TEXAS INSTRUMENTS
同步降压开关稳压器, 固定, 4V-14V输入, 3.3V和1.5A输出, TSSOP-16
MAXIM INTEGRATED PRODUCTS
Buck (Step Down) Switching Regulator, Fixed, 2.7V-14Vin, 3.3V/1A out, 300 kHz, QSOP-16