The document introduces the features and characteristics of the micro batteries, including small size and large capacity, excellent charge-discharge cycle characteristics, and excellent over-discharge characteristics. The product is suitable for memory and RTC backup, as well as the main power source for small portable devices. It is a lithium rechargeable battery with world-class capacity.
This guide provides an overview of Seiko Instruments' micro‑battery lineup, including model numbers MS414GE, MS412FE, MS518SE, MS614SE, MS621FE and MS920SE. It lists key electrical characteristics, dimensions and certifications to help designers choose the right part.
Tables give detailed specifications for each battery, such as nominal voltage, capacity, size, weight, operating temperature range and UL certification. Contact information for Seiko Instruments worldwide is also included.
| Dimensions (MS414GE) | 4.8 mm × 1.4 mm |
|---|---|
| Operating Temperature Range | -20 °C to +60 °C |
| UL Certification | UL File No. MH15628 |
The batteries are rated for operation from –20 °C to +60 °C.
Yes, they are listed under UL File No. MH15628.