Receives the raw input voltage (typically 12V on larger panels or 5V on smaller 24-inch chassis) directly from the motherboard via the LVDS/Flex cable interface. Boost Regulator Block (AVDD)
For a visual reference, you can find a downloadable pinout and wiring guide at Scribd's Inx In518 Pinout Document . Inx In518 Ic Pinout Diagram TOP | PDF - Scribd inx in518 ic pinout diagram top
Secondary input voltage or internal power supply. Receives the raw input voltage (typically 12V on
The (also identified as 1N518 ) is a multi-channel DC-to-DC converter IC primarily used in Innolux LCD TV T-CON boards and panel display modules. It typically comes in a QFN-40 (Quad Flat No-lead) surface-mount package. Pinout Configuration (Top View) The (also identified as 1N518 ) is a
Alternatively, if you're working on a repair, I can provide tips on: How to check for on the board Soldering techniques for 8-pin packages Share public link
Use an oscilloscope to verify switching activity. If DC is present instead of a switching waveform, the IC may be damaged.
Connects directly to external power inductors and Schottky diodes to drive the boost circuit topology. FB, FBP, FBN