There is a package for Tape & Reel (TR) in which it can be found.We've included it in the 8-SOIC (0.154, 3.90mm Width) package so that it's easier to use.Mounting type for the device is Surface Mount.It is recommended that the temperature be set to -20°C~70°C TA in order to ensure reliable performance.In order to operate this device, an analog IC of POWER SUPPLY SUPPORT CIRCUIT must be used.The device requires Constant - Programmable current to charge.The related parts of the base part number BQ2057 can be found by following the order of the base part number.It contains a total of 8 terminations.It is equipped with 8 pins.There are various programmable features, such as Current.It requires pins 8 to function.The number of available channels is 1.It should be able to run off a battery of 5V.In order for the device to operate properly, the supply voltage should not exceed 15V.When the output voltage is 8.4V, high efficiency is possible.In this case, the output current of the device is set to 2A.As far as this device is concerned, it belongs to the subcategory Power Management Circuits.A supply voltage of 4.5V is suitable for it, because it can operate with a low supply voltage.Vsup (maximum supply voltage) is set in the command to 4mA.A minimum input voltage of 4.5V volts is required for this device.