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FSCQ1565RTYDTU

15A/650V QRC Power Switch

Partnumber Manufacturer Quantity Availability
FSCQ1565RTYDTU 2589 In Stock

Description and Introduction

15A/650V QRC Power Switch The part **FSCQ1565RTYDTU** is a **Fairchild Semiconductor** (now part of **ON Semiconductor**) **Quasi-Resonant Flyback PWM Controller IC**.  

### **Key Specifications:**  
- **Topology:** Quasi-Resonant (QR) flyback  
- **Input Voltage Range:** 85V to 265V AC (universal input)  
- **Switching Frequency:** Adjustable, up to **130 kHz**  
- **Output Power:** Up to **25W** (depending on design)  
- **Standby Power Consumption:** < **100mW**  
- **Protection Features:**  
  - Overvoltage protection (OVP)  
  - Overload protection (OLP)  
  - Over-temperature protection (OTP)  
  - Brown-out protection  
- **Package:** **TO-220F-5L** (isolated tab)  

### **Applications:**  
- AC/DC adapters  
- LED drivers  
- Power supplies for TVs and monitors  

For exact electrical characteristics, refer to the **Fairchild/ON Semiconductor datasheet**.

Partnumber Manufacturer Quantity Availability
FSCQ1565RTYDTU FAIRCHILD 28 In Stock

Description and Introduction

15A/650V QRC Power Switch The FSCQ1565RTYDTU is a power switch manufactured by Fairchild Semiconductor (now part of ON Semiconductor). Below are its key specifications:  

- **Manufacturer**: Fairchild Semiconductor  
- **Type**: Quasi-Resonant Flyback Power Switch  
- **Package**: TO-220F-5L  
- **Input Voltage Range**: 85V to 265V AC  
- **Switching Frequency**: 65 kHz (adjustable)  
- **Output Power**: Up to 180W (depending on design)  
- **Features**:  
  - Built-in high-voltage MOSFET (650V)  
  - Quasi-resonant operation for improved efficiency  
  - Over-voltage, over-current, and over-temperature protection  
  - Low standby power consumption  
  - Soft-start function  

This device is commonly used in power supply applications such as adapters, LED drivers, and consumer electronics.  

(Note: Fairchild Semiconductor was acquired by ON Semiconductor in 2016, but legacy Fairchild part numbers may still be referenced.)

Partnumber Manufacturer Quantity Availability
FSCQ1565RTYDTU N/A 2589 In Stock

Description and Introduction

15A/650V QRC Power Switch The part **FSCQ1565RTYDTU** is a **Fairchild Semiconductor** product. It is a **Power Switch (MOSFET)** designed for **high-voltage power switching applications**.  

### **Specifications:**  
- **Manufacturer:** Fairchild Semiconductor (now part of ON Semiconductor)  
- **Type:** Power Switch (MOSFET)  
- **Voltage Rating:** 650V  
- **Current Rating:** 3A (typical)  
- **Package Type:** TO-220F (isolated tab)  
- **Switching Frequency:** High-frequency operation  
- **Features:** Built-in soft-start, over-voltage protection, and thermal shutdown  
- **Applications:** Power supplies, LED drivers, and offline converters  

For exact datasheet details, refer to the official documentation from **ON Semiconductor** (Fairchild's successor).

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