CINT1275

275W Single Output

Industrial Series

www.slpower.com

CINT1275 REV 1.2 15-JAN-13

1

Features



3” x 5” x 1.38” Package



Up to 275W of AC-DC Power



For 1U Applications



Universal Input 90-264 Vac Input Range



Standby and Fan Output Voltages



Forced Current Share



Inhibit, Power Fail, Output OK Signals



Approved to CSA/EN/IEC/UL60950-1, 2

nd

Edition



Efficiency 92% typical



3 Year Warranty



RoHS Compliant

Description

A Superior performance 275 Watts AC to DC power supply designed for industrial and ITE applications. Feature rich and

highly efficient CINT1275 product family with active current share for redundant applications can easily fit in 1U chassis

and provides 180 Watts for convection or 275 Watts with moving air. Input & output monitoring alarms plus isolated

12V/1A fan output and 5V standby voltage are among other standard offering of CINT1275 family. All 5 models are CE

marked to low voltage directive and approved to ITE standards of EN60950, 2nd edition.

Model Selection

Model

Output Current

Ripple &

Total

OVP

Number

Volts

w/200LFM air

Convection*

Fan Output

Noise**

Regulation

Threshold***

CINT1275A1214K01

12V

21.8A

15.0A

12Vdc/1A

120mV pk-pk

3%

14.0

 1.1V

CINT1275A1514K01

15V

18.3A

12.0A

12Vdc/1A

150mV pk-pk

3%

19.5 ± 1.5V

CINT1275A2414K01

24V

10.9A

7.50A

12Vdc/1A

240mV pk-pk

3%

28.0 ± 2.5V

CINT1275A4814K01

48V

5.46A

3.75A

12Vdc/1A

480mV pk-pk

3%

55.0 ± 4.0V

CINT1275A5614K01

56V

4.68A

3.21A

12Vdc/1A

560mV pk-pk

3%

59.0 ± 1.0V

Notes:

*

Total convection power is 180 Watts.

** Measured with noise probe directly across output terminals, and load terminated with 0.1μF ceramic and 10μF low ESR capacitors.

*** No output adjustment on 56V.

General Specifications

AC Input

100-240Vac, ±10%, 47-63Hz, 1



120–370Vdc

Turn On Time

Less than 2 sec. @115Vac (inversely

proportional to input voltage and thermistor

temperature)

Input Current

115Vac: 3A, 230Vac: 1.5A

3.7A max. at 90Vac

Hold-up Time

16mS at 250W, 120Vac/60Hz

Inrush Current

264Vac, cold start: will not exceed 50A

Overtemperature

Protection

Sensing transformer temperature, 135°C (55

°C

ambient temperature at full load), latching type.