Embedded Power for

Business-Critical Continuity

Ordering Information

Model Number

Nominal Output

Voltage Set Point

Set Point

Tolerance

Total

Regulation

Minimum

Current

Maximum

Current

Output Ripple

P/P

Over Current

Stand-by

Air Flow

DS2900-3

12.0 Vdc

± 0.2%

± 4%

0 A

240 A

120 mV

288 A - 312 A*

3.3 V @ 3 A

Std

DS2900-3-002

12.0 Vdc

± 0.2%

± 4%

0 A

240 A

120 mV

288 A - 312 A*

5.0 V @ 2 A

Std

DS2900-3-003

12.0 Vdc

± 0.2%

± 4%

0 A

240 A

120 mV

288 A - 312 A*

5.0 V @ 2 A

Reversed

DS2900-3-004

12.0 Vdc

± 0.2%

± 4%

0 A

240 A

120 mV

288 A - 312 A*

3.3 V @ 3 A

Reversed

*Over current latches off if overcurrent lasts over 1 seconds, otherwise it is auto recovery.

Operating temperature:

0° to 50 °C

Storage temperature:

-40 °C to +85 °C

Altitude, operating:

10,000 ft

Electromagnetic susceptibility / Input transients:

-EN61000-3-2, -3-3

-EN61000-4-2, 4-3, 4-4, -4-5, 4-11

-EN55024:1998

RoHS & lead-free compliant:

No tantalum caps.

Humidity:

20 to 90% RH, non-condensing

Shock and vibration specificatons:

Complies with Astec Std. Specifications, Q3205

MTBF (Calculated):

300K Hrs Belcore 332, issue b @ 25 °C and 40 °C full load

MTBF (Demonstrated):

> 500k Hrs

Environmental Specifications

Rev. 11.9.09_44

DS2900

3 of 4

Mechanical Drawing

217 ± 0.75

138.4

52

16.8

208

138.4

13.2

AIRFLOW DIRECTION

EMI CLIP

EMI CLIP

FAN GRILLE

FAN 60X60X38

LED

EMI CLIP

EMI CLIP

HANDLE

Condition

LED Status

Stand-by - ON; Main output - OFF; AC

PRESENT

Blinking green

Stand-by - ON; Main output - ON;

Solid green

Main output OCP, UVP, OVP

Blinking Amber

FAN_FAULT; OTP; Stand-by OCP/UVP

Amber