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Overview
| Topology | Full-Bridge Converter symmetrical isolated |
| Input voltage | 5 V |
| Output 1 | 3.3 V |
| IC revision | 004 |
Description
BD57021MWV 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.BD57021MWV works as a controller in the wirelesspower transmitter based on the Qi compliant by using itwith a general-purpose microcomputer.BD57021MWV is applied to Qi ver.1.2 (Low Power).
Features
- WPC / Qi ver.1.2 (Low 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 | Status | Product series | Compliance | Size | L (µH) | IR (A) | RDC max. (mΩ) | fres (MHz) | Q | P (W) | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 760308111 | SPEC PCN pendingDue to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. | 7 files | Active i| Production is active. Expected lifetime: >10 years. | WE-WPCC Wireless Power Transfer Transmitter Coil | Qi - A11; MP-A11 | 53 x 53 x 6 mm | 6.3 | 13 | 25 | 20 | 80 | 200 |
| Order Code | Datasheet | Simulation | |
|---|---|---|---|
| 760308111 | SPEC PCN pendingDue to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. |
| Samples |
|---|
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | Compliance | Size | L (µH) | IR (A) | RDC max. (mΩ) | fres (MHz) | Q | P (W) | Samples |
|---|
