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UCC3974

Dual Cold Cathode Fluorescent Lamp Controller

UCC3974 Features

* D Synchronous or Nonsynchronous Operation D Dual Output and Control Stages D BiCMOS Technology D Accurate Current Control with 2-mA Typical Supply Current D Analog or Digital Low-Frequency Dimming Capability D Open Lamp Protection with Voltage Clamp D 4.5-V to 25-V Operation D PWM Frequencies Synchr

UCC3974 General Description

Design goals for a cold cathode fluorescent lamp (CCFL) converter used for a liquid crystal display (LCD) monitor application include small size, high efficiency, and low cost. The UCC2974/UCC3974 CCFL controllers provide the necessary circuit blocks to implement a highly efficient LCD monitor backl.

UCC3974 Datasheet (250.93 KB)

Preview of UCC3974 PDF

Datasheet Details

Part number:

UCC3974

Manufacturer:

Texas Instruments ↗

File Size:

250.93 KB

Description:

Dual cold cathode fluorescent lamp controller.

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UCC3974 Dual Cold Cathode Fluorescent Lamp Controller Texas Instruments

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