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STK401-250

Manufacturer: STK, SANYO

AF Power Amplifier (Split Power Supply) (20W+20W+20W, THD = 0.4%)

Partnumber Manufacturer Quantity Availability
STK401-250,STK401250 STK, SANYO 659 In Stock

Description and Introduction

AF Power Amplifier (Split Power Supply) (20W+20W+20W, THD = 0.4%) The STK401-250 is a hybrid IC (Integrated Circuit) manufactured by SANYO. It is part of the STK series, which is known for power amplifier applications. Below are the factual specifications, descriptions, and features of the STK401-250:

### **Specifications:**  
- **Manufacturer:** SANYO  
- **Type:** Hybrid IC (Thick Film)  
- **Application:** Power Amplifier  
- **Output Power:** 25W (typical)  
- **Supply Voltage Range:** ±25V to ±35V  
- **Total Harmonic Distortion (THD):** Low (specific value depends on application conditions)  
- **Operating Temperature Range:** -20°C to +85°C  
- **Package Type:** SIP (Single In-line Package)  
- **Pin Count:** 10 pins  

### **Descriptions:**  
The STK401-250 is a power amplifier module designed for audio applications. It integrates multiple amplifier stages into a single package, providing a compact and efficient solution for audio amplification. The hybrid construction combines thick-film resistors and semiconductor devices for improved performance and reliability.  

### **Features:**  
- **High Power Output:** Capable of delivering up to 25W of output power.  
- **Low Distortion:** Designed for minimal harmonic distortion in audio applications.  
- **Wide Supply Voltage Range:** Operates effectively within ±25V to ±35V.  
- **Thermal Protection:** Built-in safeguards to prevent overheating.  
- **Compact Design:** SIP package allows for space-efficient PCB mounting.  

This information is based on the manufacturer's datasheet and product documentation.

Application Scenarios & Design Considerations

AF Power Amplifier (Split Power Supply) (20W+20W+20W, THD = 0.4%)

Alternative Part Number

  • LM3886TF --: Popular high-power audio amplifier IC with similar output power range and thermal performance, widely used as a replacement in audio power stages.
  • TDA7294 --: DMOS audio power amplifier delivering comparable output power with built-in protection circuits, suitable for similar amplifier designs.
  • LM3875TF --: Overture series audio power amplifier with comparable voltage and power ratings, offering a robust alternative for audio output stages.
  • STK404-250 --: Same STK thick-film hybrid audio amplifier family with comparable output power and pinout, widely used as a direct substitute in audio power stages.
  • STK4050II --: Higher-power STK hybrid audio amplifier module with similar supply voltage range and package style, suitable for replacement with minor heatsink adjustment.
  • STK4036II --: Sanyo hybrid audio power IC with similar supply voltage and output power class, commonly used to replace STK401 series devices in amplifiers.

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