The 8-TSSOP (0.173, 4.40mm Width) package is suitable for battery instrument. Tube is the case number of the package. In this case, this electrical part is mounted in the way of Surface Mount.
BQ26230PW Features
Available in 8-TSSOP (0.173, 4.40mm Width) Package Mounting Type: Surface Mount
BQ26230PW Applications
There are a lot of Rochester Electronics, LLC BQ26230PW Battery Management ICs applications.