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Panasonic EZ7421/EZ7521 Battery Charging Board - IP2326 Version

Overview

1. Based on the existing open source, the battery interface has been designed to be EZ7421/EZ7521;
2. The battery insert packaging has been modified, but the device 3D model is still the original, so the 3D preview is incorrect, please ignore it;
3. When soldering the spring contacts, the distance between the spring contacts is finely adjusted according to the tightness.

Design Files

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Update:2026-03-27 15:55:41

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