I found it in the Cut Tape (CT) package, which comes with everything you need.For convenience, it is included in the 49-UFBGA, DSBGA package.It appears that the device's mounting type is Surface Mount.A temperature setting of -40°C~85°C TA would be the best thing to do.Using an analog IC of type POWER SUPPLY MANAGEMENT CIRCUIT, this device is able to communicate with the outside world.To charge the device, a current of Constant - Programmable is required.According to the base part number BQ24273, its related parts can be found.As a whole, it contains 49 terminations.There is a setting of 4.44V Max for the battery pack.It operates on the basis of 49 pins.It appears that there are 1 channels available at this time.Devices with a maximum supply voltage of 10V are preferred.It can be powered by a battery with 5V.A 18V supply voltage can be applied to it.There is 2.5A output current when the device operates.A supply voltage of 4.2V is suitable for it, because it can operate with a low supply voltage.It is mounted in the way of Surface Mount.Optimal performance can be achieved by setting the supply voltage to 10.5V.A switching frequency of 1.5MHz is present in the part.The additional features of BATTERY DETECTION VOLTAGE THRESHOLD IS 3V, 3.3V can also be generated with this device.
BQ24273YFFR Features
Battery pack voltage of 4.44V Max 1 channels Switching frequency of 1.5MHz Addtional features of BATTERY DETECTION VOLTAGE THRESHOLD IS 3V, 3.3V 49-UFBGA, DSBGA package
BQ24273YFFR Applications
There are a lot of Texas Instruments BQ24273YFFR Battery Chargers ICs applications.