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KA5S0765 from FAIRCHILD,Fairchild Semiconductor

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KA5S0765

Manufacturer: FAIRCHILD

Fairchild Power Switch(FPS)

Partnumber Manufacturer Quantity Availability
KA5S0765 FAIRCHILD 27000 In Stock

Description and Introduction

Fairchild Power Switch(FPS) The part **KA5S0765** is a **Switching Regulator IC** manufactured by **FAIRCHILD**. Below are its specifications, descriptions, and features based on available information:  

### **Specifications:**  
- **Manufacturer:** FAIRCHILD  
- **Category:** Power Management ICs  
- **Type:** Switching Regulator  
- **Output Type:** PWM Controller  
- **Topology:** Flyback  
- **Input Voltage Range:** 85V to 265V (AC)  
- **Output Voltage:** Adjustable (depends on external components)  
- **Switching Frequency:** ~100 kHz  
- **Maximum Output Power:** ~65W (typical)  
- **Package:** TO-220F (5-pin)  

### **Descriptions:**  
- The **KA5S0765** is a high-voltage **PWM controller IC** designed for **offline flyback converters**.  
- It integrates a **high-voltage MOSFET** and **PWM control circuit**, making it suitable for **AC/DC power supplies**.  
- It features **low standby power consumption** and **high efficiency**, making it ideal for **SMPS (Switched-Mode Power Supply)** applications.  

### **Features:**  
- **Built-in high-voltage MOSFET** (650V rating)  
- **Pulse Width Modulation (PWM) control**  
- **Low standby power consumption**  
- **Overvoltage protection (OVP)**  
- **Overcurrent protection (OCP)**  
- **Thermal shutdown protection**  
- **Soft-start function** for reduced inrush current  
- **Auto-restart mode** for fault recovery  

This IC is commonly used in **power adapters, LED drivers, and offline power supplies**.  

Would you like any additional details?

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