max889MAX889 includes soft-start, shutdown control, short-cir-cuit, and thermal protection. The oscillator, control circuitry, and four power MOSFET. switches are included on-chip. The charge pumpMAX889RESA+T Analog Devices Maxim Integrated Switching Voltage Regulators Hh-Frequency, Regulated, 200mA, Invert datasheet, inventory, & pricing.