max889max889 icは(200maまで)をするチャージポンプですデバイスは+2.7v~+5.5vのでし-2.5v~-vinのなをしますMAX889RESA+T Analog Devices Maxim Integrated Switching Voltage Regulators Hh-Frequency, Regulated, 200mA, Invert datasheet, inventory, & pricing.