The ZSPM4521 Evaluation Board contains the ZSPM4521 High-Efficiency Photovoltaic Battery Charger IC with the recommended external components and test points. The ZSPM4521 enables a complete charging system for the user's battery via the user's photovoltaic cell. The ZSPM4521 Evaluation Kit hardware functions with the ZSPM45xx Graphical User Interface (GUI), which is used for communication and programming of the ZSPM4521. The ZSPM45xxGUI software is available for download.

The kit includes a USB to I2C Cable, which provides the interface between the ZSPM4521 Evaluation Board and the user's computer.


  • ZSPM4521 Evaluation Board with one ZSPM4521 sample mounted
  • USB to I2C Cable

Product Options

Orderable Part ID Part Status Buy Sample
Not Recommended for New Designs

Documentation & Downloads

Title Other Languages Type Format File Size Date
User Guides & Manuals
ZSPM4521 Evaluation Kit Description Manual PDF 975 KB
Application Notes & White Papers
ZSPM4521 / ZSPM4523 Application Note - Charging Solutions for Li-ion Batteries or Super Capacitors using Photovoltaic Sources Application Note PDF 239 KB
ZSPM45XX Evaluation Kit Software Setup V1.020 (zip) Software ZIP 935 KB