max889: MAX889. . : 301Kbytes. : 8 Pages. : Hh-Frequency, Regulated, 200mA, Inverting Charge Pump. : Maxim IntegratedThe MAX889 IC is an inverting charge pump that delivers a regulated negative output voltage at loads up to 200mA. The device operates from an input of +2.7V to +5.5V to produce a user