Rechargeable button cells boost reliability in wireless apps

VARTA  CoinPower Series of lithium-ion rechargeable micro batteries consists of CP 1254 A2, CP 1654 A2 and CP 1454 A3 parts, supporting a voltage level of 3.7V and capacities of 50mAh, 100mAh, and 85mAh, respectively. Devices boast six patents and provide low self-discharge and reliable signal transmission at high pulse loads to ensure dependability, an extended shelf life of more than one year, and a fast charge capability. Button cells may be recharged over 500 full cycles while maintaining at least 80% of their initial capacity. Devices come in diameters ranging from 12.1mm to 16.1mm and weigh from 1.6g to 3.2g. All parts measure 5.4mm high.