Search for STK412-230 datasheet on:
Verify authenticity – Compare the logo, pin 1 mark, and laser-etched numbers on the IC. Many fakes use repainted STK412-150 or lower-power dies.
STK412-230 is a thick-film hybrid integrated circuit (IC) manufactured by (now part of Panasonic), primarily used as a two-channel (stereo) Class-H audio power amplifier
. It is specifically designed to provide high output power—delivering 100W per channel
—while maintaining high efficiency through a built-in shift power supply circuit. IC Components Key Technical Specifications According to authoritative datasheets from Sanyo (AllDatasheet) IC Components , the core attributes of the STK412-230 include: Output Power Amplifier Class
: Class-H, which utilizes a switching supply voltage to reduce heat and power consumption according to the audio signal level. Package Type : SIP-ZIP (Single In-line Package) or HYB-18. Operating Temperature : Specified for reliable performance between Core Features Stk412-230 Datasheet Pdf
: High efficiency, low distortion, low noise, and high input impedance. e-Gizmo Mechatronix Central Applications & Usage
This component is commonly found in a variety of consumer and professional audio electronics: Home Audio : Home theater systems and subwoofers. Mobile Audio : Car audio systems. Commercial Sound : Sound reinforcement and public address (PA) systems. Mini Systems : High-power shelf stereos, such as the Panasonic SA-AK960 Datasheet Resources
You can find the full technical documentation through the following sources: STK412-230 Datasheet, PDF - ALLDATASHEET.COM
STK412-230 , thick-film hybrid audio power amplifier IC manufactured by
. It is specifically designed for high-efficiency stereo applications, such as home theater receivers and professional audio systems, by using a built-in shift power supply circuit to switch supply voltages based on input signal levels. Key Technical Specifications Search for STK412-230 datasheet on:
Authoritative datasheets and product listings from sources like Veswin Electronics IC Components define the following core parameters: Output Power: 150W + 150W (min) into an 8-ohm load. Amplifier Class: Operating Voltage:
Typically requires a dual (split) power supply; maximum ratings can reach up to for no-signal conditions in similar series models. Package Type: (Single In-line Package) or ZIP-18. Total Harmonic Distortion (THD): 2 Channels (Stereo). IC Components Pin Configuration & Application The IC typically features a 15-pin to 18-pin
layout (depending on the specific series variant) that is unified across the STK412 series. This allows manufacturers to use a common PCB design for different power output classes. Primary Uses:
Home audio amplifiers, PA systems, and high-fidelity DIY audio projects. Design Note:
Proper heat dissipation is critical; it requires a large heat sink, often secured through its metal substrate. IC Components Purchase Options & Availability You can find the STK412-230 through various online retailers and distributors: Sanyo STK412-230 (New/Original) : Available at eBay - netmetersolar for ~~~$15.95~~~ or eBay - dalbani_global for ~~~$33.95~~~. Sanyo STK412-230 (Pulled/Used) : Offered by eBay - dalbani_global at ~~~$18.95~~~. Distributors : Stock is also listed on platforms like Veswin Electronics pinout table for this module? STK412-230-E SANYO - IC Components Verify authenticity – Compare the logo, pin 1
From the original datasheet, the standard application requires:
| Model | Power (6Ω) | Voltage | Pin Compatible? | Notes | |-------|------------|---------|----------------|-------| | STK412-230 | 150W | ±48V | Yes | Original model | | STK412-220 | 120W | ±42V | Yes | Lower power, similar pinout | | STK412-240 | 180W | ±55V | No (suffix differs) | Uses 20-pin package | | STK419-130 | 100W | ±35V | No | Lower voltage, different series |
The STK412-230 offers the best price-to-power ratio among its direct replacements.
The STK412-230 is part of the renowned STK400 series, which features dual-channel (stereo) audio power amplifier modules. Unlike discrete transistor designs, this hybrid IC integrates pre-amplifier stages, driver transistors, and output power transistors into a single compact package.
| Parameter | Rating | | :--- | :--- | | Max Output Power (per ch) | 230W (4Ω, 10% THD) | | Typical RMS Power | 150W–180W (8Ω, 0.4% THD) | | Supply Voltage (Recommended) | ±55V to ±75V DC | | Max Supply Voltage | ±85V DC | | Quiescent Current | 100 mA (typical) | | Load Impedance | 4Ω to 16Ω | | Package | SIP-22 (Single Inline Package, 22 pins) |
Note: Always cross-reference these with the actual datasheet for your revision.
The STK412-230 is a class AB audio power amplifier hybrid IC designed for high-end home stereo, AV receivers, and powered speakers. It is a 2-channel (stereo) module with a typical self-contained output stage requiring minimal external components.