HA13159 - Hitachi Semiconductor

HA13159 37W x 4-Channel BTL Power

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. Functions • 4 ch BTL power amplifiers • Built-in standby circuit • Built-in muting circuit • Built-in protection circu.

Features

• Low power dissipation
• Soft thermal limiter
• Requires few external parts (C:3, R:1)
• Popping noise minimized
• Low output noise
• Built-in high reliability protection circuit
• Pin to pin with HA13153A/HA13154A/HA13155/HA13157/HA13158/HA13158A HA13159 Block Diagram C2 0.1 µ/16 V C1 4400 µ/16 V 14 2 1 STBY IN-1 Buffer & Mute-1 Amp-1 VCC 13.2 V 18 PVCC2 6 PVCC1 3 4 5 IN VCC 7 IN-2 11 Buffer & Mute-2 Amp-2 8 9 15 IN-3 13 Buffer & Mute-3 Amp-3 16 17 19 IN-4 23 MUTE 10 R1 7.5 k Buffer & Mute-4 Protector (ASO, Surge, TSD) 12 C3 10 µ/10 V 22 TAB Unit R: Ω C: F Amp-4 20 21 Notes: 1. S.