Sanyo discontinued these chips years ago. The market contains many counterfeit clones. Look for reputable distributors or verified new-old-stock (NOS) suppliers.
Exceptionally low, typically 0.008% at 1 kHz.
If you are working on high-fidelity audio amplification, vintage stereo repair, or a DIY project requiring robust power output, you have likely encountered the . This hybrid thick-film IC from SANYO (now ON Semiconductor) has been a workhorse in mid-to-high-end consumer electronics for decades. However, finding a complete, reliable STK412-230 Datasheet PDF can be challenging, as many online sources offer incomplete scans or misleading information.
The STK412-230 is intended for use as a high-fidelity audio amplifier in various applications. A typical application circuit from the SANYO datasheet includes: Stk412-230 Datasheet Pdf
No external compensation is required, as the module is internally stabilized.
Delivers up to 150W + 150W (into an 8Ω load).
The datasheet is a map back to a time when audio was heavy, warm, and built on a foundation of silicon and ceramic. of this chip, or are you looking for a pinout diagram to help with a repair? STK412-230 SANYO Discrete Semiconductor Modules - Jotrin Sanyo discontinued these chips years ago
In conclusion, the STK412-230 datasheet PDF provides comprehensive information for engineers and electronics enthusiasts looking to design and build audio amplifiers using this popular IC. The STK412-230 offers a compelling combination of high output power, low distortion, and wide operating voltage range, making it suitable for a wide range of audio applications. By carefully reviewing the datasheet and following the application guidelines, designers can create high-performance audio equipment that meets their specific needs.
: Connects to the output network to control gain.
| | Value/Details | | ------------------------------- | --------------------------------------------------- | | Manufacturer | SANYO Electric Co., Ltd. (now part of Panasonic) | | Type | Class H Audio Power Amplifier Hybrid IC | | Channels | 2-Channel (Stereo) | | Package | 18-Pin SIP (Single Inline Package) | | Output Power (Typical) | 100W to 150W per channel into 8Ω (datasheet-dependent) | | Series | STK412-000 Series | Exceptionally low, typically 0
| Supplier | Authenticity Guarantee | Price Range (USD) | |----------|------------------------|-------------------| | Mouser | 100% (NOS only) | $45-55 | | DigiKey | 100% (NOS only) | $50-60 | | eBay (reputable seller) | Examine photos for SANYO logo | $15-30 (used) | | Utsource | Tested pulls | $20-35 |
| Aspect | STK412-230 (Class AB) | Modern Class D (e.g., TPA3255) | |--------|----------------------|--------------------------------| | Power | 200W/ch | 300W/ch | | Efficiency | ~65% | >90% | | Heat | Requires large heatsink | Minimal heatsink | | Supply | Bipolar ±64V | Unipolar 48V | | Size | Large SIP module | Small IC + PCB | | Availability | Discontinued, difficult to find | Widely available |
This component is considered an older or "obsolete" part but remains available through specialized distributors and marketplaces:
The is a two-channel, class-H audio power amplifier hybrid integrated circuit (IC) originally developed by SANYO Electric Co., Ltd. (now part of Panasonic). It is designed for high-efficiency audio amplification, specifically delivering 150W + 150W of power. Core Specifications Amplifier Class: Class H. Output Power: 150W + 150W. Package Type: SIP18 (Single In-line Package with 18 pins).