Building the 3.7V Li-Ion battery charger. Construction of this charger circuit is undoubtedly a difficult exercise for many beginners and hobbysists because the task calls for perfect skill in SMD ...

For example, almost all lithium-ion batteries are 3.7V or 4.2V batteries. What this means is that the “maximum” voltage of the cell is 4.2V and that the “nominal” (average) voltage is 3.7V. As the ...

The ICP Series 3.7V lithium ion polymer rechargeable batteries combine a 1,320-mAh energy density with a low-profile, flexible prismatic package and are available in approximately 25 UL listed ...