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KA5L0380R from FSC,Fairchild Semiconductor

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KA5L0380R

Manufacturer: FSC

Fairchild Power Switch(FPS)

Partnumber Manufacturer Quantity Availability
KA5L0380R ,KA5L0380R FSC 3000 In Stock

Description and Introduction

Fairchild Power Switch(FPS) The part **KA5L0380R** is manufactured by **FSC (Fairchild Semiconductor Corporation)**.  

### **Specifications:**  
- **Type:** Switching Regulator IC  
- **Category:** Power Management ICs  
- **Output Type:** PWM Controller  
- **Topology:** Flyback  
- **Input Voltage Range:** 85V to 265V AC (for universal line operation)  
- **Output Voltage:** Adjustable (depends on external components)  
- **Output Current:** Up to 3A (with appropriate external components)  
- **Switching Frequency:** 67 kHz (typical)  
- **Operating Temperature Range:** -25°C to +85°C  
- **Package:** TO-220F (isolated type)  

### **Descriptions:**  
- The **KA5L0380R** is a **high-voltage PWM controller** designed for offline flyback converters.  
- It integrates a **high-voltage power MOSFET** and a **PWM controller** in a single package.  
- Suitable for **low-power SMPS (Switched-Mode Power Supply)** applications.  
- Features **built-in protections** such as overcurrent, overvoltage, and thermal shutdown.  

### **Features:**  
- **Integrated high-voltage MOSFET** (650V, 3A)  
- **Low standby power consumption**  
- **Cycle-by-cycle current limiting**  
- **Soft-start function** for reduced inrush current  
- **Auto-restart protection** for fault conditions  
- **Internal thermal shutdown**  
- **Isolated TO-220F package** for improved thermal performance  

This part is commonly used in **AC/DC adapters, power supplies for consumer electronics, and auxiliary power supplies**.  

(Note: Always refer to the official datasheet for precise technical details.)

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