Embedded Power for

Business-Critical Continuity

OrderingInformation

Model

Number

Output

Voltage

Minimum

Load

MaximumLoadwith

ConvectionCooling

MaximumLoad

with30CFM

ForcedAir

PeakLoad1 Regulation2

RippleP/P

(PARD)3

LPQ142

5V(3.3-5.5V)

0A

12A

25A

27A

±2%

50mV

12V

0A

5A

6A

9A

±3%

120mV

-12V(-12-15V)

0A

1A

1.5A

2A

±3%

<1%

±3.3-25V

0.5A

1.5A

4.5A

5A

±3%

<50mVor1%

1. Peakcurrentlasting<30secondswithamaximum10%dutycycle.

2. At25°Cincludinginitialtolerance,linevoltage,loadcurrentsandoutputvoltagesadjustedtofactorysettings.

3. Peak-to-peakwith20MHzbandwidthand10µFinparallelwitha0.1µFcapacitoratratedlinevoltageandloadranges.

4. 4thoutputadjustable3.3-25Vfactorysetat5V.

5.*Minimumloadsarerequiredwhenoutputsetbelow5Volts

6.RemoteinhibitresetsOVPlatch

Note:-Csuffixaddedtothemodelnumberindicatescoveroption.

-CFsuffixaddedtothemodelnumberindicatesfancoveroption.

Rev. 11.17.08_103

LPQ142 Series

2 of 3

Operatingtemperature: 0°to50°Cambient.Derateeachoutput2.5%perdegreefrom50°to

70°C(exceptfor-Cversion).

Storagetemperature:

-40°Cto+85°C

Temperaturecoefficient: ±0.4%per°C

Electromagnetic

susceptibility:

DesignedtomeetIE61000-4,-2,-3,-4,-5,-6,-8,-11,Level3

Humidity:

Operating;non-condensing5%to95%

Vibration:

Threeorthogonalaxes,sweepat1oct/min,5min.dwellatfourmajor

resonances0.75Gpeak5Hzto500Hz,operational

MTBFdemonstrated:

>550,000hoursatfullloadand25°Cambientconditions

EnvironmentalSpecifications

LogicControl

ACpowerfailure:

TTLlogicsignalgoeshigh100-500msecafterV1output;Itgoeslow

atleast4msecbeforelossofregulation

Remoteinhibit:

Requirescontactclosuretoinhibitoutputs

Remotesense:

Compensatesfor0.5Vleaddropmin.Willoperatewithoutremote

senseconnected.Reverseconnectionprotected.

DC-OK:

TTLlogicsignalgoeshighaftermainoutputisinregulation.Itgoeslow

whenthereisalossofregulation

Mating Connectors

(SK1)ACInput:

Molex09-50-8051(USA)

Molex09-91-0500(UK)

PINS:08-58-0111

(SK2)AuxDCOutput: Molex09-50-8061(USA)

Molex09-91-0600(UK)

PINS:08-58-0111

(SK6)ControlSignals: Molex90142-0010(USA)

PINS:90119-2110or

Amp:87977-3

PINS:87309-8

(SK4)Mainoutput:

MolexBB-19141-0058

EmersonNetworkPowerconnectorkit#70-841-017,

includesaloftheabove.

PinAssignments

SK1

PIN1

Ground

PIN3

Neutral

PIN5

Line

SK2

PIN1

+12V

PIN2

Common

PIN3

-12V

PIN4

Common

PIN5

+5Vto+25V(float)

PIN6

Common(float)

SK4

TB-1

Common

TB-2

+5V

SK6

PIN1

N/C

PIN2

DCOK

PIN3

N/C

PIN4

V1SWP

PIN5

Common

PIN6

+V1sense

PIN7

Sense common

PIN8

+inhibit

PIN9

-inhibit

PIN10

Power fail