AmplifierCircuits

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 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

Features for TDA2051: HIGH OUTPUT POWER (60W/4Ω MUSIC POWER IEC 268.3 RULES) HIGH OPERATING SUPPLY VOLTAGE (±25V) SINGLE OR SPLIT SUPPLY OPERATIONS VERY LOW DISTORTION SHORT CIRCUIT PROTECTION (OUT TO GND) THERMAL SHUTDOWN Circuit Diagram: Cicuit diagram for 40W hi-fi audio power amplifier TDA2051 Datasheet for TDA2051:   Download

Circuit Diagram: Circuit diagram 40W Hi-Fi AUDIO POWER AMPLIFIER

FEATURES: Very high output power Low power dissipation when used for music signals Switches to low output power in the event of excessive  heatsink temperatures Requires few external components Fixed gain Low cross-over distortion No switch-on/switch-off plops Mode select switch Low offset voltage at the output Load dump protection Short-circuit safe to ground, VP and across load Protected against electrostatic discharge Thermally protected Diagnostic facility Flexible leads. GENERAL DESCRIPTION: The TDA1560Q is an integrated Bridge-Tied Load (BTL)  class-H high power amplifier. In a load of 8 Ω, the output  power is 40 W typical at a THD of 10%.  The encapsulation is a 17-lead DIL-bent-SIL plastic power  package. The device is primarily developed for car radio  applications. Circuit Diagram: Circuit diagram for 40 W car radio high power amplifier Datasheet for TDA1560Q:   Download