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AC-DC电源5-70W 机板型/裸板型
 ECE20-40 系列
• 20/40 W
• 超紧凑尺寸
• 单输出3.3至48 V
• 封闭型
•板上PCB型 &机板型
• 3年保质期
Short Form Datasheet.pdf
94.3 K
 
 
Specifications

Input
Input Voltage
85-264 VAC (120-370 VDC) derate load from 100% at 90 VAC to 90% at 85 VAC
Input Frequency
47-63 Hz
Input Current
ECE20: 0.3 A rms at 230 VAC ECE40: 0.5 A rms at 230 VAC
Inrush Current
20 A at 115 VAC, 40 A at 230 VAC, cold start at 25 °C
Power Factor
EN61000-3-2 Class A
Earth Leakage Current
Class II construction no earth
No Load Input Power
<0.3 W
Input Protection
ECE20: Internal T1 A/250 VAC fuse ECE40: Internal T2 A/250 VAC fuse

Output
Output Voltage
See datasheet
Initial Set Accuracy
±1%
Minimum Load
No minimum load required
Start Up Delay
2 s max
Start Up Rise Time
16 ms max
Hold Up Time
8 ms minimum at full load & 115 VAC
Line Regulation
±0.5% max
Load Regulation
±1% max, ±2% max for ECE40US03/05-S
Transient Response
4% max deviation, recovery to within 1% in 500 μs for a 25% load change
Ripple & Noise
3.3-5 V versions: 60 mV pk-pk, 3.3-5 V ‘ECE40-S’ versions: 75 mV pk-pk (see note 5), all other models 1% pk-pk max 20 MHz bandwidth
Overvoltage Protection
115-140% Vnom, auto recovery
Overload Protection
110-180%
Short Circuit Protection
Trip and restart (hiccup mode)
Temperature Coefficient
0.05%/°C

General
Efficiency
See datasheet
Isolation
3000 VAC Input to Output
Switching Frequency
70 kHz typical
Power Density
ECE20: 9.97 W/In3 ECE40: 7.58 W/In3
MTBF
>450 kHrs to MIL-HDBK-217F at 25 °C, GB

Environmental
Operating Temperature
-25 °C to +70 °C, derate linearly from 100% at +50 °C to 50% at +70 °C
Cooling
Convection-cooled
Operating Humidity
95% RH, non-condensing
Storage Temperature
-40 °C to +85 °C
Operating Altitude
3000 m
Vibration
2 g, 10 Hz to 500 kHz, 10 mins/cycle, 60 mins each cycle

EMC and Safety
Emissions
EN55022, level B conducted & radiated
Harmonic Currents
EN61000-3-2, EN61000-3-3
ESD Immunity
EN61000-4-2, level 3 Perf Criteria A
Radiated Immunity
EN61000-4-3, 10 V/m 80% mod Perf Criteria A
EFT/Burst
EN61000-4-4, level 3 Perf Criteria A
Surge
EN61000-4-5, installation Class 3, Perf Criteria A
Conducted Immunity
EN61000-4-6, 10 Vrms Perf Criteria A
Magnetic Fields
EN61000-4-8, 10 A/m Perf Criteria A
Dips & Interruptions
EN61000-4-11, 30% for 10 ms, 60% for 100 ms, 100% for 5000 ms Perf Criteria A, B, B
Safety Approvals
EN60950-1, UL60950-1, CSA22.2 No. 234 per cUL
 
Model Number
Input
Output
Power
 
ECE20US03
85-264 VAC
3.3 V/5.85 A
20 W
ECE20US05
85-264 VAC
5 V/5.2 A
20 W
ECE20US09
85-264 VAC
9 V/2.89 A
20 W
ECE20US12
85-264 VAC
12 V/2.17 A
20 W
ECE20US15
85-264 VAC
15 V/1.73 A
20 W
ECE20US24
85-264 VAC
24 V/1.08 A
20 W
ECE20US48
85-264 VAC
48 V/0.55 A
20 W
ECE40US03
85-264 VAC
3.3 V/11.7 A
40 W
 
ECE40US05
85-264 VAC
5 V/10.4 A
40 W
ECE40US09
85-264 VAC
9 V/5.77 A
40 W
ECE40US12
85-264 VAC
12 V/4.33 A
40 W
ECE40US15
85-264 VAC
15 V/3.47 A
40 W
ECE40US24
85-264 VAC
24 V/2.17 A
40 W
ECE40US48
85-264 VAC
48 V/1.08 A
40 W
 
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