High Efn¼üciency USB Power Manager Plus 1A buck-Boost converter Linear USB Battery Charger with Dual buck Regulators; Package: QFN; No of Pins: 16; Temperature Range: -40°C to 125°C High Efn¼üciency USB Power Manager Plus 1A buck-Boost converter 引线固定电感 LEADED FIXED INDUCTOR 引线固定电感