T6322A

tm TE CH FEATURES Wide Input Voltage Range: 7V to 30V LED Output Current Up to 1.5A Soft-start Single pin on/off and brightness control using DC voltage or PWM High efficiency (up to 97%) Up to 1MHz switching frequency Typical 5% output current accuracy SOT-23 and SOP-8 Lead-free Package Applications LED/Display Back Light Driver Lightings Portable Communication Devices Handheld Electronics T6322A PWM Control 1.5A Step-Down Converter GENERAL DESCRIPTION The T6322A is a continuous mode inductive step-down converter, designed for driving single or multiple series connected LEDs efficiently from a voltage source higher than the LED voltage. The device operates from an input supply between 7V and 30V and provides an externally adjustable output current of up to 1.5A. Depending upon supply voltage and external components, this can provide up to 42 watts of output power. The T6322A includes the output switch and a highside output current sens...