BM81004MUV
BM81004MUV is 12V Input Multi-Channel System Power Supply manufactured by ROHM.
Power supply IC series for TFT-LCD panels
12V Input Multi-Channel System Power Supply IC
General Description 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, 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 (50m A)
- 10 bit DAC-controlled Gamma Amplifier 4ch
- 8 bit DAC-controlled V Amplifier
- Output voltage control by I2C.
- Built-in EEPROM.
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