The main product, WCM-WP8037, is a wireless charging chip certified with Qi2.0 MPP. It integrates a robust 32-bit core alongside peripherals tailored to wireless charging requirements. This purpose-built module not only supports the MPP protocol but also displays compatibility with BPP, EPP, and other proprietary protocols, showcasing its adaptability to a wide range of devices.
One of the standout features of the WCM-WP8037 is its integration of a high-resolution full-bridge controller and multi-channel ASK demodulation technology. This enables the module to handle various power sources like DC power, USB-PD, HVDCP, among others. With rich IO interfaces, users have easy control over various peripheral chips, making it a versatile solution for wireless charging applications.
FEATURE
. Multi-pole oscillation design suitable for tightly coupled magnets
. Variety of strong magnet types suitable for different scenarios
. Increased metal shielding and EMI requirements
. Compatibility with other BPP, EPP features after increasing power
. Share the same dimensions with Apple C222 module
. No design modification, Pin replacement
. Qi2 certificated, support MPP/ EPP/ BPP protocols
. USB PD 9V/ 2.22A 5V/3A; DC 9V/2.22A
SPECIFICATION
Item | Parameter |
Input Power | USB 9V/5V, DC 9V |
Output Power | 15W Max |
Standby power | <500mW |
System Efficiency | 78% (Max) |
Protocol | • MPP (Qi 2.0) • EPP/ BPP (Qi 1.3.3) |
Coil Type | MPP 7.42uH@360KHz |
Protection | OVP/ UVP / OCP / OTP / OSP |
FOD | Q factor / Analog Ping / Power Transfer FOD based on power loss modeling |
Module Dimension | 53.04mm*49.16mm*3.5mm (magnetic ring not included) |
Main Chips Interface
| WP8037 (WPINNO) / FM1203 (Fudan Micro) Programming: TX, GND, SDA, SCL, VDD,CC2 Power: V+, V-, D+,D D-, CC1 |
Charging Efficiency Test Summary
Rx Device: MPP iPhone 12 (Prect Power) and YBZ Rx test equipment
Tx module: WCM-MP810 (Pin Power)
Test Results: The efficiency for 15W is nearly same when charging in 127Khz and 360khz
Pout (W) | Efficiency Data | |
WCM-WP819 with YBZ Rx | WCM-WP819 with MPP Rx | |
1 | 47.76% | 46.07% |
2 | 58.98% | 60.46% |
3 | 65.33% | 65.25% |
4 | 73.06% | 69.32% |
5 | 76.57% | 76.90% |
7 | 77.71% | 78.63% |
8 | 78.18% | 78.82% |
9 | 79.92% | 79.50% |
10 | 79.75% | 80.29% |
11 | 80.69% | 80.34% |
13 | 80.58% | 79.67% |
14 | 81.41% | 80.04% |
15 | 81.33% | 80.15% |
RE and ESD Test Summary
Module | AC Input | Loading | Minimum Margin/dB |
WCM-WP819 | AC 120V | iPhone | -6.19 |
AC 230V | -5.03 | ||
AC 120V | Rx tester | -5.87 | |
AC 230V | -6.63 |
