UM3428

UM3400 SERIES 15 Watts DC-DC Converters ♦ Surface Mount Isolated DC-DC Converter ♦ Low Weight, Open Frame Package ♦ Efficiency to 88% ♦ 2:1 Input Range ♦ 400KHz Switching Frequency ♦ Remote On/Off Control ♦ Compliant with Industry Standard Reflow Profiles SPECIFICATIONS All specifications are typical at nominal line, full load and 25°C unless otherwise noted. NOTES 1. EXTERNAL OUTPUT TRIMMING Output may optionally be externally trimmed (±10%)with a fixed resistor or an external trimpot as shown. INPUT SPECIFICATIONS Input Voltage Range, 48V .……………..……………. 36-75V Input Filter ………………………………..………... Pi Network OUTPUT SPECIFICATIONS Voltage Accuracy ..………………………………… ±2% max. Voltage Adjustability1 …………………………………… ±10% Transient Response, 50% Step Load Change(1% error band) ……….. <500μS Temperature Coefficient ……………….…±0.02%/°C max. Short Circuit P...