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Our Qi® Wireless Power Micro-Receiver reference design allows you to quickly add wireless charging functionality to your projects without having to deal with complex specific protocols or state machines. This receiver is implemented using a general-purpose 8-bit microcontroller (MCU) and is a flexible, low-cost alternative to common wireless charging solutions based on ASICs. The receiver is compatible with the Qi 1.1 (5W) standard and can be used in conjunction with any Qi 1.1-compatible wireless charging transmitters. All Qi 1.2 or higher-compliant base stations are also backwards compatible with Qi 1.1.

Key Features

  • 8-bit PIC16F15313 MCU
  • MCP1755 Low Dropout (LDO) voltage regulator, which supplies the 5V voltage for the battery charger and the MCU
  • MCP73830 single-cell Li-Ion/Li-Polymer battery charge management controller
  • A shunt resistor and an MCP6001 amplifier used by the MCU to measure input current
  • Foreign Object Detection (FOD) using the power loss method

Products


Development Tools


MPLAB® Starter Kit and Development Boards


Our starter kits contain everything for you to get started, including demonstration hardware and software and an integrated debugger, allowing you to quickly evaluate a silicon and software solution.

Development Boards for Full-Digital Power Controllers


dsPIC33C Digital Power Starter Kit (DM330017-3) - This starter kit is intended to introduce and demonstrate the capabilities and features of the latest family of dsPIC33C devices targeted for digital power applications.

MPLAB Starter Kit for Digital Power (DM330017-2) – Easily explore the digital power conversion capabilities and features of the dsPIC33F GS family of DSCs.

Low-Voltage PFC Development Kit (DV330101) – The Low-Voltage Power Factor Correction (LVPFC) Development Kit offers safe voltage levels at moderate power while designing algorithms on a boost Power Factor Correction (PFC) topology. These algorithms can be applied on real systems under development with minimal changes.

Digital Power Development Board (DM330029) – The Digital Power Development Board provides a flexible measurement platform for all compatible dsPIC33 Digital Power Plug-In Modules (DP PIMs)

Digital Power PIMs – Compatible with the Digital Power Development Board and the Low-Voltage PFC Development Kit, Digital Power PIMs (DP PIMs) provide access to the dsPIC33 DSC’s analog inputs, the Digital-to-Analog Converter (DAC) outputs, the Pulse-Width Modulation (PWM) outputs and the General-Purpose Input and Output (GPIO) ports.

dsPIC33CH Curiosity Development Board (DM330028-2) – The dsPIC33CH Curiosity Development Board is s a cost–effective development and demonstration platform for the dsPIC33CH512MP508 family of dual–core, high–performance DSCs. It offers a configurable Switch Mode Power Supply (SMPS) test circuit that can be operated in buck, boost, or buck-boost modes, using either voltage mode or peak current mode control.

dsPIC33CK Curiosity Development Board (DM330030) – The dsPIC33CK Curiosity Development Board (DM330030) is a cost-effective development and demonstration platform for the dsPIC33CK family of single-core high performance digital signal controllers.

dsPIC33EP128GS808 Development Board (DM330026) – This development board consists of an 80-pin DSC and can be used to verify peripheral functionality, emulate power supply functionality and simulate transient behavior.

Programmers/Debuggers


These debuggers and programmers, with features ranging from basic debugging to advanced emulation capability, work across all 16-bit MCUs and dsPIC DSCs, as well as the rest of Microchip’s MCU and MPU products, and are USB powered and fully integrated with MPLAB X IDE.

MPLAB ICD 4 In-Circuit Debugger – Cost-effective, high-speed programmer and debugger

MPLAB PICkit™ 4 In-Circuit Debugger – Low-cost programmer and debugger

Software Tools


The MPLAB® development ecosystem, which supports all of our MCU and MPU products, is a single tool chain that makes the development of intelligent power applications using our 16-bit PIC® microcontrollers and dsPIC® Digital Signal Controllers (DSCs) easy.

MPLAB® PowerSmart Development Suite

MPLAB Device Blocks for Simulink®

MPLAB X Integrated Development Environment (IDE)

MPLAB XC16 Compilers – Full-featured compilers with free downloads available

Third-Party Real-Time Operating Systems (RTOS) – RTOS supporting PIC MCUs and dsPIC DSCs

Third-Party Software Tools – Supplemental software tools for 16-bit PIC MCUs and dsPIC DSCs

Code Examples


Title
CE002 Configuring 10-Bit dsPIC DSC A/D Converters for 1 Msps Conversion Rate Download
CE021 - dsPIC SMPS Buck Converter with PID Control Download
CE031 - dsPIC SMPS ADC Triggered by PWM Download
CE028 - dsPIC SMPS Complementary PWM Download
CE020 - Standard Mode PWM using dsPIC SMPS DSC Download
CE032 - dsPIC SMPS ADC Interrupt Vectoring - Assembly Download
PMBus Setup for dsPIC33F Download

Development Tool Source Code


Title Download
Buck/Boost Converter PICtail Plus Daughter Board Source Code Download

Documentation


Title
Power Factor Correction in Power Conversion Applications Using the dsPIC® DSC Download
Digital Power IPFC Reference Design Application Note Download
Switch Mode Power Supply (SMPS) Topologies (Part II) Download
Switch Mode Power Supply (SMPS) Topologies (Part I) Download
Advantages of Slope Compensation with CIPs Download
Oscillator Jitter and Jitter-Causing Events Download
Primary Side Power Limiter and Control Download
Switching Power Supply Design with the PIC16F785 Download
Configurability in a Switched Mode Power Supply Controller Download
Advantages of the Operational Amplifier Peripheral in PIC Microcontrollers for SMPS Applications Download
Getting Started with Dual Core Download
Frequently Asked Questions (FAQs) About dsPIC® DSC SMPS Devices Download
Solar MPPT Battery Charger for the Rural Electrification System Download
Soft-Start Controller for Switching Power Supplies Download

dsPIC® DSC Wireless Power and Charging Solutions

Learn how the dsPIC33 Digital Signal Controller which includes a powerful DSP Core, high-speed ADCs, high resolution PWMs, provides a high level of programmability, enables standards based wireless charging solutions. The dsPIC33 based 15W transmitter complies with the Qi standard, and supports CAN, NFC and authentication. The 200W Transmitter/Receiver solution developed with a custom controller is targeted for applications such as power tools, industrial robots etc., provides greater than 90% efficiency and includes an advanced foreign object detection scheme.