MAX728ECK PDF File ( Datasheet )

19-0149; Rev 2; 9, 95 5V, 3.3V, 3V 2A Step-Down, PWM, Switch-Mode DC-DC Regulators _______________General Description The MAX727, MAX728, MAX729 are monolithic, bipolar, pulse-width modulation (PWM), switch-mode, step-down DC-DC regulators. Each is rated at 2A. Very few external components are needed for standard operation because the power switch, oscillator, feedback, and control circuitry are all on-chip. Employing a classic buck topology, these regulators perform high-current step-down func