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HA13156
38 W × 4-Channel BTL Power IC
ADE-207-241 (Z) 1st. Edition July 1997 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
HA13156
Block Diagram
+ VCC
C11 0.47µ SW1 2 STBY IN1 1 Buffer & Mute-1 16 INVCC 6 PVCC1 24 PVCC2 3
C9 4400µ
OUT1 + C1 R1 SP1 PGND1 0.1µ 2.