CPS250-M Series Data Sheet

Environmental Specifications

Operating temperature

-20 °C to +70 °C (derate at 50 °C), startup at -40 °C

Storage temperature

-40 °C to +85 °C

Operating humidity

5% to 90% (non-condensing)

Non-operating humidity

5% to 95% (non-condensing)

Maximum altitude

5000 m (3000 m for medical), derating may apply

Other Specifications

Isolation

4000 Vac (input to output)

1500 Vac (input to PE; output to PE)

Line harmonics

61000-3-2, Class A

Conducted EMI*

Level B, CISPR 22 and FCC Part 15

Radiated EMI*

Level B, CISPR 22 and FCC Part 15

Surge immunity

Level 3, 61000-4-5, Criterion A

Medical EMC

60601-1-2, Edition 4 (cover may be required for some tests)

MTBF

(Telcordia, Issue 3, Method 1 Case 3)

> 2.2 MHrs, 25 °C, 155 W Natural Convection, 115 VAC

> 5.1 MHrs, 25 °C, 250 W Forced Air, 115 VAC

Pin Assignments

Connector

Pin Number

Designation

Mating Conectors

J5 (AC Input)

1

3

Mounting Holes

AC Input L1/Line

AC Input L2/Neutral

PE

Molex 09-50-8031 housing with 45570-3000 crimp or

equivalent. Use AWG 20-18 wires.

J0 (DC Output)

1

2

3

4

5

6

Main Output Return

Main Output Return

Main Output Return

Main Output

Main Output

Main Output

Molex 09-50-8061 housing with 45570-3000 crimp or

equivalent. Use AWG 20-18 wires.

BusBar (DC Output)

Applies to 12 V variant only.

1

2

Main Output

Main Output Return

Ring terminal: Tyco 35148 or KST RV3-4 or equivalent.

J2 (Fan Supply)

1

2

Fan Return

Fan Voltage

Cvilux CI0102S0000 housing; CI01T01MPP0 crimp;

AWG 30-24.

J403

Applies to CPS253-M1 only

1

2

3

4

5

5 Vdc Standby

Standby Return

Remote Inhibit

DC OK

VFB (feedback loop pin)

Molex 504193-0500 with 504185-1000 crimp or

equivalent. Use AWG 30-26 wires.

*Applies to Class I input with ground tabs tied to a common ground plane and connected to system ground. Consult Technical Reference Notes for details.