RDC20110S05

DC-DC 20 Watts xppower.com RDC Series • 72 & 110 VDC Input for Railway Applications • Single and Dual Outputs • 1500 VAC Basic Isolation • High Efficiency - Up to 88% • Remote On/Off • Complies with EN50155 • EN50121-3-2 EMC for Railway Applications • 3 Year Warranty Specification Input Input Voltage Range Input Current Input Reflected Ripple Input Filter Undervoltage Lockout Input Surge General • • • • • 72 V (36-140 VDC), 110 V (55-176 VDC) See table 20 mA pk-pk through 12 μH inductor Pi network 72 V models: ON 33.5 V, OFF 30.5 V typ. 110 V models: ON 52.5 V, OFF 48.5 V typ. • 72 V models 150 VDC for 100 ms 110 V models 185 VDC for 100 ms Output Output Voltage Output Voltage Trim Minimum Load Line Regulation Load Regulation • • • • • Cross Regulation Setpoint Accuracy Start Up Time Ripple & Noise • • • • Transient Response • Temp. Coefficient • Overvoltage Protection • Overload Protection Short Circuit Protection Overtemperature Protection Remote On/Off Maximum Capacitive Load • • • See table ±10% on single outputs models only No minimum load required ±0.2% max Single output models: ±0.5% max, Dual output models: ±1% max balanced outputs ±5% (see note 2) ±1% 30 ms typical 100 mV or 1% pk-pk for single output models, 150 mV or 1% pk-pk for dual output model, whichever is greater, 20 MHz bandwidth (see note 3) 4% max deviation, recovery to within 1% in 150% of full load Trip & restart (hiccup mode), auto recovery 115 °C typical • On = Logic High (>3.0) or Open Off = Logic Low (