AmplifierCircuits

Overview: The TB2904H (o) is 4-ch BTL audio amplifier for car audio applications.  This IC can generate higher power: POUT MAX = 43 W as it includes the pure complementary P-ch and N-ch DMOS output stage. It is designed to yield low distortion ratio for 4-ch BTL audio power amplifier, built-in standby function, muting function, and various kinds of protectors.  Circuit Diagram: Circuit diagram for  43 W BTL × 4-ch Audio Power IC Datasheet for TB2904H:   Download

Overview: The TB2903HQ is 4-ch BTL audio amplifier for car audio applications. This IC can generate higher power: POUT MAX = 47 W as it includes the pure complementary P-ch and N-ch DMOS output stage. It is designed to yield low distortion ratio for 4-ch BTL audio power amplifier, built-in standby function, muting function, and various kinds of protectors. Additionally, Off-set detector is built in.  Features  High power output  POUT MAX (1) = 47 W (typ.)  VCC = 14.4 V, f = 1 kHz, JEITA max, RL = 4 Ω)  Built-in standby switch function (pin 4)  Built-in muting function (pin 22)  Built-in Off-set detection function (pin 25)  Thermal shut down, overvoltage, out to GND, out to VCC, out to out short  Operating supply voltage: VCC (opr) = 9~18 V (RL = 4 Ω)  Circuit Diagam: 47 Watt 4-channel Audio Power Circuit Diagram Datasheet for   TB2903HQ:   Download

General Description The TA8277H is 4 ch BTL audio power amplifier for car audio   application.   This IC can generate more high power: POUTMAX = 43 W as it   is included the pure complementary PNP and NPN transistor   output stage.   It is designed low distortion ratio for 4 ch BTL audio power   amplifier, built-in stand-by function and muting function.   Additionally, the AUX amplifier and various kind of protector   for car audio use is built-in. Circuit Diagram: 40 Watt Audio Amplifier Circuit Datasheet for TA8277:   Download

General Description: The TA8276H is 4 ch BTL audio power amplifier for car audio application. This IC can generate more high power: POUTMAX = 35 W as it is included the pure complementary PNP and NPN transistor output stage. It is designed low distortion ratio for 4 ch BTL audio power amplifier, built-in stand-by function, muting function, output clipping detection and diagnosis circuit which can detect output to VCC/GND short and over voltage input mode. Additionally, the AUX amplifier and various kind of protector for car audio use are built-in.  Circuit Diagram: 35 W BTL x 4 ch Audio Power IC Datasheet for TA8276:   Download

General Description: The TA8273H is 4 ch BTL audio power amplifier for car audio   application.   This IC can generate more high power: POUTMAX = 47 W as it   is included the pure complementary PNP and NPN transistor   output stage.   It is designed low distortion ratio for 4 ch BTL audio power   amplifier, built-in stand-by function, muting function, and   diagnosis circuit which can detect output to VCC/GND short,   output offset voltage and over voltage input mode. Additionally, the AUX amplifier and various kind of protector   for car audio use are built-in.  Circuit Diagram: 47 Watt BTL Audio Power Amplifier 4-channel Datasheet for TDA8273: Download

General Description: The TA8260AH is 4 ch BTL audio power amplifier for car audio  application.  This IC can generate more high power: POUT MAX = 40 W as it is  included the pure complementary PNP and NPN transistor  output stage.  It is designed low distortion ratio for 4 ch BTL audio power  amplifier, built-in Stand-by Function, Muting Function, Clip  detector, and diagnosis circuit.  Additionally, the AUX. amplifier is built-in, it can make the beep  signal etc. output to 2 channels (OUT1 and 4).  It contains various kind of protectors for car audio use.  Circuit Diagram:  40 W BTL x 4CH Audio Power IC  Datasheet for TDA8260AH:   Download

The HA13159 is four-channel BTL amplifier IC designed for car audio, featuring high output and low distortion, and applicable to digital audio equipment. It provides 37 W output per channel, with a 13.7 V power supply and at Max distortion. Circuit diagram: 4-channel 37 Watt amplifier circuit Datasheet for HA13159: Download

The HA13158A is four-channel BTL amplifier IC designed for car audio, featuring high output and low  distortion, and applicable to digital audio equipment. It provides 34 W output per channel, with a 13.7 V  power supply and at Max distortion. Circuit diagram: 34 W × 4-Channel BTL Power IC Datasheet for HA13158A: Download

Description: The HA13156 is four-channel BTL amplifier IC designed for car audio, featuring high output and low distortion, and applicable to digital audio equipment. It provides 38 W output per channel, with a 13.7 V  power supply and at Max distortion. Functions: 4 ch BTL power amplifiers Built-in standby circuit Built-in muting circuit Built-in protection circuit (surge, T.S.D, and ASO) Built-in change booster ON/OFF circuit Features: High power for booster circuit Popping noise minimized Low output noise Built-in high reliability protection circuit Circuit diagram: 4x38 watt audio amplifier circuit diagram Datasheet for HA13156: Download

The HA13151/HA13152 are high output and low distortion 4 ch BTL power IC designed for digital car audio. At 13.2 V to 4 W load, this power IC provides output power 14 W with 10% distortion. Circuit Diagram: 14 W 4-Channel Audio Amplifier Datasheet for HA13151: Download

HA13150A is a four-channel BTL amplifier IC designed for car audio, featuring high output and low distortion, and applicable to digital audio equipment. It provides 21 W output per channel, with a 14.4V power supply and at 10% distortion. Circuit diagram: Circuit diagram for 21 W 4-Channel BTL Power IC Datasheet for HA13150A: Download

FEATURES Class D/1-Bit Audio Power Output Stage 5 V Analog and Digital Supply Voltages Power Stage Power Supply 8 V to 20 V Output Power @ 0.1% THD + N Stereo Mode 2 20 W @ 4  @ 14.4 V 2 20 W @ 8  @ 20 V Mono Mode 1 40 W @ 4  @ 20 V RON < 320 m (per Transistor) Efficiency > 85% @ Full Power/8  Clickless Mute Function Turn-On and Turn-Off Pop Suppression Short-Circuit Protection Overtemperature Protection Data Loss Protection 2-Channel BTL Outputs or 4-Channel Single-Ended Outputs 52-Lead Exposed Pad TQFP Package Low Cost DMOS Process APPLICATIONS: PC Audio Systems Minicomponents Automotive Amplifiers Home Theater Systems Televisions GENERAL DESCRIPTION: The AD1991 is a 2-channel BTL or 4-channel single-ended  class D audio power output stage. The part is configured during  reset to be in either 2-channel mode or 4-channel mode.  To protect the IC as well as the connected speakers, the AD1991  pr...