Part Number : RT9921
Function : Integrated Multi-Channel DC-DC Converter / VQFN-24L 4×4
Manufacturer : Richtek Technology
Pinout :
Description
The RT9921 includes a high-performance boost regulator, a low dropout linear regulator (LDO), a gate pulse modulator (GPM), a voltage detector, a VCOM buffer (unity gain OPA), and a VGH charge pump controller for active matrix thin-film transistor (TFT) liquid-crystal displays (LCDs).
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RT9921