Wireless Power Transmitter IC - BD57020MWV

BD57020MWV is an integrated IC for the wireless power transmitter. This device is composed of inverters for the coil drive, controller for the communication of the Qi compliant and demodulating circuit, GPIO, TCXO buffer, and I²C interface. BD57020MWV works as a controller in the wireless power transmitter based on the Qi compliant by using it with a general-purpose microcomputer. BD57020MWV is applied to Qi ver.1.2 (Low Power and Medium Power).

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
número de peça
Estado de Condição
Quantidade Unidade
Quantidade mínima Package
tipo de embalagem
BD57020MWV-E2 Active UQFN040V5050 2500 2500 Taping sim
Input Power Supply Voltage (Max.)[V] 5.3
Input Power Supply Voltage (Min.)[V] 4.2
Input Adapter Voltage (Max.)[V] 20.0
Input Adapter Voltage (Min.)[V] 4.6
Comment Version 1.2
Operating Temperature (Min.)[°C] -20
Operating Temperature (Max.)[°C] 85
    • WPC / Qi ver.1.2
      (Low Power and Medium Power) support.
    • Half Bridge / Full Bridge inverter
    • Foreign object detection
    • GPIO 4CH
    • I²C bus interface
    • 5.0mm x 5.0mm UQFN package 40 pin
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Número de peça Nome do Produto Pacote Datasheet Inventário de distribuição
BD57021MWV Wireless Power Transmitter IC UQFN040V5050   comprar
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Dados técnicos
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.