The specification sheet details the LIR2032 lithium rechargeable coin cell battery’s capacity, voltage, dimensions, performance and safety tests.
This document defines the product specifications for the LIR2032 lithium rechargeable coin‑cell battery produced by Wuhan Lixing (火炬) Power Supply Co., Ltd. It outlines the purpose of the specification, the basic electrical characteristics, and the required testing methods to ensure consistent performance.
Key data include a rated capacity of 35 mAh, nominal voltage of 3.6 V, maximum charge voltage of 4.20 ± 0.03 V, and defined temperature ranges for charging (0‑45 °C) and discharging (‑20‑60 °C). Physical dimensions are a 20 mm diameter and 3.5 mm thickness. The sheet also lists safety test procedures, parameter tolerances, handling warnings, and storage recommendations. This manual is written in Chinese.
| Rated capacity | 35 mAh |
|---|---|
| Nominal voltage | 3.6 V |
| Minimum discharge termination voltage | 2.75 V |
| Maximum charge voltage | 4.20 ± 0.03 V |
| Maximum continuous charge current | 35 mA |
| Maximum continuous discharge current | 35 mA |
| Discharging temperature range | -20 °C – 60 °C |
| Storage temperature range | -20 °C – 45 °C |
The LIR2032 battery has a rated capacity of 35 mAh.
Charging may be performed between 0 °C and 45 °C, while discharging is allowed from –20 °C to 60 °C.