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KA5M0165RTU from FAIRCHILD,Fairchild Semiconductor

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KA5M0165RTU

Manufacturer: FAIRCHILD

1A/650V 70KHz Power Switch

Partnumber Manufacturer Quantity Availability
KA5M0165RTU FAIRCHILD 233 In Stock

Description and Introduction

1A/650V 70KHz Power Switch **Part Number:** KA5M0165RTU  
**Manufacturer:** FAIRCHILD  

### **Specifications:**  
- **Type:** SMPS (Switched-Mode Power Supply) PWM Controller IC  
- **Topology:** Flyback  
- **Input Voltage Range:** 85V AC to 265V AC  
- **Output Power:** Up to 5W (typical)  
- **Switching Frequency:** 50kHz (typical)  
- **Operating Temperature Range:** -20°C to +85°C  
- **Package:** TO-220F-4L (isolated)  
- **Features Built-in:**  
  - High-voltage startup circuit  
  - Pulse-by-pulse current limiting  
  - Overvoltage protection (OVP)  
  - Thermal shutdown protection  
  - Auto-restart function for fault conditions  
  - Low standby power consumption  

### **Descriptions & Features:**  
- Designed for offline flyback converters in low-power applications.  
- Integrates a high-voltage power MOSFET and PWM controller.  
- Reduces external component count for cost-effective designs.  
- Suitable for AC/DC adapters, auxiliary power supplies, and standby power circuits.  
- Includes soft-start function to minimize inrush current.  
- Compliant with energy efficiency standards (e.g., ENERGY STAR).  

(Note: Verify datasheet for exact values as specifications may vary.)

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