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The ABU125 series is a single output power supply. This power supply is designed for a wide variety applications where high reliability is desired, including applications for the industrial and telecommunications markets. Excellent performance specifications are provided, together with compliance to European EMC (EN55022, Class B and EN61000-3-2), and Low Voltage directive (TUV EN60950).

Single Output AC/DC Power Supply with PFC.

ABU 125 Series Switch Mode Power Supplies
Unit of Measure
Items ABU 125 Series Switch Mode Power Supplies
ABU125-050
4.75 to 5.25 Volt (V) Adjustable Output Voltage Range ABU 125 Series Switch Mode Power Supply
ABU 125 Series Switch Mode Power Supplies
ABU125-120
11.4 to 12.6 Volt (V) Adjustable Output Voltage Range ABU 125 Series Switch Mode Power Supply
ABU 125 Series Switch Mode Power Supplies
ABU125-150
14.3 to 15.7 Volt (V) Adjustable Output Voltage Range ABU 125 Series Switch Mode Power Supply
ABU 125 Series Switch Mode Power Supplies
ABU125-240
22.8 to 25.2 Volt (V) Adjustable Output Voltage Range ABU 125 Series Switch Mode Power Supply
ABU 125 Series Switch Mode Power Supplies
ABU125-270
25.7 to 28.3 Volt (V) Adjustable Output Voltage Range ABU 125 Series Switch Mode Power Supply
Description N/A The ABU125-050 is a single output power supply. This power supply is designed for a wide variety applications where high reliability is desired, including applications for the industrial and telecommunications markets. Excellent performance specifications are provided, together with compliance to European EMC (EN55022, Class B and EN61000-3-2), and Low Voltage directive. N/A The ABU125-120 is a single output power supply. This power supply is designed for a wide variety applications where high reliability is desired, including applications for the industrial and telecommunications markets. Excellent performance specifications are provided, together with compliance to European EMC (EN55022, Class B and EN61000-3-2), and Low Voltage directive. N/A The ABU125-150 is a single output power supply. This power supply is designed for a wide variety applications where high reliability is desired, including applications for the industrial and telecommunications markets. Excellent performance specifications are provided, together with compliance to European EMC (EN55022, Class B and EN61000-3-2), and Low Voltage directive. N/A The ABU125-240 is a single output power supply. This power supply is designed for a wide variety applications where high reliability is desired, including applications for the industrial and telecommunications markets. Excellent performance specifications are provided, together with compliance to European EMC (EN55022, Class B and EN61000-3-2), and Low Voltage directive. N/A The ABU125-270 is a single output power supply. This power supply is designed for a wide variety applications where high reliability is desired, including applications for the industrial and telecommunications markets. Excellent performance specifications are provided, together with compliance to European EMC (EN55022, Class B and EN61000-3-2), and Low Voltage directive.
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Alternating Current (AC) Input Voltage N/A 90 to 264 V
Direct Current (DC) Input Voltage N/A 127 to 373 V
Input Frequency Range N/A 47 to 63 Hz
Input Current at 115 VAC (Root Mean Square (RMS)) N/A 1.6 A
Input Current at Typical 230 VAC N/A 0.8 A
Maximum Inrush Current at 115 VAC for Cold Start N/A 30 A
Maximum Inrush Current at 230 VAC for Cold Start N/A 60 A
Power Factor at 230 VAC for Full Load N/A > 0.95
Power Factor at 115 VAC for Full Load N/A > 0.98
Leakage Current at 240 VAC N/A < 2.4 mA
Direct Current (DC) Output Voltage N/A 5 V N/A 12 V N/A 15 V N/A 24 V N/A 27 V
Direct Current (DC) Voltage Tolerance N/A ±2.0 %
Output Current (15 CFM Fan) N/A 0 to 20 A N/A 0 to 10.42 A N/A 0 to 8.34 A N/A 0 to 5.21 A N/A 0 to 4.63 A
Output Current (Convection) N/A 0 to 14 A N/A 0 to 8.34 A N/A 0 to 6.67 A N/A 0 to 4.16 A N/A 0 to 3.70 A
Output Power (15 CFM Fan) N/A 100 W N/A 125 W N/A 125 W N/A 125 W N/A 125 W
Output Power (Convection) N/A 70 W N/A 100 W N/A 100 W N/A 100 W N/A 100 W
Adjustable Output Voltage Range1 N/A 4.75 to 5.25 V N/A 11.4 to 12.6 V N/A 14.3 to 15.7 V N/A 22.8 to 25.2 V N/A 25.7 to 28.3 V
Ripple and Noise Voltage at Peak to Peak2 N/A 100 mV N/A 100 mV N/A 100 mV N/A 120 mV N/A 120 mV
Load Regulation N/A ±1.0 %
Line Regulation N/A ±0.5 %
Efficiency N/A 79.0 % N/A 86.0 % N/A 86.0 % N/A 87.0 % N/A 87.0 %
Start-Up Time at 230 VAC for Full Load N/A 1500 ms
Start-Up Time at 115 VAC for Full Load N/A 3000 ms
Rise-Up Time at 230 VAC for Full Load N/A 30 ms
Rise-Up Time at 115 VAC for Full Load N/A 30 ms
Hold-Up Time at 230 VAC for Full Load N/A 14 ms
Hold-Up Time at 115 VAC for Full Load N/A 14 ms
Overcurrent Protection3 N/A 22.0 to 30.0 A N/A 11.55 to 15.75 A N/A 9.24 to 12.6 A N/A 5.72 to 7.8 A N/A 5.06 to 6.9 A
Direct Current (DC) Over Voltage Protection N/A 5.75 to 6.75 V N/A 13.8 to 16.2 V N/A 13.8 to 16.2 V N/A 27.6 to 32.4 V N/A 31.1 to 36.4 V
Output Type N/A Constant Voltage
Length N/A 127 mm5.00 in
Width N/A 76.2 mm3.00 in
Height N/A 27.0 mm1.05 in
Weight N/A 300 g
Cooling N/A Natural Convection or Fan at 15 CFM
Isolation Resistance at 500 VDC (Input (I/P) - Output (O/P)) N/A 100 MO
Isolation Resistance at 500 VDC (Input (I/P) - Floating Gate (FG)) N/A 100 MO
Isolation Resistance at 500 VDC (Output (O/P) - Floating Gate (FG)) N/A 100 MO
Alternating Current (AC) Dielectric Strength (Input (I/P) - Output (O/P)) N/A 3 kV
Alternating Current (AC) Dielectric Strength (Input (I/P) - Floating Gate (FG)) N/A 1.5 kV
Alternating Current (AC) Dielectric Strength (Output (O/P) to Floating Gate (FG)) N/A 0.5 kV
Warranty N/A 3 years
Minimum Mean Time Between Failure (MTBF) per MIL-HDBK-217F (25 ºC) N/A 200 K hr
Mean Time Between Failure (MTBF) per MIL-HDBK-217F (25 ºC) N/A
Operating Temperature at Full Load4 N/A -20 to 50 ºC
Operating Temperature5 N/A
Non-Condensing Relative Operating Humidity N/A 20 to 90 %
Storage Temperature N/A -40 to 85 ºC
Non-Condensing Relative Storage Humidity N/A 10 to 95 %
Temperature Drift (0 to 50 ºC) N/A < 0.04 %/ºC
Vibration N/A 10 to 500 Hz, 2G 10 min/cycle, period of 60 min, each X, Y & Z axis
EMI Emissions N/A Compliance to EN55022, CISPR22 Class B (Conducted & Radiated)
Harmonic Current N/A Compliance to EN61000-3-2, 3
EMS Immunity N/A Compliance to EN61000-4-2, 3-6, 8 & 11; EN55024 heavy, light industry level, criteria A
Safety Approval N/A UL 60950-1, (Insulation Class -1)
Note for EMC and Safety Specifications at 25 ºC N/A The power supply is considered a component which will be installed into a final equipment. The final equipment must be re-confirmed that it still meets EMC directives.
RoHS Compliance N/A As of manufacturing date February 2016, all standard products meet the requirements of 2015/863/EU.
Industry Standards N/A CB CE MIL-HDBK-217F RoHS TUV UL
Note N/A
  1. All I/O connection shall Follow specified Model Label.
  2. Maximum Temperature at Full Load 50ºC
  • 1 Output voltage can be adjusted at VR51.
  • 2 Ripple and noise are measured at 20 MHz of bandwidth by using a 12 Inch (in) twisted-pair wire termination with a 0.1 µF and 47 µF parallel capacitors.
  • 3 Hiccup mode. Resets automatically once the fault condition is removed.
  • 4 Refer to output load derating curve.
  • 5 Refer to output load derating curve.