DC-DC
7.5 Watts
WR Series
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2:1 Input Range
DIP-24 Metal Package
xppower.com
-25 °C to +100 °C Operating Temperature
1500 VDC Isolation
Efficiency to 83%
Input Pi Filter
Continuous Short Circuit Protection
Specification
Input
Input Voltage Range
• 12 V (9-18 VDC)
24 V (18-36 VDC)
48 V (36-72 VDC)
Input Current (no load)
• See table
Input Filter
• Pi network
Undervoltage Lockout
• Turn On >70% nominal input
Turn Off <65% nominal input
General
Efficiency
Isolation Voltage
Switching Frequency
MTBF
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See table
1500 VDC min Input to Output (1000 MΩ)
300 kHz typical
900 kHrs to MIL-HDBK-217F
Environmental
Operating Temperature
• -25 ˚C to +100 ˚C (see derating curve)
Case Temperature
• +100 ˚C max
Storage Temperature
• -40 ˚C to +100 ˚C
Output
Output Voltage
Start Up Delay
Initial Set Accuracy
Line Regulation
Load Regulation
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See table
900 ms max
±2.0% max
±0.2% max
±0.5% max single output models,
±1.0% max dual output models,
for 75% load change
±1.5% on dual output models
<1% max deviation, recovery to within
1% in 200 µs for a 50% load change
100 mV max pk-pk, 20 MHz BW
110-130% constant current
EMC
Emissions
ESD Immunity
Radiated Immunity
Conducted Immunity
• EN55022, level A conducted
EN55022, level A radiated
• EN61000-4-2, level 2
Perf Criteria A
• EN61000-4-3 3 V/m
Perf Criteria A
• EN61000-4-6 3 V rms
Perf Criteria A
Cross Regulation
Transient Response
Ripple & Noise
Overload
Characteristics
Short Circuit Protection
Temperature
Coefficient
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• Continuous with auto recovery
• 0.05%/˚C max
XPPOWER [ XP POWER LIMITED ]
