A 44-FSOP (0.209, 5.30mm Width) package would be appropriate for this. IC POWER SUPPLY MANAGEMENT CIRCUIT is the system battery's analog IC. The available channels are 1. Tape & Reel (TR) cases are used for packaging. Surface Mount is positioned in the way of this electronic part. It can provide functions of type Battery Monitor. For the electronic part to perform properly, it should be operated at temperature -40°C~85°C TA. A battery chemistry of Multi-Chemistry is used in this electronic part. It is recommended that this battery protection IC be set to 43.2V at all times. The model is based on the LTC6803 family. A voltage of 55V is reached when the maximum supply voltage (Vsup) is reached. A voltage greater than 4V (Vsup) must be required for a power supply.
LTC6803IG-2#TRPBF Features
Available in 44-FSOP (0.209, 5.30mm Width) Package Mounting Type: Surface Mount Battery Chemistry : Multi-Chemistry operate supply voltage at the range of 43.2V Supply Voltage-Max (Vsup) : 55V
LTC6803IG-2#TRPBF Applications
There are a lot of Linear Technology/Analog Devices LTC6803IG-2#TRPBF Battery Management ICs applications.