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U U
FEATURES
■ Triple Output TFT Supply with Built-In Power Sequencing
■ Integrated White LED Backlight Driver ■ Integrated Schottky Diodes ■ Active Ballast Circuitry Ensures Precise Current
Matching in White LEDs ■ Low Noise 1MHz Fixed Frequency Operation ■ 2.6V to 16V Input Voltage Range ■ Soft-Start Limits Inrush Current ■ TFT Supply Output Voltages Independently Set
(Not Charge Pump Derived) ■ Power Good and Output Disconnect for TFT Supply ■ Built-In LED Dimming Capability ■ Open LED Protection for LED Driver ■ 24-Lead QFN Package (4mm × 4mm)
U APPLICATIO S
■ Poly-Silicon TFT Displays ■ Amorphous Silicon TFT Displays
, LT, LTC and LTM are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners.
LT1942 Datasheet
