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HV9921N3-G from Supertex

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HV9921N3-G

Manufacturer: Supertex

3-Pin Switch-Mode LED Lamp Driver ICs

Partnumber Manufacturer Quantity Availability
HV9921N3-G,HV9921N3G Supertex 1445 In Stock

Description and Introduction

3-Pin Switch-Mode LED Lamp Driver ICs The HV9921N3-G is a high-voltage, constant current LED driver IC manufactured by Supertex (now part of Microchip Technology).  

### Key Specifications:  
- **Input Voltage Range**: 8V to 450V DC  
- **Output Current**: Adjustable up to 30mA  
- **Switching Frequency**: Up to 300kHz  
- **Efficiency**: Up to 90%  
- **Dimming Control**: Analog/PWM dimming capability  
- **Package**: 8-pin SOIC  
- **Operating Temperature**: -40°C to +125°C  
- **Features**: Built-in MOSFET, thermal shutdown, and cycle-by-cycle current limiting  

This IC is designed for driving LEDs in applications like lighting, signage, and automotive lighting.  

(Source: Supertex/Microchip datasheet for HV9921N3-G)

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