You can find it in the Tube package.It is contained in a package named 8-TSSOP, 8-MSOP (0.118, 3.00mm Width).Mounting type Surface Mount matches the device.If you wish to ensure reliable performance, set the temperature to -20°C~70°C TA.In order to provide its functionality, this device uses an analog IC called POWER SUPPLY SUPPORT CIRCUIT.It is necessary to supply the device with Constant - Programmable current in order to charge it.There are related parts for this device under the base part number BQ2057.It contains 8 terminations, so that is how many there are.Total number of pins: 8.In addition to Current, a variety of programmable features are available.Product functionality is dependent on 8 pins.It appears that there are 1 channels available at this time.There is a possibility that it can be powered by a 5V battery.An input voltage that is equal to 15V can be applied to it without any problem.4.1V output voltages can result in high efficiency.In order to operate, an output current of 2A is used.Devices belonging to subcategory Power Management Circuits include this device.It is capable of functioning at a voltage as low as possible, for example 4.5V voltage for this circuit is used.In most cases, the maximum supply voltage (Vsup) is set to 4mA.Input voltage is limited to 4.5V volts at the lowest.