250-450 Watts
xppower.com
LP & LP-MD Series
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Configurable for Fast Time to Market
Industrial/IT & Medical Approvals
All Outputs Isolated
Low Profile 1U Applications
Wide Voltage Adjustment Range
SEMI F47 Certified
Rugged Compact Design
Specification
Input
General
Input Voltage
Input Frequency
Inrush Current
Power Factor
• 90-264 VAC
Efficiency
Isolation
• 75% typical at nominal input
• 47-63 Hz
• 4000 VAC Input to Output
1500 VAC Input to Ground
50 VAC Output to Ground
• 20 A pk max
• Compliant with EN61000-3-2
Signals & Controls
• AC OK, DC OK, Global & Module Inhibit.
See signals & controls page
Output
MTBF
• 890 kHrs demonstrated
Output Voltage
• See module table
Environmental
Output Voltage Trim
•
10 % min all modules. See module table
for extended adjustment range
Operating Temperature • 0 °C to +70 °C, derate linearly from 100%
at +50 °C to 50% at +70 °C for fan
Hold Up Time
• 20 ms min
versions. See airflow curves for U-channel
versions.
Line Regulation
Load Regulation
• Typically 0.1%, maximum 0.3%
• 1% max for single output modules & V1 of
dual & triple output modules
2% max for V2 & V3 of dual & triple output
modules
Storage Temperature
Operating Altitude
• -40 °C to +85 °C
• 3000 m with no derating
A 10% load must be applied to output 1 of
the high current dual module (U) & triple
module (T) to achieve this figure
EMC & Safety
Emissions
• LP models P3-P5:
EN55022, level B conducted
LP-MD models, M3-M5:
EN55011,
level A conducted with FE(x) cover,
level B conducted with ME(x) cover
Ripple & Noise
• 50 mV or 1% pk-pk, whichever is greater,
20 MHz bandwidth
Overvoltage Protection • 120-130% Vnom for single output &
output 1 of high current dual modules (U)
& triple modules (T)
ESD Immunity
Radiated Immunity
EFT/Burst
• EN61000-4-2, level 3 Perf Criteria A
• EN61000-4-3, level 3 Perf Criteria A
• EN61000-4-4, level 3 Perf Criteria A
• EN61000-4-5, level 3 Perf Criteria A
• EN61000-4-6, level 3 Perf Criteria A
Overload Protection
• <140% of nominal rating
Short Circuit Protection • Foldback
Temperature
Coefficient
• 0.03%/°C
Surge
Conducted Immunity
Dips & Interruptions
Remote Sense
• Compensates for up to 0.5 V drop on
single (S) output modules & output 1
of dual (U) & triple (T) output modules
• EN61000-4-11, 30% 10 ms, 60% 100 ms,
100% 5000 ms, Criteria A, B, B
Current Share
• Single wire parallel current share. See
signals & controls page
Safety Approvals
• LP models: EN60950, UL60950, CSA22.2
No 950, CE Mark LVD, SEMI F47
compliant (highline only)
LP-MD models: EN60601-1, CSA22.2-601,
UL60601-1, CE Mark LVD