MAX17598 - Maxim Integrated Products

MAX17598 (MAX17598 / MAX17599) Active Clamp Current-Mode PWM Controllers

The MAX17598/MAX17599 low IQ, active clamp currentmode PWM controllers contain all the control circuitry required for the design of wide-input isolated/non-isolated forward-converter industrial power supplies. The MAX17598 is well-suited for universal input (rectified 85V AC to 265V AC) or telecom (36V DC to 72V DC) power supplies. The MAX17599 is optimized .

Features

S Active Clamp, Peak Current-Mode Forward PWM Controller S 20FA Startup Current in UVLO S 4.5V to 36V Input-Supply Operating Range (MAX17599) S Programmable Input Undervoltage Lockout S Programmable Input Overvoltage Protection S Programmable 100kHz to 1MHz Switching Frequency S Switching Frequency Synchronization S Programmable Frequency Dithering for Low EMI Spread-Spectrum Operation S Programmable Dead Time S Adjustable Soft-Start S Programmable Slope Compensation S Fast Cycle-by-Cycle Peak-Current-Limit 40ns Typical Propagation Delay S 70ns Internal Leading-Edge Current-Sense .