STMicroelectronics STPMIC1APQR 电源管理，5.5 V，4级降压DC-DC转换器，7个低压差线性稳压器，11个稳压输出，44引脚，WFQFN封装

IC Type: Microprocessor PMIC

No. of Pins: 44

Supply Voltage: 5.5 V

IC Case / Package: WFQFN-EP

No. of LDO Regulators: 7

No. of Regulated Outputs: 11

Operating Temperature Max: 105 °C

Operating Temperature Min: -40 °C

No. of Step-Down DC - DC Converters: 4