Click to expand full text
Datasheet
Wireless Power Consortium / Qi Compliant series
Wireless Power Transmitter IC
BD57021MWV
General Description BD57021MWV 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. BD57021MWV works as a controller in the wireless power transmitter based on the Qi compliant by using it with a general-purpose microcomputer. BD57021MWV is applied to Qi ver.1.2 BPP (Baseline Power Profile).
Key Specifications
Input Voltage Range: Drive Frequency Range: Operating Temperature Range:
4.2 V to 5.3 V 110kHz to 205kHz
-20°C to +85°C
Package UQFN040V5050
W(Typ) x D(Typ) x H(Max) 5.00mm x 5.00mm x 1.
BD57021MWV Datasheet
