Compatible with the Latest Qi Standard for Medium Power

Compatible with the Latest Qi Standard
(
)
for Medium Power Transmission (<15W)
Wireless Power Transmitter / Receiver Control ICs
BD57020MWV (Tx) / / BD57015GWL (Rx)
Features

System Configuration
Compatible with WPC's Qi standard for medium
power specifications
Power
AC/DC

BD57015GWL receiver control IC is both WPC and
PMA compliant

Combine with a general-purpose microcontroller to
configure a Qi-compliant transmitter
(BD57020MWV[Tx])

Half/Full
Bridge
MCU
Predriver
Demodulation
Rectification
Communication
Communication
Controller
Variable LDO output voltage: 5V to 10V
(BD57015GWL[Rx])
Voltage &
Current Sense

Smartphones

Tablets
Modulation
Qi / PMA
P k
Packet
Generator
BD57020MWV

Portable electronics

Smartphones (Back cover type)
Low
Li-ion
Battery
A/D
Converter
Voltage &
Current Sense
BD57015GWL
Receiver(Rx)
Interoperable with the Qi standard
for low power transmission (< 5W)
Low Power
Tx
Charger
Demodulation
Transmitter (Tx)
Applications
LDO
Detects device misalignment
Low Power
Rx (5W)
Tx
Tx
Correct position
Incorrect position (alert)
Rx
Max.5W
Medium Power
Tx
Medium
Medium Power
Rx (5 - 15W)
Rx