SS-250SU

250 Watt

  • Compact
  • Temperature controlled fan
  • Quiet!

The SS-250SU provides a temperature controlled fan regulation for noise optimisation. Futhermore, it shows a very compact size and a high efficiency over 80 %, all this for a very attractive price. This Power Supply will fit in all kind of smaller PC solutions in the industrial and professional field.

Technical data

 

Input voltage

100…264 VAC, active PFC

Input frequency

47…63 Hz

Input current

2.5 A (230 VAC) / 5 A (115 VAC)

Inrush current

100 A (264 VAC)

Efficiency

>80 %

Hold up time

16 msec

Power-Good-Signal

Switch on delay 100…500 msec
Switch off delay 1 msec

Protection

Short circuit protection: at each output
Overload protection: switch off at 135 %
Overvoltage protection: +3.3 V (+3.76…+4.8 V), +5 V (+5.7…+7 V), +12 V (+15.6 V)

Earth leakage current

<3.5 mA

Safety / EMC

CE, TÜV: IEC60950-1, UL: 60950-1

Operating temperature

0…+40 °C

Derating

From +30…+40 °C 5 W / K

MTBF

100 000 h at +25 °C, without fan at 75 % load

Storage temperature

-40…+60 °C

Operating humidity

10 %…95 % RH, non-condensing

Dimensions

150 x 81.5 x 40.5 mm ±0.5 mm

Weight (net)

0.7 kg

Article
No.

Output
voltage

Output current
min

Output current
max

Output current
peak

Voltage
regulation

Ripple &
Noise

SS-250SU

+3.3 V

0 A

14 A

 

±5 %

50 mV

+5 V

0.5 A

17 A

 

±5 %

50 mV

+12 V1

1 A

8 A

10 A

±5 %

120 mV

+12 V2

1 A

14 A

16 A

±5 %

120 mV

-12 V

0 A

0.8 A

 

±10 %

120 mV

+5 Vsb

0 A

2 A

2.5 A

±5 %

50 mV

Max. output on +3.3 V and +5 V combined shall not exceed 110 W, on +12 V1 and +12 V2 not 216 W or18 A. Peak output can be up to max. 1 second. Peak output combined is 275 W. Ripple and Noise was measured by a 20 MHz bandwidth limited oscilloscope with connected 10 µF electrolytic capacitor and 0.1 µF ceramic capacitor at each output.
As a power component this PSU is for assembly purposes only and must not be operated in unassembled condition.
The final assembly has to comply with the valid EMC and safety standards.

Optional accessories

Article-No.

Designation

X1-132 X1-132, power cord with shockproof plug/rubber connector link to the product
Technical documentation:
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