Stk413-430 Circuit Diagram Jun 2026

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The circuit requires a robust transformer with a center-tapped secondary coil (e.g., 35V-0V-35V AC).

The is a two-channel (stereo) hybrid integrated circuit (IC) developed by Sanyo Electric . It is designed for Class H or Class AB high-fidelity audio power amplification. It is capable of delivering clean, robust power to home stereo systems and home theaters.

: Often found in electronic keyboards or guitar amps.

What is the circuit showing? (e.g., blowing fuses, audio distortion, or complete silence?) What DC voltages are you measuring across your +VCCpositive cap V sub cap C cap C end-sub −VEEnegative cap V sub cap E cap E end-sub

[ Dual DC Power Supply: +Vcc / 0V / -Vcc ] | v [Audio In] ---> [Input & Mute Stage] ---> [ STK413-430 IC ] ---> [ Boucherot/Zobel Network ] ---> [Speaker Out] ^ | |_________________________| Feedback Loop 1. The Input and Feedback Stage