CINT1275
275W Single Output
Industrial Series
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
Number
CINT1275A1214K01
CINT1275A1514K01
CINT1275A2414K01
CINT1275A4814K01
CINT1275A5614K01
Notes:
Volts
12V
15V
24V
48V
56V
Output Current
w/200LFM air
Convection*
21.8A
18.3A
10.9A
5.46A
4.68A
15.0A
12.0A
7.50A
3.75A
3.21A
Fan Output
12Vdc/1A
12Vdc/1A
12Vdc/1A
12Vdc/1A
12Vdc/1A
Ripple &
Noise**
120mV pk-pk
150mV pk-pk
240mV pk-pk
480mV pk-pk
560mV pk-pk
Total
Regulation
3%
3%
3%
3%
3%
OVP
Threshold***
14.0
1.1V
19.5 ± 1.5V
28.0 ± 2.5V
55.0 ± 4.0V
59.0 ± 1.0V
* 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
115Vac: 3A, 230Vac: 1.5A
3.7A max. at 90Vac
Turn On Time
Less than 2 sec. @115Vac (inversely
proportional to input voltage and thermistor
temperature)
16mS at 250W, 120Vac/60Hz
Input Current
Hold-up Time
Overtemperature
Protection
Inrush Current
264Vac, cold start: will not exceed 50A
Sensing transformer temperature, 135°C (55°C
ambient temperature at full load), latching type.
www.slpower.com
CINT1275 REV 1.2 15-JAN-13
1
SLPOWER [ SL Power Electronics ]
