The STK412-230 is a thick-film hybrid integrated circuit (Hybrid IC) designed primarily for high-fidelity audio power amplification. Manufactured originally by SANYO (now part of ON Semiconductor), this module belongs to the renowned STK series, which was widely used in stereo receivers, home theater systems, and high-power professional audio equipment during the late 1990s and early 2000s.
The STK412-230 belongs to the STK412-000 series, which is characterized by its architecture. Unlike standard Class AB amplifiers, Class H circuits use a "shift power supply" that dynamically adjusts the voltage supplied to the power transistors. This significantly reduces heat dissipation and improves overall energy efficiency, making it a popular choice for high-power consumer audio systems and professional sound equipment. Usage and Maintenance Stk412-230 Datasheet Pdf
STK412-230 SANYO Дискретные полупроводниковые модули The STK412-230 is a thick-film hybrid integrated circuit
Reading a blog summary is fine, but you get the original PDF for three reasons: Unlike standard Class AB amplifiers, Class H circuits
The STK412-230 datasheet PDF provides the following specifications: