max889MAX889: 301Kb 8P: Hh-Frequency, Regulated, 200mA, Inverting Charge Pump: MAX8890: 233Kb 12P: Integrated Cellular RF-Section Power-Management IC: MAX8891: 325Kbmax889 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