I2C Control Multi-channel System Power Supply IC - BM81006MWW (New)

BM81006MWW is a system power supply for TFT-LCD. It generates required bias voltage for source driver, T-con and Gate driver: VDD1, VDD2, VDD3, AVDD, HAVDD, VGH, VGL, VCLP, VCLN, VCOM, GAMMA and GPM. I2C BUS control enables free setting of output voltage and sequences.

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* This product is a STANDARD grade product and not recommend for on-vehicle devices.
Part number
Unit Quantity
Minimum Package Quantity
Packing Type
BM81006MWW-ZE2 Active UQFN68W8080A 1000 1000 Taping Yes
Grade Standard
Vin1(Min.)[V] 9.1
Vin1(Max.)[V] 14.7
SW frequency(Max.)[MHz] 0.75
Start up Sequence Circuit No
VCOM[ch] 2
Serial I/F I2C
Auto Data Read No
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 105
    • Asynchronous Buck Converter for VDD x 3
    • Asynchronous Boost Converter for AVDD
    • Synchronous Buck Converter with Built-in FET for HAVDD
    • Asynchronous Boost Converter for VGH
    • VGH Low Temperature Compensation Function
    • Asynchronous Inverting Converter for VGL
    • Negative Output Amplifier for VCLN
    • GPM(Gate Pulse Modulation) Function
    • GPM Positive Clamp Voltage Regulator
    • Amplifier for VCOM x 2
    • VCOM DVR(Digital Variable Range) Function(with 7bit EEPROM)
    • Programmable Gamma Amplifier with 8bit DAC x 4
    • Built-in Reset Function
    • Sequence Control Function
    • Soft-start Function
    • I²C BUS Control
    • Protection Circuits:
      Under Voltage Lockout Protection (UVLO)
      Thermal Shutdown Protection (TSD)
      Timer-Latch Type Short Circuit Protection (SCP)
      Over Voltage Protection (OVP)
      Over Current Protection (OCP)
ROHM Semiconductor reserves the right to change the specifications at any time.
Technical Data
Application Note

Thermal Resistance