Document
DC DC
20 Watts RDC Series
xppower.com
• 72 & 110 VDC Input for Railway Applications • Single and Dual Outputs • 1500 VAC Basic Isolation • High Power Density • High Efficiency Up to 88% • Remote On/Off • 3 Year Warranty
Specification
Input
Input Voltage Range Input Current Input Reflected Ripple Input Filter Undervoltage Lockout
Input Surge
• 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
• See table
Output Voltage Trim • ±10% on single outputs models only
Minimum Load
• No minimum load required
Line Regulation
• ±0.2% max
Load Regulation
• Single output models: ±0.5% max, Dual output models: ±1% max balanced outputs
Cross Regulation
• ±5% (see note 2)
Setpoint Accuracy
• ±1%
Start Up Time
• 30 ms.