It is available in the package Tape & Reel (TR).Located in package 25-XFBGA, DSBGA, it can be found there.There is a mounting type Surface Mount specified for the device.Keeping the temperature at -40°C~125°C TJ is the right choice.It provides its functionality by using an analog IC called POWER SUPPLY MANAGEMENT CIRCUIT.The device cannot be charged without Constant - Programmable current flowing through it.There are related parts to this device according to the base part number BQ25121.The number of terminations found in it is 25 as a whole.Hence, the battery pack is at 4.2V when it comes to voltage.Programmable features, such as Current, are available.According to the specifications, it should be rated at 300mA when charging at maximum power.For the product to work properly, 25 pins must be connected in order to make it work.There are a total of 1 channels available for your use.It should be possible to run it from a 5V battery it should be able to run at all times.This device can be operated at an input voltage of 5.5V without being damaged.In order to ensure normal operation, the supply voltage (Vsup) should be kept above 3.4V.
BQ25121YFPT Features
Battery pack voltage of 4.2V 1 channels 25-XFBGA, DSBGA package
BQ25121YFPT Applications
There are a lot of Texas Instruments BQ25121YFPT Battery Chargers ICs applications.