This is the definitive coin battery for wearable devices. It features innovative methods for integrating the raw battery, resulting in minimal shape change even after long-term use.
This is a coin-shaped lithium-ion battery made in Germany. 【Features】 ■ High voltage of 3.7V ■ Unique spiral structure ■ High safety ■ Long lifespan (long cycle life) ■ High discharge current ■ More robust compared to rectangular (pouch) lithium polymer batteries ■ Protection circuit is shipped separately from the battery ⇒ Recommended circuit will be provided. *For more details, please download the PDF or contact us.
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【Product Specifications (Excerpt)】 ■Nominal Voltage: 3.7V (average) ■Capacity Typ: 16 to 122mAh ■Dimensions: 7.8 to 16.1mm ■Height: 4.0 to 5.4mm ■Charging Method: CC/CV *For more details, please download the PDF or contact us.
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Wearable devices
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We design and produce low-noise, high-efficiency switching power supplies tailored to our customers' needs. We practice everything from design and development to manufacturing and quality assurance to ensure that you can safely and confidently use high-performance power supplies that enhance the performance of the equipment you manufacture. If you are facing challenges with the development of custom power supplies, custom chargers, or custom secondary batteries (lithium-ion, nickel-hydrogen), please feel free to contact us. We also accept quote requests through our website. Website: https://www.futaba-elec.co.jp/