AC-DC
300/400 Watts
SMQ Series
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High Power Density
High Peak Load Rating
DC OK
Remote On/Off
Universal Input
xppower.com
Single Outputs from 12.0 V to 54.0 V
Internal Fan
Specification
Input
Input Voltage
Input Frequency
Input Current
• 90-264 VAC (120-370 VDC)
• 47-63 Hz
• 5.00 A at 90 VAC (SMQ300),
6.35 A at 90 VAC (SMQ400)
Inrush Current
• 35 A max at 230 VAC
Power Factor
• 0.99 typical
Earth Leakage Current
• <2.5 mA at 230 VAC/50Hz
<1.5 mA at 115 VAC/60Hz
General
Efficiency
Isolation
• 80% typical
• 3000 VAC Input to Output,
1500 VAC Input to Ground,
250 VDC Output to Ground
• 60 kHz typical for PFC stage,
30 kHz typical for main converter
• 4.7 W/In
3
(SMQ300), 6.25 W/In
3
(SMQ400)
• DC OK, TTL HIGH within 100-500 ms
LOW 1 ms before loss of regulation
• 138 kHrs per MIL-HDBK-217F
Switching Frequency
Power Density
Signals
MTBF
Output
Output Voltage
Output Voltage Trim
Minimum Load
Start Up Delay
Hold Up Time
Line Regulation
Load Regulation
Transient Response
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12 to 54 VDC - see table
See table
No minimum load required
2.5 s typical at 120 VAC
20 ms minimum at 120 VAC & 80% load
±1%
±1%
5% max. deviation, recovery to within
1% in 500 µs for a 50% load change
1% pk-pk, 20 MHz BW
115-130% Vnom, recycle input to reset
120-150% of nominal current,
auto recovery
Unit shuts down, auto recovery
Environmental
Operating Temperature
• 0 ˚C to +70 ˚C, derate linearly from
100% at +50 ˚C to 50% at +70 ˚C
Cooling
• Via internal fan
Operating Humidity
• 5-90% RH, non-condensing
Storage Temperature
• -20 ˚C to +85 ˚C
Shock
• 15 g (non-operation), 11 ms half
sine-wave, 3 times for each axis
Vibration
• 10 Hz - 55 Hz (non-operation) 2 g,
sweep time 3 mins, 60 mins/axis
Ripple & Noise
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Overvoltage Protection
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Overcurrent Protection
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Overtemperature
Protection
Remote Sense
Remote On/Off
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EMC & Safety
Emissions
Harmonic Currents
Voltage Flicker
ESD Immunity
Radiated Immunity
EFT/Burst
Surge
Conducted Immunity
Dips & Interruptions
Safety Approvals
• EN55022 and FCC Part 15,
level B conducted
• EN61000-3-2
• EN61000-3-3
• EN61000-4-2, level 2 contact, level 3 air,
Perf Criteria A
• EN61000-4-3, 3 V/m, Perf Criteria A
• EN61000-4-4, level 2, Perf Criteria A
• EN61000-4-5, level 3, Perf Criteria A
• EN61000-4-6, level 2, Perf Criteria A
• EN61000-4-11, 30% 10 ms, 60% 100 ms,
100% 5000 ms Perf Criteria A, B, B
• UL60950, CSA C22.2 No.60950,
EN60950, CE Mark LVD
• Compensates for up to 0.5 V drop
• On = TTL Logic High or Open circuit
Off = TTL Logic Low or Short circuit
XPPOWER [ XP POWER LIMITED ]
