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KA5Q12656RTYDTU from 仙童,Fairchild Semiconductor

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KA5Q12656RTYDTU

Manufacturer: 仙童

Fairchild Power Switch(FPS)

Partnumber Manufacturer Quantity Availability
KA5Q12656RTYDTU 仙童 1282 In Stock

Description and Introduction

Fairchild Power Switch(FPS) The part **KA5Q12656RTYDTU** is manufactured by **Fairchild (仙童)**. Below are the factual details from Ic-phoenix technical data files:  

### **Specifications:**  
- **Manufacturer:** Fairchild Semiconductor (仙童)  
- **Part Number:** KA5Q12656RTYDTU  
- **Category:** Power Management IC  
- **Type:** Switching Regulator / PWM Controller  

### **Descriptions:**  
- Designed for **offline power supplies** with high efficiency.  
- Features **Quasi-Resonant (QR) operation** for reduced switching losses.  
- Includes built-in **protections** such as over-voltage, over-current, and thermal shutdown.  
- Operates in **wide input voltage range** for AC-DC applications.  

### **Features:**  
- **Quasi-Resonant (QR) Mode** for improved efficiency.  
- **Low Standby Power Consumption** (<100mW).  
- **Integrated 650V MOSFET** for simplified design.  
- **Frequency Jittering** to reduce EMI.  
- **Auto-Restart Protection** for fault conditions.  
- **Soft Start** function to limit inrush current.  

(Note: For exact electrical characteristics, refer to the official **Fairchild datasheet**.)

Partnumber Manufacturer Quantity Availability
KA5Q12656RTYDTU FA 2872 In Stock

Description and Introduction

Fairchild Power Switch(FPS) The part **KA5Q12656RTYDTU** is manufactured by **FA (Fairchild Semiconductor)**.  

### **Specifications:**  
- **Type:** Switching Power Supply IC  
- **Function:** High-Voltage Resonant Controller  
- **Input Voltage Range:** 8.5V to 20V  
- **Output Voltage:** Adjustable (depends on external components)  
- **Switching Frequency:** Adjustable (typically 50kHz to 150kHz)  
- **Package:** TO-220F-5L (isolated type)  
- **Operating Temperature Range:** -20°C to +125°C  
- **Protection Features:** Overvoltage protection (OVP), overcurrent protection (OCP), thermal shutdown  

### **Descriptions:**  
- Designed for resonant-mode power supplies.  
- Optimized for high-efficiency applications.  
- Includes a built-in high-voltage startup circuit.  

### **Features:**  
- **Resonant Operation:** Reduces switching losses for improved efficiency.  
- **Soft Switching:** Minimizes EMI and improves reliability.  
- **Integrated Protections:** Ensures safe operation under fault conditions.  
- **Low Standby Power Consumption:** Suitable for energy-efficient designs.  

For detailed application notes, refer to the official datasheet from **Fairchild Semiconductor (FA)**.

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