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Overview
| Topology | Buck Converter |
| Input voltage | 5 V |
| Output 1 | 3.3 V |
| IC revision | 002 |
Description
BD57020MWV is an integrated IC for the wireless powertransmitter. This device is composed of inverters for thecoil drive, controller for the communication of the Qicompliant and demodulating circuit, GPIO, TCXO buffer,and I2C interface.BD57020MWV works as a controller in the wirelesspower transmitter based on the Qi compliant by using itwith a general-purpose microcomputer.BD57020MWV is applied to Qi ver.1.2 (Low Power andMedium Power).
Features
- 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
Typical applications
- Cradle for charge stand
- PC
More information
Products
| Order Code | Datasheet | Simulation | Downloads | Product series | Compliance | Size | L (µH) | IR (A) | RDC max. (mΩ) | fres (MHz) | Q (%) | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 760308110 | SPEC | 7 files | WE-WPCC Wireless Power Transfer Transmitter Coil | Qi - A10; MP-A1/A7 | 53 x 53 x 6 mm | 24 | 6 | 100 | 5 | 180 |
| Samples |
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| Order Code | Datasheet | Simulation | Downloads | Product series | Compliance | Size | L (µH) | IR (A) | RDC max. (mΩ) | fres (MHz) | Q (%) | Samples |
|---|