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DS3988 from DALLAS,MAXIM - Dallas Semiconductor

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DS3988

Manufacturer: DALLAS

8-Channel Cold-Cathode Fluorescent Lamp Controller

Partnumber Manufacturer Quantity Availability
DS3988 DALLAS 47 In Stock

Description and Introduction

8-Channel Cold-Cathode Fluorescent Lamp Controller The DS3988 is a part manufactured by DALLAS (now part of Maxim Integrated). Here are the factual specifications:

1. **Function**: The DS3988 is a 4-channel transformer driver for cold cathode fluorescent lamps (CCFLs).  
2. **Channels**: It supports up to 4 CCFL lamps.  
3. **Input Voltage**: Operates from a supply voltage range of **4.5V to 5.5V**.  
4. **Frequency Control**: Adjustable lamp frequency via an external resistor.  
5. **Dimming Control**: Supports analog and PWM dimming.  
6. **Protection Features**: Includes open-lamp protection, overvoltage protection, and thermal shutdown.  
7. **Package**: Available in a **28-pin TSSOP** package.  
8. **Applications**: Primarily used in LCD backlighting for monitors, TVs, and automotive displays.  

For detailed electrical characteristics and timing diagrams, refer to the official datasheet.

Application Scenarios & Design Considerations

8-Channel Cold-Cathode Fluorescent Lamp Controller

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