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FAN7544N from FAIRCHIL,Fairchild Semiconductor

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FAN7544N

Manufacturer: FAIRCHIL

Electronic Ballast Controller

Partnumber Manufacturer Quantity Availability
FAN7544N FAIRCHIL 120 In Stock

Description and Introduction

Electronic Ballast Controller The FAN7544N is a Power Factor Correction (PFC) controller IC manufactured by **FAIRCHILD Semiconductor**. Below are its key specifications:  

- **Function**: Critical Conduction Mode (CRM) PFC Controller  
- **Input Voltage Range**: Supports universal AC input (typically 85V–265V AC)  
- **Output Voltage**: Adjustable (typically up to 400V DC)  
- **Switching Frequency**: Variable (depends on load and input conditions)  
- **Features**:  
  - Zero-current detection (ZCD) for CRM operation  
  - Internal start-up timer  
  - Overvoltage protection (OVP)  
  - Undervoltage lockout (UVLO)  
  - Low standby power consumption  
- **Package**: 8-pin DIP (Dual In-line Package)  
- **Applications**: Used in AC-DC power supplies for PCs, TVs, and lighting systems.  

For exact electrical characteristics, refer to the official **Fairchild datasheet**.

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