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CA-233 LED Backlight  Driver ITEM NAME: Universal 32-60 inch LED LCD TV Backlight Driver Board TV Constant Current Boost Description: LED LCD TV Constant Current Backlight Inverter Driver Board Boost Step-Up Module. Suitable for 32-60 inch LCD TV, universal for all brands and models. VCC Voltage: 40-165V; VIN Voltage: 12-24V; Output Voltage: 55-255V; Default Output Current: 200mA (adjustable). Attention 1: This constant current plate requires two way voltage input, VCC is connected to 40-165V voltage, VIN is connected to 12-24V voltage, if only one voltage is connected, it will not be boosted. Attention 2: Please try to install from the minimum current (default 200MA). If the backlight brightness is not enough, then slowly increase it from low to high current. Do not directly use the maximum current to illuminate the backlight. It is easy to burn the light bar or the driver board. Specification: Size: 72x45x10mm / 2.84x1.77x0.39inch Package Includes: 1 Piece LED TV Constant Current Board Note: Please allow slight measuring deviation due to manual measurement. SKU: FUZ0016242568011102.LED LCD TV Constant Current Backlight Inverter Driver Board Boost Step-Up Module. If the backlight brightness is not enough, then slowly increase it from low to high current. Do not directly use the maximum current to illuminate the backlight.