typical characteristics

recommended operating conditions

absolute maximum ratings

input Voltage

•18to36VDC(19to36VDCHR301-2805)

output power

•30watts

Lead soldering temperature (10 sec per lead)

•300°C

storage temperature range (case)

•–55°Cto+125°C

output Voltage temperature coefficient

•100ppm/°Ctypical

input to output capacitance

•80pFtypicalsingleoutputmodels

•70pFtypicalHR302-2812

•60pFtypicalHR302-2815

current Limit

•125%offullload,typical

isolation

•100megohmminimumat500V

conversion Frequency

•240to300kHz

inhibit pin Voltage (unit enabled)

•11to16Vsingleoutputmodels

•8to12VHR302-2812

•10to14VHR302-2815

input Voltage range

•18to36VDCcontinuous

19to36VDCHR301-2805

•50Vfor50msectransient

case operating temperature (tc)

•–40°Cto+85°Cfullpower

derating output power/current

•Linearlyfrom100%at85°Cto0%at105°C

inhibit

inhibit ttL open collector

•Logiclow(outputdisabled)

Inhibitpincurrent1mAtypical

•Referencedtoinputcommon

•Logichigh(outputenabled)

Opencollector

electricalCharacteristics:25°CTc,28VDCVin,100%load,unlessotherwisespecified.

Notes

1.ForHR301-2805,withtheremotesensepinsconnectedtotheloadand

noresistancebetweentheoutputpinsandload.

2.Alowoutputimpedancepowersourceisrequiredontheinputtorealize

thisstart-uptime.Iflessthanfullsurgecurrentisavailable,start-uptime

willbelonger

caution

PermanentdamagetotheHR301-2805willresultifpin6isshortedtoground.Damagemayalsoresultifpin4orpin5isdisconnectedfromthe

loadduringoperationwiththeremotesenseleadsconnectedtotheload.Ifremotesensepinsarenotconnectedtotheload,theoutputvoltageof

theHR301-2805willrisetoapproximately6.2VDCmeasuredacrosspins4and5.

SInGLeOUTPUTmODeLS

HR301-2805

HR301-2812

HR301-2815

unitS

PaRameteR

conditionS

min

tyP

maX min tyP maX min

tyP

maX

outPut Voltage

4.95

5.0

5.05 11.88 12 12.12 14.85 15 15.15

VDC

outPut cuRRent

—

—

6.0 —

—

2.5 —

—

2.0

a

outPut PoweR

tc

—

30.0 —

—

30.0 —

—

30.0

W

outPut RiPPle

bw

—

30

60 —

30

70 —

30

75

mVp-p

line Regulation1

—

7

25 —

10

40 —

10

40

mV

load Regulation2

no load to full

—

5

25 —

10

40 —

10

40

mV

inPut Voltage

tc

no load to full

19

28

36

—

—

50

18

28

36

—

—

50

18

28

36

—

—

50

VDC

tRanSient

50 ms

inPut cuRRent

no load

—

15

20

—

—

1370

—

—

15

—

20

35

—

—

1400

—

—

22

—

20

35

—

—

1400

—

—

22

ma

full load

inHibited

inPut RiPPle cuRRent

bw

—

5

15 —

10

25 —

10

25

mAp-p

efficiency

79

82

— 80

84

— 82

86

—

%

StaRt

delay2

—

15

—

—

500

—

—

30

—

—

1200

—

—

40

—

—

1500

—

ms

mV

oVeRSHoot

HR300

SeRIeS

30 Watt

Page 2 of 6

HR300RevD-20100212

www.interpoint.com