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KA1H0680B from FAIRCHIL,Fairchild Semiconductor

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KA1H0680B

Manufacturer: FAIRCHIL

Fairchild Power Switch(FPS)

Partnumber Manufacturer Quantity Availability
KA1H0680B FAIRCHIL 492 In Stock

Description and Introduction

Fairchild Power Switch(FPS) The part **KA1H0680B** is manufactured by **FAIRCHILD**. Below are the specifications, descriptions, and features based on Ic-phoenix technical data files:  

### **Specifications:**  
- **Manufacturer:** FAIRCHILD  
- **Part Number:** KA1H0680B  
- **Type:** Switching Power Supply IC  
- **Package:** TO-220F (5-pin)  
- **Input Voltage Range:** 85V to 265V AC  
- **Output Power:** Up to 15W (depending on design)  
- **Switching Frequency:** 67 kHz (typical)  
- **Operating Temperature Range:** -20°C to +85°C  

### **Descriptions:**  
The **KA1H0680B** is a high-voltage switching regulator IC designed for offline power supply applications. It integrates a power MOSFET and PWM controller, making it suitable for compact and efficient power supply designs.  

### **Features:**  
- Built-in high-voltage power MOSFET  
- Low standby power consumption  
- Overvoltage protection (OVP)  
- Overcurrent protection (OCP)  
- Thermal shutdown protection  
- Soft-start function to reduce inrush current  
- Auto-restart mode for fault conditions  

This IC is commonly used in AC/DC adapters, LED drivers, and auxiliary power supplies.  

Let me know if you need further details.

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