low harmonic and crossover distortion.
* Built-in Over temperature protection.
* Short circuit protection between all pins.
* Safety Operating Area for output transistors.
1 - Class AB ±6 ±22 18 0.5 4 TO-220-5
TO-220B
TO-220B1
A7240 20W Bridge Amplifier for Car Radio

* Few External Components
* Output Protected Against short Circuits to Ground and Across
Load
* Dump Transient
* Thermal Shutdown
* Loudspeaker Protection
* High Current Capability
* Low Distortion/Low Noise
1 Standby Class AB - 18 20 10 4 TO-220Z7
TDA7360 20W Bridge/Stereo Audio Amplifier with Clipping Detector

* Very few external components
* Without boucherot cells
* Without boostrap capacitors
* High output power
* Very low STAND-BY current
* Fixed gain (20dB stereo)
* Programmable turn-on delay
* Clipping detector
* No switch on/off noise
* STAND-BY function
1 Standby
BTL
SE Mode
Class AB 8 18 20 10 4 HZIP-11A
HZIP-15A
LM1875 20W Audio Power Amplifier

*Up to 30W output power
*Avo typically 90 dB
*Low distortion: 0.015%,1kHz,20W
*Wide power bandwidth: 70kHz
*Protection for AC and DC short circuits to ground
*Thermal protection with parole circuit
*High current capability: 4A
*Wide supply range 16V-60V
*Internal output protection diodes
*94 dB ripple rejection
1 - Class AB 16 60 25 1 8 TO-220B
TO-220-5
TDA2050 32W Hi-Fi Audio Power Amplifier 22W @ Distortion 0.5%

* High output power (50W Music Power IEC 268.3 Rules)
* High operating supply voltage (50V)
* Single or split supply operations
* Very low distortion
* Short circuit protection (OUT to GND)
* Thermal shutdown
1 - Class AB ±4.5 ±25 32 10 8 TO-220B
TO-220B1
TO-220-5
TO-263-5
DPA5V3F 2.8W Filter-free Mono Class D Audio Power Amplifier

* Operating from VCC=2.4V~5.5V
* Standby mode active low
* Low current consumption 2mA at 3V
* Adjustable gain via external resistors
* Output power: 2.8W into 4Ω and 1.7W into 8Ω with 10% THD+N
maximum and 5 V power supply
* Output power: 2.2W at 5V or 0.7W at 3.0V into 4Ω with 1%
THD+N maximum
* Output power: 1.4W at 5V or 0.5W at 3.0V into 8Ω with 1%
THD+N maximum
* PWM base frequency: 280kHz
* Efficiency: 88% typical
* Signal to noise ratio: 85dB typical
* PSRR: 63dB typical at 217Hz with 6dB gain
* Low pop & click noise
1 Standby Class D 2.4 5.5 2.8 10 4 SOP-8
LM4811 Dual 105mW Headphone Amplifier
with Digital Volume Control and Shutdown Mode

* Digital volume control range: +12dB~ -33dB
* “;Click and Pop“; suppression circuitry
* Saving the use of bootstrap capacitors
* Low shutdown current
2 Standby Class AB 2 5.5 0.105 0.1 16 MSOP-10
LM4880 Dual 250mW Audio Power Amplifier with Shutdown Function

* No bootstrap capacitors or snubber circuits are necessary
* Unity-gain stable
* External gain configuration capability
2 Standby Class AB 2.7 5.5 0.25 0.1 8 DIP-8
HSOP-8
TDA2822H 0.7W Max Dual Low Voltage Audio Power Amplifier

*Wide operating supply voltage: VCC=1.8V~ 6V.
*Low crossover distortion.
*Low quiescent circuit current.
*Bridge/stereo configuration.
2 - Class AB 1.8 6 0.35 10 4 DIP-8
SOP-8
TDA2822 1.35W Max  Dual Low Voltage Audio Power Amplifier

* Wide Operating Supply Voltage: VCC=1.8V - 12V.
* Low Crossover Distortion.
* Low Quiescent Circuit Current.
* Bridge/Stereo Configuration.
2 - Class AB 1.8 12 0.65 10 4 DIP-8
SOP-8
PA4894 Differential Input Power Amplifier with Shutdown

* Differential amplification
* Selectable and low current shutdown mode
* 1.0W/Ch(typ.)into a 8Ω load @5.0V
* Directly connected to the battery due to excellent PSRR
* Operation supply: 2.2 V-5.5 V
* External controlled gain and turn-on time configuration
* Circuits for protection
* Thermal overload protection circuit
* “Click and pop” noise protection circuit
* Halogen Free
2 Standby Class AB 2 5.5 1 1 8 MSOP-10
M2073 0.65W Max Dual Low Voltage Power Amplifier

* Operating Voltage ( VCC=1.8V~15V )
* Low Crossover Distortion
* Low Operating Current
* Bridge or Stereo Configuration
* No Turn-on Noise
* Bipolar Technology
2 - Class AB 1.8 15 1.2 10 8 DIP-8
SOP-8
TEA2025AH Stereo Audio Amplifier

*Working Voltage down to 3V
*Few External components
*High Channel isolation
*Voltage gain up to 45dB(Adjustable with external resistor)
*Soft clipping
*Internal Thermal protection
2 BTL
SE Mode
Class AB 3 12 1.5 10 4 DIP-16
PA3017 2x2.0W Stereo Audio Power Amplifier, with 4 Selectable Gain(6、10、15.6、21.6dB) Settings

* 2W output power into 3Ω load from 5V supply each channel
* Gain control internally
* Differential input fully
* Depop circuitry
* Shutdown protection thermally
2 Standby
Selectable Gain
Class AB 4.5 5.5 1.9 1 4 HTSSOP-20
PA4867 Dual 2.1W Audio Amplifier Plus Stereo Headphone Function

* Operating voltage range VDD=2V~5.5V
* Output power:
-2.4W(typ.)@5V into 3Ω with 1% THD+N max (1kHz)
-2.1W(typ.)@5V into 4Ω with 1% THD+N max (1kHz)
* Eliminates SE-mode output coupling capacitors
* Shutdown mode available
* click and pop reduction circuitry
* Unity-gain stable
* Thermal-shutdown Protection
* Input MUX control
* SE/BTL mode available
2 Standby
Mute
BTL
SE Mode
Class AB 2 5.5 1.9 1 4 TSSOP-20
HTSSOP-20
PA4890 1.1W Audio Power Amplifier With Active-Low  Shutdown Mode

* Operating: VCC=2.5V ~ 5.5V
* 1.1W output power, VCC=5V, THD=1%, f=1kHz, 8Ω Load
* Ultra-low distortion :0.1% (typ.)
1 Standby
BTL
SE Mode
Class AB 2.5 5.5 1.1 1 8 SOP-8
MSOP-8
PA3427 2x2.0W Stereo Audio Power Amplifier. with 4 Selectable Gain
(6、10、15.6、21.6dB) Settings And Input-Mux Control

* Depop circuitry integrated
* BTL gain: 6dB, 10dB, 15.6dB, 21.6dB
* SE gain: 4.1dB
* Output power (THD+N:1%, supply voltage:5V)
− 2.0W into a 4Ω load
− 1.2W into a 8Ω load
* With two mode :BTL and SE
* Stereo input multiplexer
* Fully differential input
* Build-in gain control
* PC-Beep input function
* Thermal shutdown protection
2 Shutdown
Selectable Gain
PC-Beep input
BTL
SE Mode
Class AB 4.5 5.5 2 1 4 HTSSOP-24
PA3428 2*2.0W Stereo Audio Power Amplifier, with 4 Selectable Gain
(6、15.6、21.6、27.6dB) Settings And Input-Mux Control)

* Internal Depop circuitry
* Output power at 1% THD+N
Supply voltage:5V
Delivering 2.0W into a 4Ω load
Delivering 1.2W into a 8Ω load
* Tow mode:
Bridge-tied Load (BTL)
,Single-ended (SE)
* Stereo input signal
* Fully differential input
* Gain control Internally
* Differential Input fully
2 Shutdown
Selectable Gain
PC-Beep input
BTL/SE Mode
Class AB 4.5 5.5 2 1 4 HTSSOP-24
PA3431 2x2.0W Stereo Audio Power Amplifier,
with 4 Selectable Gain (6、10、15.6、21.6dB) Settings

* 2W Output power into 4Ω load from 5V supply each channel
* Gain control internally
* Differential input fully
* Depop circuitry
* Shutdown protection thermally
2 Standby
Selectable Gain
Class AB 4.5 5.5 2 1 4 HTSSOP-20
PA3202 2x2.0W Stereo Audio Power Amplifier,
BTL and SE Modes with MUTE

* Improves depop circuitry to eliminate turn-on and turn-off transients in output
* Output power:
-2W(typ.)@5V into 3Ω with 0.2% THD+N max (1kHz)
-800mW(typ.)@3.3V into 3Ω with 0.2% THD+N max (1kHz)
* Fully specified for use with 3-Ω Loads
* Stereo switchable bridged/single-ended power amplifiers
* Input MUX select terminal
* Thermal-shutdown protection
* Shutdown mode available
2 Standby
Mute
BTL
SE Mode
Class AB 3 5.5 2.2 1 3 HTSSOP-24
PA4863 Dual 2.2W Audio Amplifier Plus Stereo Headphone Function

* “Click and pop” suppression circuitry
* Thermal shutdown protection circuitry
* Unity-gain stable
* Stereo headphone amplifier mode
2 Standby
Mute
BTL
SE Mode
Class AB 2 5.5 2.2 1 4 DIP-16
SOP-16
SOP-18
HTSSOP-20
TEA2025 Stereo Audio Amplifier

*Working Voltage down to 3V
*Few External components
*High Channel isolation
*Voltage gain up to 45dB(Adjustable with external resistor)
*Soft clipping
*Internal Thermal protection
2 BTL
SE Mode
Class AB 3 12 2.3 10 4 DIP-16
TEA2025A Stereo Audio Amplifier

* High output power
Stereo: Po=2.3W (Typ) at Vcc=9V, RL=4 Ω
Bridge: Po=4.7W (Typ) at Vcc=9V, RL=8Ω
* Low switching distortion at high frequency
* Small shock noise at the time of power on/off due to a built-in
muting circuit
* Good ripple rejection due to a built-in ripple filter
* Good channel separation
* Soft tone at the time of output straiten
* Closed loop voltage gain fixed 45dB (Bridge: 51dB) but
availability with external resistor added
* Minimum number of external parts required
* Easy to design radiator fin
2 BTL
SE Mode
Class AB 3 12 2.3 10 4 DIP-12H
TEA2025D Stereo Audio Amplifier

* Dual or bridge connection modes.
* Few external components.
* Supply voltage down to 3V.
* High channel separation.
* Very low switch onoff noise.
* Max gain of 45dB with adjust external resistor.
* Soft clipping.
* Thermal protection.
* 3V<vcc<15v</vcc<15v
* P=2*1W,VCC=6V,RL=4Ω
* P=2*2.3W,VCC=9V,RL=4Ω
* P=2*0.1W,VCC=3V,RL=4Ω
2 BTL
SE Mode
Class AB 3 12 2.3 10 4 SOP-20
2206 2x2.5W Dual Audio Power Amplifier

*High output power
Stereo:PO=2.3W(Typ) at VCC=9V,RL=4Ω.
Bridge: PO=4.7W(Typ) at VCC=9V,RL=8Ω.
*Low switching distortion at high frequency.
*Small shock noise at the time of power on/off due to a built-in
muting circuit
*Good ripple rejection due to a built-in ripple filter.
*Good channel separation.
*Closed loop voltage gain fixed 45dB(Bridge: 51dB) but availability
with external resistor added.
*Minimum number of external parts required .
*Easy to design radiator fin.
2 BTL
SE Mode
Class AB - 11 2.3 10 4 DIP-12H
PA3212 Stereo 2.6W Audio Power Amplifier, with 4 Selectable Gain
(6、15.6、21.6、27.6dB) Settings And Input-Mux Control

* Output power at 0.65% THD+N, VDD=5V(TYP)
–2.6W/CH (typical) into a 3Ω load
–1.0W/CH (typical) into a 8Ω load
* Bridge-tied load (BTL) supported
* Gain control internally
* Differential Input fully
* Depop circuitry Inside
* Shutdown protection
* Stereo input
2 Shutdown
Selectable Gain
PC-Beep input
BTL
SE Mode
Class AB 4.5 5.5 2.6 10 3 HTSSOP-24
PA3312 Dual 2.6W Audio Power Amplifier, with 4 Selectable Gain
(6、10、15.6、21.6dB) Settings And Input-Mux Control

* Low operating current with 10mA
* Compatible with pc 99 desktop line-out into 10KΩ load
* Internal gain control ,which eliminates external gain-setting
resistors
* 2.6w per channel output power into 3Ω at 5V , BTL mode
* Input MUX select terminal
* Pc-beep input
* Improves depop circuitry to eliminate turn-on and turn-off
transients in output
* Fully differential input
2 Shutdown
Selectable Gain
PC-Beep input
BTL
SE Mode
Class AB 4.5 5.5 2.6 10 3 HTSSOP-24
PA3332 2.6W Stereo Audio Amplifier with Mute and Shutdown

* Including de-pop circuit
* Output power at 1% THD+N, VDD=5V
2.0W/CH (TYP.) into a 4Ω Load
1.3W/CH (TYP.) into a 8Ω Load
* Output power at 10% THD+N, VDD=5V
2.6W/CH (typical) into a 4Ω Load
1.6W/CH (typical) into a 8Ω Load
* BTL mode (Bridge-Tied Load)
* Maximum output power clamping circuitry contained
* Mute and shutdown control available
* Stereo input MUX
2 Standby
Mute
Class AB - 6 2.6 10 4 HTSSOP-24
PA7522 2x3W BTL Audio Power Amplifier

* 3-W output (8Ω) with supply voltage of 8V
* On-chip standby function
* On-chip volume function
2 Standby
DC Volume Control
Class AB 3.5 13.5 3 10 8 HSIP-12A
HSIP -14B
TA8227AP 2x3.0W Low Frequency Power Amplifier

* Wide operating supply voltage: VCC=5~12V
* Low popping noise at power ON
* Best for supply voltage 9V
* Output power
POUT=2.5W/CH at Vcc=9V, RL=4W, f=1kHz, THD=10%
POUT=3.0W/CH at Vcc=9V, RL=3W, f=1kHz, THD=10%
* Soft Clip
* Built-in thermal shut-down protection circuit
* Stand-by switch
2 - Class AB 5 12 3 10 3 SOP-20
DIP-12H
TA8207K Low Frequency Power Amplifier

*High Power : POUT=2.5W / CH (Typ.)
(VCC=9V, RL=4W, f=1KHz, THD=10%)
: POUT=4.6W / CH (Typ.)
(VCC=12V, RL=4W, f=1KHz, THD=10%)
*Low Popping Noise at Power ON
*Small Quiescent Current: ICCQ=21mA (Typ.)
(VCC=9V, VIN=0)
*Soft Clip
*Built-in Thermal Shut Down Protection Circuit
*Bast for Supply Voltage 9V, 12V
*Operation Supply Voltage Range: VCC=6-15V
2 - Class AB 6 15 4.6 10 4 FSIP-12H
UA8229 Low Frequency Power Amplifier

* High Power
: POUT (1) = 2.5W (Typ.)
(VCC = 9V, RL = 4Ω, f = 1kHz, THD = 10%)
: POUT(2) = 4.6W (Typ.)
(VCC = 12V, RL = 4Ω, f = 1kHz, THD = 10%)
* Low Popping Noise at Power ON
* Small Quiescent Current
: IQ = 21mA (Typ.) (VCC = 15V, VIN = 0)
* Soft Clip
* Thermal Shut Down Protection
* Best for Supply Voltage 9V, 12V
* Operation Supply Voltage Range from 6V to 15V
2 - Class AB 6 15 4.6 10 4 HZIP-15A
HSIP-14B
PA1517 2x6W Stereo Audio Power Amplifier

* Needs very few external components
* High output power
* Fixed gain
* Very good ripple rejection
* Mute/standby switch
* AC and DC short-circuit safe to ground and VCC
* Thermally protected
* Reverse polarity safe
* Can handle high energy on outputs (VCC =0V)
* Have no switch-on/switch-off plop
* Electrostatic discharge protection.
2 Standby
Mute
Class AB 6 18 6 10 4 HSIP-9B
DIP-18
DIP-20
TDA7266 2x7W Dual BTL Power Amplifier with Mute and Stand-By

* Wide Supply Voltage Range (3 ~ 18V)
* Minimum External Components
* No SWR Capacitor
* No Bootstrap
* No Boucherot Cells
* Internally Fixed Gain
* Stand-BY &amp; Mute Functions
* Short Circuit Protection
* Thermal Overload Protection
2 Standby
Mute
Class AB 3 18 7 10 8 HZIP-15A
HZIP-15B
HZIP-15D
TDA7499 2x6W Dual Stereo Amplifier with Mute and Stand-By

* Wide supply voltage range up to ±18V
* 6 + 6W @ THD =10%, RL = 8Ω, VS = +14V
* No POP at Turn-On/Off
* MUTE (POP free)
* STAND-BY feature (Low Iq)
* Short circuit protection to GND
* Thermal overload protection
2 Standby
Mute
Class AB ±5 ±18 10 10 8 HZIP-11A
TDA2004 2x10W Stereo Amplifier For Car Radio

* Low distortion.
* Low noise.
2 Standby
Mute
Class AB 8 18 10 10 2 HSIP-14
HZIP-11A
PA2009 2x10W Stereo Amplifier

* Supply range 8V ~ 28V
* High power outputs (10W/Channel)
* High output current up to 3.5A
* Short circuit protection
* Thermal protection
2 - Class AB 8 28 10 1 4 HZIP-11A
TDA7297 2x10W Stereo Amplifier With Mute/ST-BY

* St-by and mute functions
* OTP and short circuit protections
* Work with a minimum external components
* Wide supply voltage range (6.5V~18V)
2 Standby
Mute
Class AB 6.5 18 10 10 8 HZIP-15D
TDA1519C 22W BTL or 2×11W Stereo Power Amplifier

* Two identical amplifiers with Identical differential input stages suitable for Stereo or BTL application.
* Load dump, reverse polarity , short-circuit and over temperature protections
* Fixed gain at 40dB with Good ripple rejection
* Mute/standby switch with low switching current
* Requires very few external components for Bridge -Tied Load (BTL) operation
* No switch-on/switch-off pops
* Low standby current (&lt;100μA)
2 Standby
Mute
Class AB 6 17.5 11 10 2 HSIP-9B
PA2616 2x12W Hi-Fi  Audio Power Amplifier with Mute

* Needs few external components
* No switch-on/switch-off clicks
* During switch-on and switch-off input mute
* Low offset voltage between output and ground
* Both amplifiers has an excellent gain balance
* Hi-Fi in accordance with IEC 268 and DIN 45500
* Thermal protected and short-circuit proof and
* Mute available.
2 Mute Class AB ±7.5 ±21 12 0.5 8 HSIP-9B
TDA22003 2x10W Stereo Amplifier with internal 1/2 VCC supply rejection

* Supply range 8V ~ 28V
* High power outputs (10W/Channel)
* High output current up to 3.5A
* Short circuit protection
* Thermal protection
2 - Class AB 8 28 12.5 1 4 TO-220Z9
TDA7269 14W+14W Stereo Amplifier With Mute &amp; Stand-BY

* High output power: POUT =14 W/channel (Typ.)
VCC= ± 16V, RL = 8Ω, f =1KHz, THD = 10%
* Operation supply voltage range (Ta = 25°C)
VCC(OPR) = ±5~±20V (RL = 8 Ω)
VCC(OPR) = ±5~±15V (RL = 4 Ω)
* Split supply
* Built in overload protection circuit.
* Built in thermal shut down protector circuit.
* Built in audio muting circuit (POP free)
* Built in standby circuit.
2 Standby
Mute
Class AB ±5 ±20 14 10 - HZIP-11A
PA2005 20W Bridge Amplifier For Car Radio

* High output power:
POUT=10+10W @ RL=2Ω, THD=10%
POUT=20W @ RL=4Ω, THD=1%
2 - Class AB 8 18 20 10 4 HZIP-11A
HSIP-14B
TDA7265 25W+25W Stereo Amplifier With Mute &amp; Stand-BY

* High output power: POUT =25 W/channel (Typ.)
VCC= ±20V, RL = 8Ω, f =1KHz, THD = 10%
* Operation supply voltage range (TA = 25°C)
VCC(OPR) = ±5~±25V (RL = 8 Ω)
VCC(OPR) = ±5~±18V (RL = 4 Ω)
* Split supply
* Built in overload protection circuit.
* Built in thermal shut down protector circuit.
* Built in audio muting circuit (POP free)
* Built in standby circuit.
2 Standby
Mute
Class AB ±5 ±25 25 10 - HZIP-11A
UPA2008 3W Stereo Class-D Audio Power Amplifier with DC Volume Control

* 3W per channel into 3Ω speakers (THD+N=10%)
-&lt; 0.045% THD at 1.5W, 1kHz, 3Ω load
* Filter free modulation scheme operates without a large and
expensive LC output filter
* DC volume control with 2dB steps from -38dB to 20dB
* Extremely efficient third generation 5V Class-D technology
-Low supply current, 7mA
-Low shutdown control, 1μA
-Low noise floor, -80dBV
-Maximum efficiency into 3Ω, 78%
-Maximum efficiency into 8Ω, 88%
-PSRR, -70dB
* Operating temperature range, -40°C~85°C
2 Standby
Volume Control
Class D 4.5 5.5 3 10 3 HTSSOP-24
TDA7377 2x30W Dual / Quad Power Amplifier For Car Radio

* High Output Power@VCC=14.4V, f=1KHz,RL=4Ω:
– 2 x 35W Max.
– 2 x 20W@THD= 10%
– 4 x 6 W @10%
– 4 x 10W / 2Ω@10%
– 2 x 30W / EIAJ@ VCC =13.7V,RL=4Ω
* CMOS Compatible Stand-by Function (Low ICC)
* No Audible pop During st-by Operations
* Internally Fixed Gain (26dB BTL and 20dB single ended)
* No Bootstrap Capacitors and boucherot Cells
* Diagnostics Facility on pin10 when output Clipping, shorted to
Vcc or GND, thermal shutdown and soft short at turn on.
* Rail to rail output swing
* Absolute Stability Without Any External Compensation
2月4日 Standby
Diagnostics
BTL and SE Mode
Class AB 8 18 20 10 4 HZIP-15A
HZIP-15D
TDA7375 2x35W Dual / Quad Power Amplifier For Car Radio

* High Output Power@Vcc=14.4V, f=1kHz,RL=4Ω:
– 2 x 40W Max.
– 2 x 25W@THD= 10%
– 4 x 7 W @10%
– 4 x 12W / 2Ω@10%
– 2 x 35W / EIAJ@Vcc=13.7V,RL=4Ω
* CMOS Compatible Stand-by Function (Low Icc)
* No Audible pop During st-by Operations
* Internally Fixed Gain (26dB BTL and 20dB single ended)
* No Bootstrap Capacitors and boucherot Cells
* Diagnostics Facility on pin10 when output Clipping、shorted to
Vcc or gnd、thermal shutdown and soft short at turn on.
* Rail to rail output swing
* Absolute Stability Without Any External Compensation
2月4日 Standby
Diagnostics
BTL and SE Mode
Class AB 8 18 25 10 4 HZIP-15A
HZIP-15D
TDA7388 4x41W Quad Bridge Car Radio Amplifier

* High Output Power@ VCC=14.4V, f=1kHz, RL=4 Ω:
-4 x 41W Max.
-4 x 25W @THD=10%
* Rail to rail output voltage swing
* Low THD &amp; eNo
4 Standby
Mute
BTL Mode
Class AB 8 18 26 10 4 HZIP-25B
TDA7052A 1W BTL Mono Audio Amplifier With DC Volume Control

* Low power consumption
* DC volume control
* Mute mode
* No switch-on and off clicks
* Short-circuit proof
* Good overall stability
* Low HF radiation
* Few external components
* Thermal protection
* ESD protected on all pins
* Missing Current Limiter (MCL)
1 DC Volume Control
Mute mode
Class AB 4.5 18 1.1 10 8 SOP-8
DIP-8
TDA7053A 2x1.1W Stereo BTL Audio Output Amplifier with DC Volume Control and Mute Function

* DC volume control
* Few external components
* Mute mode
* Thermal protection
* Short-circuit proof
* No switch-on and switch-off clicks
* Good overall stability
* Low power consumption
* Low HF radiation
* ESD protected on all pins.
2 DC Volume Control
Mute mode
Class AB 4.5 18 1.1 10 8 DIP-16
SOP-16
PA4838 2x2.0W Stereo Audio Power Amplifier with 32 Steps DC Volume Control and Selectable Gain

* DC Volume Control Interface
* System Beep Detect
* Stereo switchable bridged/single-ended power amplifiers
* Selectable internal/external gain and bass boost
* ”Click and pop” suppression circuitry
* Thermal shutdown protection
2 DC Volume Control
Standby
Mute
Selectable Gain
BTL and SE Mode
Class AB 2.7 5.5 2 1 4 HTSSOP-28
TSSOP-28
PA6021 2x2.0W Stereo Audio Power Amplifier with 32 Steps DC Volume Control

* 2 W Into 4-W speakers with external heatsink
* DC volume control with 2-dB
* Steps from -40 dB ~ 20 dB
* – Fade Mode
* – -85-dB Mute Mode
* Differential Inputs
* 1-μA Shutdown Current (Typical)
* Headphone Mode
2 DC Volume Control
Shutdown
BTL and SE Mode
FADE
Class AB 4 5.5 2 10 4 DIP-20
PA7493 2x2.0W Stereo Class AB Audio Power Amplifier with 32 Steps Volume Control and Two Output Modes BTL/SE

* Stereo switch able bridged/single-ended power amplifiers
* Output power 2W × 2 (VCC=6V, THD=1%, RL=4Ω)
* Low harmonics distortion
* Include 32 steps volume controller by DC voltage with ysteresis
* “Click and pop” suppression circuitry
* Low current consumption in SHUTDOWN Mode(0.7μA)
* Thermal shutdown
2 DC Volume Control
Shutdown
BTL and SE Mode
Class AB 3 6 2 10 4 DIP-16
SOP-16
TDA7496L 2x2.0W Stereo Audio Power Amplifier with DC Volume Control with Stand-By Function

* Linear volume control, Stand-by and mute functions
* Silent Turn On/Off
* No boucherot cell
* 2 x 2W output power: RL=8Ω@THD=10%, VCC=14V
* No ST-BY RC input network
* Internally Fixed Gain (Typ.=30dB)
* Single supply (Max.=18V)
* Soft clipping
* Output DC Short Circuit protection when shorted to GND or VCC.
* Thermal shutdown
* Variable output after volume control circuit
2 DC Volume Control
Standby
Mute
Internally Fixed Gain
Class AB 10 18 2 10 8 DIP-20
SOP-20
HZIP-15D
PA7468 2x2.6W Stereo Audio Power Amplifier 32 Steps Volume Control and Two Output Modes BTL/SE

* Low Operating Current: 9mA
*Two Output Modes Allowable with BTL and SE Modes(chosen by
SE/BTL pin)
*Low Current Consumption :1mA(in Shutdown Mode)
*With Short Circuit Protection
*With Thermal Shutdown Protection
*With Over Current Protection Circuitry
*Eliminating Turn-on and Turn-off Transients in Outputs by Improved
Depop Circuitry to.
*Very High PSRR
*32 Steps Volume Adjustable
*BTL Mode :2.6W per Channel Output Power into 4Ω Load at 5V
2 DC Volume Control
Shutdown
Mute
BTL and SE Mode
Class AB 4.5 5.5 2.6 10 4 SOP-16
PA7469 2x2.6W Stereo Audio Power Amplifier 32 Steps Volume Control and Two Output Modes BTL/SE

* Low operating current: 9mA
* Two output modes allowable with BTL and SE modes selected by
SE/BTL pin
* Low current consumption in shutdown mode :1μA
* Short circuit protection
* Thermal shutdown protection and over current protection circuitry
* Improved depop circuitry to eliminate turn-on and turn-off
transients in outputs
* Very high PSRR
* 32 Steps volume adjustable
* BTL mode: 2.6W per channel output power into 4Ω Load at 5V
2 DC Volume Control
Standby
BTL and SE Mode
Class AB 4.5 5.5 2.6 10 4 DIP-16
SOP-16
TDA8496 2x5.0W Stereo Audio Power Amplifier  with DC Volume Control with Stand-By Function

* 5+5w output power @ VCC= 22V; RL = 8Ω
* Low turn-on turn-off pop noise
* Low external components
* Short circuit &amp; thermal overload protection
* Linear volume control by DC voltage
* Soft clipping
* Internally fixed gain
* St-by and mute functions
2 DC Volume Control
Standby
Mute
Internally Fixed Gain
Class AB 10 32 5 10 8 HZIP-15A
HZIP-15B
HZIP-15D
A4537 Power Amplifier for 1.5V Headphone Stereos

*Low current drain
*16Ω  load drive capability
* excellent power supply ripple rejection
*Less harmonic interference in radion band
*On-chip power switch function, mution function
2 Headphone
Mute
Class AB 0.9 4 0.008 10 16 MSOP-10
SSOP-10
S486 Dual 100mW Audio Power Amplifier with Shutdown Function

* Operating voltage range VCC=2V ~ 5.5V
* Output power:
- 102mW @5V into 16Ω with 0.1% THD+N max (1kHz)
* Stand by mode available
* Low current consumption: 2.5mA max
* Click and pop reduction circuitry
* Unity-gain stable
* Short circuit protected
2 Headphone
Standby
Class AB 2 5.5 0.102 0.1 16 SOP-8
MSOP-8
3541 Class AB Stereo Headphone Driver with Mute Function

* Built-in Mute Function
* No Switch ON/OFF pops
* Short-Circuit Protection
* Low Power Consumption
* Large Output Voltage Swing
* High Signal-to-Noise Ratio
2 Headphone
Mute
Class AB 3 6 0.11 0.1 16 DIP-8
SOP-8
PA2308 Class AB Stereo Headphone Driver

* Output power less than 10% THD+N, VDD=5V(TYP)
--280mW/CH (typical) into a 8Ω load
--110mW/CH (typical) into a 32Ω load
*Very High signal-to-noise ratio
*Large output voltage swing
*Good power supply ripple rejection
*Low power consumption and Low distortion
*Fix wide temperature range
*Without switch ON/OFF clicks
2 Headphone Class AB 3 6 0.084 0.1 32 SOP-8
PA3112 2x150mW Audio Power Amplifier Operation to 2.5V with Shutdown Function

* Operating voltage range VDD=2.5V~5.5V
* Output power:
-150mW @5V into 16Ω
* Differential inputs
* Shutdown mode available
* Low current consumption:3mA max
* click and pop reduction circuitry
* Unity-gain stable
* Thermal and over-current protection
2 Headphone
Shutdown
Class AB 2.5 5.5 0.09 0.1 32 MSOP-10
L3305 Low Voltage Class B Amplifier

* Low Operating Voltage range (1V~3V)
* Low Operating current consumption
* Feedback stabilized gain less than 80 dB
* Output power exceeds 140 dBSPL
1 Headphone Class AB 1 3 - - - TSSOP-14
SOP-14
TDA8547 2 × 0.7W BTL AUDIO
AMPLIFIER WITH OUTPUT
CHANNEL SWITCHING

2 × 0.7W BTL
Low standby current
No switch-on/switch-off plops
2 - Class AB 2.2 18 0.7 10 8 SSOP-20N
UPA8155 CLASS AB/D OPTIONAL
SECOND GENERATION
CLASS-D AUDIO AMPLIFIER

*Power Supply Range: 2.5V~5.5V
* Low Shutdown Current (&lt;0.1μA)
* AB/D Operate Mode
* Two NCN Level: 0.65W and 0.85W
* Ultra Low THD+N: 0.06%
* Over-Temperature Protection
1 Ctrl
Mode1~4
Class A/B
Class D
2.5 5.5 2.61 10 4 SOP-8
  Audio Related Controller
Part No. Features Number of Channels Supply Voltage (V)
Min
Supply Voltage (V)
Max
Supply Current (mA)
Max
Output Voltage (Vrms) THD Package
UMPI06 Auto Identification Power Switch for Headphone Signal

* Supply voltage: 0.8V~3.6V
* Automatic input signal identification and switching
* Wide range of temperature
* Small package and SC59-6 available
1 0.8 3.6 0.4 - - SOT-26
ULV1012 Pre-Amplified IC'S For High Gain 2-Wire Microphones

* Typical ULV1012-15, 2.2V Supply, RL=2.2kΩ, C=2.2μF
,VIN=18mVPP, Unless Otherwise Specified
* Supply Voltage: 2V ~ 5V
* Supply Current: &lt;180μA
* Voltage Gain
– ULV1012-07: 7.8dB
– ULV1012-15: 15.6dB
– ULV1012-20: 20.9dB
– ULV1012-25: 23.8dB
1 2 5 0.3 1.64 1 SOT-26
U2429 Serial Data Control Dual Electronic Volume

* Built-in reference circuit
* Control with serial data Volume 0 ~ -83dB (1dB/step), -∞
(Independent control is allowed in each channel)
* Low noise and low distortion VNO = 5μVrms (ATT = -∞)
THD = 0.01% Typ. (V0 = 0.5Vrms)
2 4.5 5.5 16 1.3 1 SOP-8
DIP-8
UM2750 4 Input/1 Output Stereo Audio Selector

* Dual Channel for Stereo Use
* 4.7~13V Operating Voltage
* 4 Input /1 Output Audio Selectors
* Bipolar Technology
* Low Output Noise: -110dBV typ.
* Low Distortion: 0.005% typ.
2 4.7 13 13 2.5 1 SOP-16
UM2752 2 Input/1 Output Stereo Audio Selector

* Dual Channel for Stereo Use
* 4.7~10V Operating Voltage
* 2 Input /1 Output Audio Selectors
* Bipolar Technology
* Low Output Noise: -114dBV typ.
* Low Distortion: 0.0009% typ.
2 4.7 10 15 2.5 1 TSSOP-14
ULV7084 Pre-Amplifier For Mems Mocrophone

* Operating voltage: 1.5V ~ 3.60V
* Current consumption: 80μA typ.
* Bias Voltage: +12.5V
* Input equivalent noise: 3μVrms (-110dBV)
* Frequency response: 20Hz~20kHz
* Maximum output Voltage: 281mVrms (-11dBV) at THD &lt; 5%
* Gain: -3dB
* Operating temperature: -40ºC~85ºC
1 1.5 3.6 0.25 0.281 1 SOT-23-5
U7313 Audio Processor IC

* Support I2C bus interface
* 3 stereo inputs and selectable input gain
* Volume control in 1.25dB/step
* Loudness function
* 4 independent speakers control
4 6 10 11 2.5 0.3 SOP-28
DIP-28
UAP7313 Stereo Audio Processor For Car Audio

* 3 stereo inputs with gain selection, range from 0dB to +11.25dB in 3.75dB/step
* Master volume from 0 dB to -78.75dB in 1.25dB/step
* * Speaker attenuator for balance and fader, range from 0dB to -38.75dB in 1.25dB/step
* Each channel output can be muted individually.
* Bass and Treble control, range from -14dB to +14dB in 2dB/step
* Wide operation range (VDD = 4V to 10V)
4 4 10 40 2.5 0.01 SOP-28
UPC1237 Protector IC For Stereo Power Amplifier

* Wide supply voltage range of 25V~60V.
* Contain a relay driver. (Max. I6=80mA)
* Latching / Automatic Reset function
* Built-in output offset detection function. Both positive and
negative output offset can be detected through pin2.
* AC voltage can be detected.
* External Time Delay Function
1 25 60 8 - - SIP-8
ALDR605 Capless 2Vrms Audio Line Driver With Adjustable Gain

* Integrated Charge pump generates negative supply rail
* Provides flat frequency response from DC to 20kHz
* Pop-Free under-voltage protection
* Low noise and THD Typical THD+N = 0.001% (f =1kHz)
* 2Vrms output voltage into 2.5kΩ load with 3.3V supply voltage
* -40°C to +85°C operating temperature range
2 3 3.6 14.5 2 1 HMSOP-10
ALDR632 Direct 2-Vrms Audio Line Driver with Adjustable Gain

* Low THD+N&lt;0.01% at 2Vrms Into 10kΩ
* Stereo Direct Audio Line driver
2Vrms Into 10KΩ With 3.3V Supply
* Integrated Charge Pump Generates Negative Supply Rail
* High SNR, &gt;90dB
* Ground-Referenced Outputs Eliminate DC-Blocking
Capacitors
* Differential Input and Single-Ended Output
* Adjustable Gain by External Gain-Setting Resistors
* Pop-Free Under-Voltage Protection
* Short-Circuit Protection
* Click- and Pop-Reduction Circuitry
* Active Mute Control for Pop-Free Audio On/Off
Control
2 3 3.6 25 2 1 TSSOP-14
ALDR6138 Direct Headphone Driver With Adjustable Gain

* Low THD+N&lt;0.01% at 10mW Into 32Ω
* Stereo Direct Headphone Amplifier driver
40 mW Into 32Ω With 3.3-V Supply
* Integrated charge pump Generates Negative Supply
Rail
* High SNR, &gt;90dB
* Ground-Referenced Outputs Eliminate
DC-Blocking Capacitors
* Differential Input and Single-Ended Output
* Adjustable Gain by External Gain-Setting Resistors
* Pop-Free Under-Voltage Protection
* Configurable as a Second-Order Low-Pass Filter
Ideal for PWM Audio Sources
* Short-Circuit Protection
* Click- and Pop-Reduction Circuitry
* Active
2 3 3.6 25 - 1 TSSOP-14
ALDR8905 * Integrated Charge pump generates negative supply rail
* Provides flat frequency response from DC to 20kHz
* Pop-Free under-voltage protection
* Low noise and THD
Typical THD+N = 0.001% (f =1kHz)
* 2VRMS output voltage into 2.5kΩ load with 3.3V supply voltage
* 3VRMS output voltage into 2.5kΩ load with 5V supply voltage
1 3 5.5 15.5 - 0.001 HMSOP-10
PA309 * High voltage gain
* High ESD voltage
* Wide input signal
* High gain linearity
* Low input capacitance
* Built-in capacitor 10pF for RF noise elimination
1 1.4 5.5 0.3 - 0.29 SOT-23-3