300 Watts
SDF Series
xppower.com
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3.2” x 5” Footprint
Fits 1U Applications
High Efficiency
Up to 600 W Peak Power
Single & Dual Outputs
Output Voltages from 5 V to 54 V
3 Year Warranty
Specification
Input
General
Efficiency
• Single output models: typically 87%
Dual output models: typically 82%
• 3000 VAC Input to Output
1500 VAC Input to Ground
250 VDC Output to Ground
Input Voltage
Input Frequency
Input Current
Inrush Current
• 90-264 VAC
• 47-63 Hz
• 5.0 A at 90 VAC, 2 A at 230 VAC
• Max 70 A at 230 VAC, 35 A at 115 VAC,
cold start 25 °C
Isolation
Switching Frequency
• 40-66 kHz PFC variable,
55 kHz - 75 kHz PWM fixed
Power Factor
• >0.9
Earth Leakage Current • <1 mA at 264 VAC
Input Protection
3
Power Density
Signals
• 12.5 W/in
• F5 A / 350 V internal in line fuse
• Power Good goes Hi 100-500 ms after
output is in regulation and goes Low at
least 1 ms before loss of regulation
Output
MTBF
• 110 kHrs to MIL-HDBK-217F at 25 °C, GB
Output Voltage
• See table
Environmental
Operating Temperature • 0 °C to +70 °C, derate at 2.5%/ °C from
Output Voltage Trim
•
5% on V1 (V2 of dual output models will
track by same % of adjustment)
+50 °C to +70 °C
Storage Temperature • -20 °C to +85 °C
Initial Set Accuracy
Minimum Load
•
1%
• 1% on single output models,
10% on both outputs of dual
output models
• 1.5 s max at 120 VAC
• 100 ms typical
Operating Humidity
Storage Humidity
Cooling
• 5-90%, non-condensing
• 5-95%, non-condensing
• ‘-F’, ‘-E’ & ‘-K’ versions have built-in fan,
others require 15 CFM to meet forced air
ratings
Start Up Delay
Start Up Rise Time
Hold Up Time
• 16 ms min at 80% of full load, 120 VAC
Operating Altitude
Vibration
• 3000 m
• 5-50 Hz, acceleration 7.35 m/s on
X, Y and Z axis
Line Regulation
Load Regulation
•
•
0.5%
2
1% 1-100% load for single outputs
3% V1, 7% V2 for dual output models
(except 0512, 10% on V2)
EMC & Safety
Emissions
Harmonic Currents
Over/Undershoot
• 5% max
• 5% max deviation, recovery to within
1% in 2.5 ms for a 50% load change
• EN55022 Level B conducted & radiated
• EN61000-3-2 class A
EN61000-3-2 class C for loads ≥20%
• EN61000-4-2, level 3 Perf Criteria A
• EN61000-3-3
Transient Response
Ripple & Noise
• 1% pk-pk (see note 1)
Voltage Flicker
ESD Immunity
Radiated Immunity
EFT/Burst
Overvoltage Protection • 105-130% Vnom on output V1,
recycle input to reset
• EN61000-4-3, 3 V/m Perf Criteria A
• EN61000-4-4, level 2 Perf Criteria A
Overtemperature
Protection
• Measured internally with auto recovery
Surge
• EN61000-4-5, installation class 3,
Perf Criteria A
• EN61000-4-6, 3V Perf Criteria A
• EN61000-4-11, 30% 10 ms, 60% 100 ms,
100% 5000 ms, Perf Criteria A, B, B
• UL60950-1, CSA C22.2 No. 950,
EN60950-1
Overload Protection
• 110-140%
Short Circuit Protection • Trip & restart (hiccup mode), auto recovery
Remote On/Off
Fan Supply
Conducted Immunity
Dips & Interruptions
• Requires a low signal to inhibit output
• 12 VDC, 300 mA, not available on
‘-F’, ‘-E’ or ‘-K’ versions with built-in fan
Safety Approvals
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