AC-DC
20 Watts
CU20 Series
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Low Cost
Small Size
Universal Input
xppower.com
Single Outputs from 3.3 V to 24 V
Peak Load Capability
Low Profile
Non-standard Outputs Available
Specification
Input
85-264 VAC (120-370 VDC)
47-63 Hz
0.25 A rms at 230 VAC
20 A at 115 VAC, 40 A at 230 VAC,
cold start +25 ºC
Earth Leakage Current
• <1.5 mA
Input Protection
• 2 A fuse
Input Voltage
Input Frequency
Input Current
Inrush Current
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General
Efficiency
Isolation
• Measured with 230 VAC & 100% load
(See table)
• 3000 VAC Input to Output
1500 VAC Input to Ground
500 VAC Output to Ground
• 67 kHz typical
• 3.91 W/In
3
• >500 kHrs per MIL-HDBK-217F
(15 & 24 V units >400 kHrs)
Switching Frequency
Power Density
MTBF
Output
Output Voltage
Output Voltage Trim
Initial Set Accuracy
Minimum Load
Start Up Delay
Start Up Rise Time
Hold Up Time
Drift
Line Regulation
Load Regulation
Transient Response
Ripple & Noise
Overvoltage Protection
Short Circuit Protection
Temperature
Coefficient
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See table
±5%
±1%
No minimum load required
1.5 s max
14 ms max
16 ms typical at full load & 115 VAC
±0.6%
±0.5% max
±1.0% max
4% max deviation, recovery to within
1% in 500 µs for 25% load change
1% max pk-pk (see note 1)
130-150% of Vnom, recycle input to reset
Trip and restart (Hiccup mode)
0.05%/˚C
Environmental
Operating Temperature
• 0 ˚C to +65 ˚C, derate from 100% load at
+45 ˚C to 0% at +65 ˚C
Cooling
• Convection-cooled
Operating Humidity
• 95% RH, non-condensing
Storage Temperature
• -20 ˚C to +85 ˚C
Operating Altitude
• 3000 m
Vibration
• 10 Hz to 500 Hz, 2 g for 10 mins/cycle
60 min each cycle
EMC & Safety
Emissions
ESD Immunity
Radiated Immunity
EFT/Burst
Surge
Conducted Immunity
Dips & interruptions
• FCC20780 Level B,
EN55022 Class B conducted
• EN61000-4-2, level 3, Perf Criteria A
• EN61000-4-3, level 3, Perf Criteria A
• EN61000-4-4, level 2, Perf Criteria A
• EN61000-4-5, level 3, Perf Criteria A
• EN61000-4-6, 10 V, Perf Criteria A
• EN61000-4-11, 30% 10 ms,
60% 1000 ms, 100% 5000 ms,
Perf Criteria A, B, B
• EN60950-1, UL60950-1,
CSA22.2 No. 60950-1, CE Mark LVD
Safety Approvals
1
XPPOWER [ XP POWER LIMITED ]
