You can find it in the Tube package.It is contained in a package named 28-SSOP (0.154, 3.90mm Width).Mounting type Surface Mount matches the device.If you wish to ensure reliable performance, set the temperature to 0°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 LT1769.It contains 28 terminations, so that is how many there are.Batteries pack have 20V Max.Total number of pins: 28.A maximum charging current of 2A is recommended.It appears that there are 2 channels available at this time.It is recommended to use devices with a maximum supply voltage of 28V.There is a possibility that it can be powered by a 16V battery.
LT1769CGN#PBF Features
Battery pack voltage of 20V Max 2 channels 28-SSOP (0.154, 3.90mm Width) package
LT1769CGN#PBF Applications
There are a lot of Linear Technology/Analog Devices LT1769CGN#PBF Battery Chargers ICs applications.