[work] | Stk412530 Datasheet

The STK412‑530 is designed to be used with a minimum of external components, thanks to its highly integrated internal structure. A typical stereo amplifier application circuit includes:

The is a thick-film hybrid integrated circuit (Hybrid IC) manufactured by Sanyo (now part of ON Semiconductor). It is specifically designed for use as a stereo audio power amplifier in consumer electronics, particularly mid-to-high-end home stereo systems, mini component systems, and active loudspeakers.

The STK412-530 is a high-performance, two-channel Class H audio power amplifier hybrid IC originally developed by Sanyo (now part of ON Semiconductor). It is designed to provide high-efficiency audio amplification for home theater systems, car audio, and professional equipment Core Technical Features The module utilizes a shift power supply

The STK412-530 is categorized as a "Two-Channel Shift Power Supply Audio Power Amplifier IC," a sophisticated device capable of driving two independent audio channels with substantial power output. It is designed using thick-film hybrid technology, where multiple active and passive components are embedded onto a single ceramic substrate, ensuring high reliability and excellent thermal stability. stk412530 datasheet

While other STK modules look similar, they are rarely pin-for-pin compatible regarding voltage ratings and gain. Stick to the exact part number unless you are an advanced user capable of modifying the circuit board to accept a different module (like an STK412-xxx series).

The STK412-530 is packaged in a 20-pin SIP (Single In-line Package). The package is designed for through-hole mounting, and the IC can be mounted on a printed circuit board (PCB) using standard through-hole mounting techniques.

| Parameter | Symbol | Conditions / Note | Rated Value | Unit | | :--- | :--- | :--- | :--- | :--- | | | VCC MAX, VEE MAX | No signal | ±71.0 | V | | Maximum Supply Voltage (Low) | VCC MAX, VEE MAX | No signal | ±42.0 | V | | Recommended Supply Voltage (High) | VCC, VEE | For operation | ±45.0 to ±52.0 | V | | Recommended Supply Voltage (Low) | VCC, VEE | For operation | ±26.0 | V | | Peak Output Current | I O (peak) | Per Channel | 12.0 | A | | Power Dissipation | P D | With infinite heatsink | 125.0 | W | | Operating Substrate Temperature | T c | | -30 to +125 | °C | | Storage Temperature | T stg | | -40 to +150 | °C | The STK412‑530 is designed to be used with

The STK412‑530 incorporates several features that set it apart from standard audio amplifier ICs:

: A transformer rated for at least 5A with secondary voltages of 30V-35V is recommended. Filtering : Large filter capacitors (e.g.,

Uses a voltage-level detection system to switch supply voltages, reducing heat dissipation during operation. Common Applications The STK412-530 is a high-performance, two-channel Class H

The STK412-530 is packaged in a specialized format. The pins are clustered logically to segment low-level audio input signals away from high-current power rails and output paths, preventing electromagnetic interference (EMI):

Built-in circuitry to shut things down before they melt.