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FAN7021 from FAIRCHILD,Fairchild Semiconductor

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FAN7021

Manufacturer: FAIRCHILD

CMOS Power Amplifier

Partnumber Manufacturer Quantity Availability
FAN7021 FAIRCHILD 5000 In Stock

Description and Introduction

CMOS Power Amplifier The FAN7021 is a high-voltage power switch manufactured by Fairchild Semiconductor (now part of ON Semiconductor). Below are its key specifications:

1. **Input Voltage Range**: 85V to 265V AC  
2. **Output Power**: Up to 15W (typical)  
3. **Switching Frequency**: Fixed at 65kHz  
4. **Standby Power Consumption**: <100mW  
5. **Integrated Features**:  
   - High-voltage startup circuit  
   - Built-in MOSFET (650V, 1.5A)  
   - Frequency jittering for EMI reduction  
   - Over-temperature protection (OTP)  
   - Over-voltage protection (OVP)  
   - Over-load protection (OLP)  

6. **Package**: DIP-8 (Dual In-line Package)  
7. **Applications**:  
   - AC/DC converters for chargers and adapters  
   - Auxiliary power supplies  

8. **Operating Temperature Range**: -40°C to +105°C  

For detailed electrical characteristics, refer to the official Fairchild datasheet.

Partnumber Manufacturer Quantity Availability
FAN7021 FAI 90 In Stock

Description and Introduction

CMOS Power Amplifier The FAN7021 is a power management IC manufactured by Fairchild Semiconductor (now part of ON Semiconductor). Below are the factual specifications from Ic-phoenix technical data files:

1. **Manufacturer**: Fairchild Semiconductor (FAI)  
2. **Type**: PWM Controller IC  
3. **Topology**: Flyback  
4. **Input Voltage Range**: 8V to 30V  
5. **Switching Frequency**: 65kHz (fixed)  
6. **Output Drive**: 0.5A (source/sink)  
7. **Features**:  
   - Built-in soft-start  
   - Cycle-by-cycle current limiting  
   - Under-voltage lockout (UVLO)  
   - Over-voltage protection (OVP)  
8. **Package**: SOP-8  
9. **Applications**: AC/DC adapters, offline power supplies  

This information is based on the official datasheet and product documentation.

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