Lithium Ion Rechargeable Coin Cell Battery - LIR2450
Rechargeable LIR2450 lithium-ion coin cell, nominally 3.6V and about 120mAh. Use only with a dedicated LIR2450 charger; not a drop-in replacement for primary CR2450 cells (different voltage and charge method).
Pinout
- BATT+1
positive battery terminal or output
Type · Power - BATT-2
negative battery terminal or return
Type · Ground
| Pin | Position | Type | Function |
|---|---|---|---|
| BATT+ | 1 | Power | positive battery terminal or output |
| BATT- | 2 | Ground | negative battery terminal or return |
Pin details
2 connections- BATT+1
positive battery terminal or output
Power - BATT-2
negative battery terminal or return
Ground
Start wiring
3.3 V · 5 V
Adafruit lists its single-cell LiPo and Li-ion packs as 3.7 V nominal, with output reaching 4.2 V when fully charged.
Module pins: BATT+, BATT-. Schematik maps them to your board in the app.
Batteries
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