Insights
Engineering deep-dives, industry analysis and the occasional opinion piece — written by our cell team for the engineers building the next device.
Coin Cell Self-Discharge: Doing the 5-Year Shelf Life Math
How rechargeable coin cells lose charge sitting on a warehouse shelf, what determines the rate, and how to plan inventory rotation that keep
Four Mechanisms of Capacity Fade in Lithium-Polymer Cells
SEI growth, lithium plating, cathode cracking and electrolyte depletion — what each does to a cycle curve and what BMS settings slow it down
Sizing a Cell From a Power Profile
How to turn a current-vs-time trace into a real-world capacity specification — with a worked IoT example.
LIR vs. ML Coin Cells: Which Rechargeable Chemistry to Choose
A practical decision guide for picking between LIR (Li-ion 3.6 V) and ML (Li-MnO2 3.0 V) rechargeable coin cells.
Co-designing a Custom Lithium Cell: Six Stages from Concept to Production
Why custom battery projects fail when the supplier is engaged too late, and the six-stage workflow that gets a non-standard cell from 3D mod
Why Hearing Aids Use Pin Coin Cells (and What That Means for Your Wearable)
Hearing-aid cells are a quiet specialism inside coin manufacturing. The constraints that make them work translate directly to slim wearables
China's Medical Device Battery Landscape
How NMPA-driven localisation is reshaping the supplier base for wearable medical devices in China and globally.
Coin Cell Charging IC Design: MCP73831, BQ24210 and the Trade-Offs
A practical guide to selecting and configuring a charging IC for a 40 to 200 mAh rechargeable coin cell — current limit, voltage threshold,
CC/CV Charging: How the Protocol Works and Where It Goes Wrong
The physics behind constant-current and constant-voltage phases, termination current choices, fast-charge implications, and the four most co
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