Power Management IC for DSC/DVCs - BD9865MWV

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
Part Number
Unit Quantity
Minimum Package Quantity
Packing Type
BD9865MWV-E2 Active UQFN040V5050 2500 2500 Taping Yes
ch 4
Vin1(Min.)[V] 4.0
Vin1(Max.)[V] 14.0
SW frequency(Max.)[MHz] 1.5
Circuit Current(Typ.)[mA] 5.0
Reference Voltage1[V] 0.8
Operating Temperature (Min.)[°C] -25
Operating Temperature (Max.)[°C] 85
  • ・ step-down converter (2ch),Contains cross converter (1ch),
        step-up converter (1ch),
    ・Built-in OCP(Over Current Protection) circuit
    ・Built-in SCP(Short Circuit Protection) circuit
    ・Built-in UVLO(Under Voltage Locked Out) circuit
    ・Built-in TSD(Thermal Shutdown) circuit
    ・Built-in PG function
    ・External synchronization enabled
    ・Independent ON/OFF Function Each Channel
    ・Package of mounting on high heat radiation side (UQFN040V5050 :0.4mm pitch)
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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.