Power Management IC for DSC/DVCs - BD9757MWV

BD9757MWV is an 8-channel switching regulator with a built-in FET for digital still camera. It has a built-in function tolight-control the white LED for backlight according to the light control setting signal from microcomputer.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
Part Number
Unit Quantity
Minimum Package Quantity
Packing Type
BD9757MWV-E2 Active UQFN044V6060 2000 2000 Taping Yes
ch 8
Vin1(Min.)[V] 1.5
Vin1(Max.)[V] 5.5
SW frequency(Max.)[MHz] 1.2
Circuit Current(Typ.)[mA] 5.0
Reference Voltage1[V] 0.8
Reference Voltage2[V] 1
Operating Temperature (Min.)[°C] -25
Operating Temperature (Max.)[°C] 85
  • ・1.5V minimum input operating for VBAT pin.
    ・Mounted with a total of 8ch including step-up converter 2ch,
        step-down converter 4ch, positive to negative converter 1ch,
        step-up converter for LED 1ch.
    ・All channels contain internal phase compensation.
    ・Operating frequency 1.2MHz (CH1-5), 600kHz (CH6-8).
    ・Contains LED light control function for LCD back light.
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Technical Data
Thermal Resistance

The definition and how to use thermal resistance and thermal characterization parameter of packages for ROHM’s integrated circuit are described in this application note.