19-1290; Rev 1; 2/98
Regulated, Adjustable -2x Inverting Charge Pump MAX868
General Description
The MAX868 inverting charge pump provides a low-cost and compact means of generating a regulated negative voltage up to -2 x V IN from a positive input voltage between 1.8V and 5.5V. It uses a pulse-frequencymodulation (PFM) control scheme to generate the regulat...
