科瑞芯供应 SC8742B 同步降压-升压转换器

　　Features

　　- Temperature grade 1: TA range: -40°C to 125 °C

　　<4V to 36V start up input voltage, support 3.7V falling Vin

　　<1V to 22V output voltage range

　　- Programmable reference voltage range: 0.1V – 1.123V with 1mV resolution

　　- Programmable output current limit up to 6.35A with 50-mA step

　　- +/- 5% accurate average output current limiting

　　- 270k/405k/540kHz frequency selectable

　　- Auto PFM / Forced PWM

　　- Spread spectrum dithering

　　- Line drop compensation

　　- Current limit setting