TPS65552A Xenon Tube Flash Driver

The size of the photoflash charger circuit is greatly simplified and reduced by Texas Instrument (TI) TPS65552A. A photoflash capacitor charger based on this device is shown on the circuit diagram below. All the necessary  function such as charging controls, output feedback, charge completion status, insulated gate bipolar transistor (IGBT) driver, and circuit protections needed to implement a small, efficient […]

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High-Power Long-Life Compact Fluorescent Lamp / Tube lamp Controller

We can use UBA2021 for 600 V lamp controller and half-bridge driver IC for high-power. The UBA2021 is a long-life CFL/TL applications. It’s equipped with over-power protection to delivers constant light output and improves safety. A driver circuit for an external half-bridge, an oscillator, and a control circuit for starting, preheating, ignition, lamp burning, and protection are included. A demo […]

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