40 Watt Audio Amplifier Circuit

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

40 W BTL x 4CH Audio Power IC

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

40W hi-fi audio power amplifier TDA2051

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

40W Hi-Fi AUDIO POWER AMPLIFIER

Circuit Diagram:

Circuit diagram 40W Hi-Fi AUDIO POWER AMPLIFIER

40 W car radio high 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