This can be found in the Tape & Reel (TR) package.In the package 12-VFQFN Exposed Pad, there is a version of it.Mounting type Surface Mount is chosen for the device.Temperature -20°C~85°C TJ is recommended for reliable performance.To charge the device, you need Constant current.In the case of the battery pack, it is 4.35V.In addition to Voltage, there are several other programmable options.When charging current is maximum, it is rated at 8.5mA.In this case, the device's maximum supply voltage is 5.5V.
LTC4126EV-10#TRPBF Features
Battery pack voltage of 4.35V 12-VFQFN Exposed Pad package
LTC4126EV-10#TRPBF Applications
There are a lot of Linear Technology/Analog Devices LTC4126EV-10#TRPBF Battery Chargers ICs applications.