PS2445-YE Martek Power, PS2445-YE Datasheet

PS2445-YE

Manufacturer Part Number

PS2445-YE

Description

Total Power Input Voltages Outputs 1200 Watts -40 To -72 Vdc 12v @ 100a 5v @ 2a

Manufacturer

Martek Power

Datasheet

1.PS2445-YE.pdf (4 pages)

Current page: 1 of 4
Download datasheet (73Kb)

Total Power

Input Voltages

Outputs

SPECIAL FEATURES

ENVIRONMENTAL

Ambient Operating Temperature: 0 to +55 C

Humidity: Up to 95% non-condensing

Temperature coefficient: 0.01% / C

Storage Temperature: -20 C to +65 C

Cooling: Two 15 CFM fans. Airflow from front to back.

PS2445-YE

Efficiency 89%

Compact 1U design

N+1 redundant

Hot swappable

Current sharing

I²C Interface

Reverse polarity protection

On/Off microswitch on front panel

Fan speed monitoring

5V @ 2A Standby output

-40 to -72 VDC

12V @ 100A

1200 Watts

5V @ 2A

ELECTRICAL SPECIFICATIONS

Input

12V on at 39.5V +/- 1V; off at 38V +/- 1V;

5V STBY on at 35V

Inrush Current (-72 Vdc)…………< 20 Amps peak

Isolation………………..1000 VDC (Input to Chassis)

Susceptibility specifications:

Complies with EN55022 & FCC Class A with 10dB margin

Efficiency……………… 89% typical at Full load

Output

DC Output…………….Maximum continuous output power 1200W

with internal cooling. See Voltage/Current Rating Chart.

Load Regulation……..< 3% for 12V output

Ripple and Noise….< 1%

Transient Response..…4% Maximum deviation;

Single Wire Current Sharing for 12V output;

MECHANICAL

11.23”L X 1.6”H X 5.56”W (285.2 mm X 40.4 mm X 141.2 mm)

Input connector: Molex 42820, 2 pin version

Output connector: FCI 51732-026LF

Status signals and indicators

Input GOOD

Output GOOD

Over temperature/Fan fail

PS PRESENT

Visual LED indicators identify power supply status.

The indicators are:

Power Fail (Green)

Output Good (Green)

Fan Fail and Over temperature (Amber)

……..< 4% for 5V output

2250 VDC (Input to Output)

Rev 1

Related parts for PS2445-YE

PS2445-YE Summary of contents

Page 1

... PS2445-YE Total Power 1200 Watts Input Voltages -40 to -72 VDC 12V @ 100A Outputs SPECIAL FEATURES Efficiency 89% Compact 1U design N+1 redundant Hot swappable Current sharing I²C Interface Reverse polarity protection On/Off microswitch on front panel Fan speed monitoring Standby output ENVIRONMENTAL Ambient Operating Temperature +55 C Humidity 95% non-condensing Temperature coefficient: 0 ...

Page 2

Output Over voltage protection – For 12V output 110 - 135% (Latching) Over temperature protection. Short circuit Protection……..Will withstand a continuous short without damage. Minimum Load Rqmt…0% of full load 12V output full load 5V output. Hold-Up Time…………1.21 ...

Page 3

FCI Output Connector PIN Assignment Output Connector Description Over Temp/Fan Fail DC Fail /Power Down Warning PS Present DC Fail/Output Voltage Fault (DC OK) Internal GND ADDR0, I²C address bus ADDR1, I²C address bus ADDR2, I²C address bus N.U. N.U. ...

Page 4

Mechanical Outline Rev 1 ...

Related keywords

PS2445-YE datasheet
PS2445-YE data sheet
PS2445-YE pdf datasheet
PS2445-YE component
PS2445-YE part
PS2445-YE distributor
PS2445-YE RoHS
PS2445-YE datasheet download