VEL24 Series AC-DC Power Supplies
Output
Characteristic Minimum TypicalMaximum Units Notes & Conditions
Output Voltage 1224VSee Models and Ratings table
Minimum Load 0 A No minimum load required
Start Up Delay 4s
Start Up Rise Time55 ms
Hold Up Time 8ms Full load and 100 VAC
Total Regulation 5%See Models and Ratings table
Transient Response 4% deviation Recovely within <1% within 500 µs for a 60% step load
change at 0.15 A/µs
Ripple & Noise 200 mV pk-pk Measured with 20 MHz bandwidth and 47 µF electrolytic in
parallel with 0.1 µF ceramic capacitor
Short Circuit Protection Continuous, trip and restart (hiccup mode) with auto recovely
Temperature Coefficient 0.05 %/˚C
xxx Series
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1
Models & Ratings
Notes
1. Other output voltages available, contact sales for details.
2.
Total regulation includes initial set accuracy, line and load regulation.
3. Replace ‘XX’ in model number with ‘US’ for US mains plug, ‘UK’ for UK mains
plug or ‘EU’ for European mains plug.
Dimensions:
VEL (body only):
-US: 3.54 x 1.34 x 1.87” (90.0 x 34.0 x 47.5 mm)
-EU: 3.54 x 1.34 x 2.26” (90.0 x 34.0 x 57.57 mm)
-UK: 3.54 x 1.95 x 1.96” (90.0 x 49.5 x 50.0 mm)
24 Watt
Output Power Output Voltage Output Current Total Regulation(2) Output Connector Model Number(3)
24 W
12.0 V 2000 mA 5% 5.5 x 2.1 x 12 mm DC Jack VEL24US120-XX-JA
15.0 V 1600 mA 5% 5.5 x 2.1 x 12 mm DC Jack VEL24US150-XX-JA
18.0 V 1320 mA 5% 5.5 x 2.1 x 12 mm DC Jack VEL24US180-XX-JA
24.0 V 1000 mA 5% 5.5 x 2.1 x 12 mm DC Jack VEL24US240-XX-JA
• Energy Efficiency Level VI
• European CoC Tier 2
• Fixed Mains Connectors
• Universal Input
• Output Voltages from 12 V to 24 V
• Class II Construction
• Low Cost
BRAND
Input
CharacteristicMinimum TypicalMaximumUnits Notes & Conditions
Input Voltage90264 VAC
Input Frequency4763Hz
Input Current0.6 A100 VAC
Inrush Current60 A 240 VAC, cold start at 25 °C
Power FactorEN61000-3-2, class A
No Load Input Power 75mW
Input Protection Internal T1.0A/250 VAC fuse
The VEL24 series of wall plug adaptors comply with the very latest energy efficiency VI standards
with high active mode efficiency and extremely low no load power consumption. Available with a
standard jack plug connector these adaptors suit a wide variety of cost sensitive applications while
maintaining industry leading performance.
VEL24 Series
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AC-DC Power Supplies
General
Characteristic Minimum Typical Maximum Units Notes & Conditions
Efficiency 85 % T
ypical average of efficiencies measured at 25%, 50%, 75%
and 100% load and 115 VAC input
Energy Efficiency Level VI
Isolation 3000 VAC Input to Output
Switching Frequency 24 70 kHz Variable
Mean Time Between Failure 250 kHrs MIL-HDBK-217F at 25 °C GB
Weight 0.29 (130) lb (g) For UK Plug Version
Environmental
Characteristic Minimum Typical Maximum Units Notes & Conditions
Operating Temperature 0 +60 °C Derate from 100% load at 40 °C to 50% load at 60 °C
Storage Temperature -40 +85 °C
Operating Humidity 5 95 % RH, non-condensing
Cooling Natural convection
Shock 1 m drop onto concrete on each of 6 axes
Vibration 10 300 Hz 2 g 15 mins/sweep, 60 mins for each of 3 axes
EMC: Immunity
Phenomenon Standard Test Level Criteria Notes & Conditions
ESD Immunity EN61000-4-2 ±4 kV contact, ±8 kV air A
Radiated Immunity EN61000-4-3 3 V/m A
EFT/Burst EN61000-4-4 Level 2 A
Surge EN61000-4-5 Level 2 A
Conducted Immunity EN61000-4-6 3 V A
Magnetic Fields EN61000-4-8 1 A/m A
Dips and Interruptions EN55024 100% 10 ms, 30% 500 ms, 100% 5000 ms, Perf Criteria A, A, B
EMC: Emissions
Phenomenon Standard Test Level Notes & Conditions
Conducted EN55032 Level B
Radiated EN55032 Level B
Harmonic Current EN61000-3-2 Class A
Voltage Flicker EN61000-3-3
Safety Approvals
Phenomenon Standard
CB Report IEC60950-1
UL UL/cUL60950-1, approved as limited power source (LPS)
TUV EN60950-1
CCC China Compulsory Certification, GB4943
AU/NZ AU/NZ 60950.1
VEL24 Series
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AC-DC Power Supplies
3
Mechanical Details
VEL24US-US-JA
VEL24US-UK-JA
3.54 (90.0)
0.5 (12.7) 0.05 (1.50)
0.17
(4.5)
1.87
(47.5)
0.63
(16.1)
1.06
(27. 0 )
1.34
(34.0)
0.24
(6.3)
0.15ø (3.96ø)0.12ø (3.18ø)
0.80
(20.4)
1.18 (30.0)
1.18 (30.0)
0
(90.0)
1
0.31 (7.95)
0.69
(17.6)
0.89
(22.7)
0.27 (7.0)
1.34
(34.0)
3.54 (90.0)
1.95 (49.5)
1.97
(50.0)
0.15 (4.0)
0.87 (22.23)
1.18
(30.0)
1.06 (27.0)
0.87 (22.23)
VEL24 Series
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DC-DC Converter
Mechanical Details
VEL24US-EU-JA
(90.0)
1
0.68 (17.5)
1.34
(34.0)
3.54 (90.0)
0.7 (19.0)
0.15ø (4.0ø)
0.15ø (4.0ø)
0.14ø (3.8ø)
1.02 (26.1)
1.18 (30.0)
1.06 (27.0)
2.26 (57.57)
0.71 (18.2)
0.74
(19.0)
Output Lead and Connection
BLACK AND WHITE
PVC 30-35P
24 AWG
0.47 (12.0)
0.083 (2.1)
0.22 (5.5)
5
59.0 (1500)
2.7 (70)
TIE
Wire type: VW-1 80°C 300 V L=1500 mm 2468 20 AWG for 5 V output, 22 AWG for 9 V ouput,
24 AWG for 12 V output, 2C Black and White. Black - Negative, White - Positive
Polarity
18 Sept 18
