This can be found in the Tape & Reel (TR) package.In the package 16-SSOP (0.154, 3.90mm Width), there is a version of it.Mounting type Surface Mount is chosen for the device.Temperature -40°C~85°C TA is recommended for reliable performance.To charge the device, you need Constant - Programmable current.Identify its related parts based on the base part number LTC4006.In the case of the battery pack, it is 8.4V.In addition to Timer, there are several other programmable options.In this case, the device's maximum supply voltage is 28V.It makes sense to conclude that for the supplier package of the device that it is 16-SSOP.
LTC4006EGN-6#TRPBF Features
Battery pack voltage of 8.4V 16-SSOP (0.154, 3.90mm Width) package
LTC4006EGN-6#TRPBF Applications
There are a lot of Linear Technology/Analog Devices LTC4006EGN-6#TRPBF Battery Chargers ICs applications.