BM81004MUV - Rohm

BM81004MUV 12V Input Multi-Channel System Power Supply

BM81004MUV is a system power supply for TFT-LCD panels used for liquid crystal TVs. This IC is incorporated with Negative and Positive charge pump controller and Gate Pulse Modulation (GPM) function. It also features built-in EEPROM to contain each setting voltage, soft start time etc. Features ■ Step-up DC/DC converter (AVDD). (Synchronous rectification, B.

Features

built-in EEPROM to contain each setting voltage, soft start time etc. Features
■ Step-up DC/DC converter (AVDD). (Synchronous rectification, Built-in load switch).
■ Step-down DC/DC converter 1(VIO). (Non-synchronous rectification).
■ Step-down DC/DC converter 2(VCORE).
■ Step-down DC/DC converter 3(HAVDD). (Synchronous rectification).
■ Positive charge pump controller (VGH).
■ Negative charge pump controller (VGL).
■ Gate Pulse Modulation (GPM) function.
■ High Voltage LDO (50mA)
■ 10 bit DAC-controlled Gamma Amplifier 4ch
■ 8 bit DAC-controlled VCOM Amplifier
■ Output voltage control by I2C.