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Part Number: L296

 

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Description: TheL296andL296Parestepdownpowerswitching egulatorsdelivering4Aatavoltagevariablefrom .1Vto40V.Fea...


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L296 General Description


TheL296andL296Parestepdownpowerswitching egulatorsdelivering4Aatavoltagevariablefrom .1Vto40V.

Featuresofthedevicesincludesoftstart,remotein- ibit,thermalprotection,aresetoutputformicro- rocessorsandaPWMcomparatorinputforsyn- hronizationinmultichipconfigurations.

TheL296Pincudesexternalprogrammablelimiting urrent.

TheL296andL296Paremountedina15-leadMul- tiwatt plasticpowerpackageandrequiresveryfew externalcomponents.

Efficientoperationatswitchingfrequenciesupto 00KHzallowsareductioninthesizeandcostof xternalfiltercomponents.Avoltagesenseinput ndSCRdriveoutputareprovidedforoptional rowbarovervoltageprotectionwithanexternal CR.

L296 Maximum Ratings

Symbol
Parameter
Value
Unit
Vi
InputVoltage(pin3)
50
V
V1-V2
InputtoOutputVoltageDifference
50
V
V2
OutputDCVoltage
OutputPeakVoltageatt=0.1 secf=200KHz
-1
-7
V
V

V1,V12
VoltageatPins1,12
10
V
V15
VoltageatPin15
15
V

V4,V5 ,V7 ,V9 ,V13
VoltageatPins4,5,7,9and13

5.5
V

V10,V6
VoltageatPins10and6
7
V
V14
VoltageatPin14(4 1mA)
Vi
I9
Pin9SinkCurrent
1
mA
I11
Pin11SourceCurrent
20
mA
I14
Pin14SinkCurrent(V14 <5V)
50
mA
Ptot

PowerDissipationatTcase90
20
W

Tj,Tstg
JunctionandStorageTemperature
-40to15

L296 Features

·4AOUTPUTCURRENT
·5.1VTO40VOUTPUTVOLTAGERANGE
·0TO100%DUTYCYCLERANGE
·PRECISE( 2%)ON-CHIPREFERENCE
·SWITCHINGFREQUENCYUPTO200KHz
·VERYHIGHEFFICIENCY(UPTO90%)
·VERYFEWEXTERNALCOMPONENTS
·SOFTSTART
·RESETOUTPUT
·EXTERNALPROGRAMMABLELIMITINGCURRENT(L296P)
·CONTROLCIRCUITFORCROWBARSCR
·INPUTFORREMOTEINHIBITAND
·YNCHRONUSPWM
·THERMALSHUTDOWN

L296 datasheet

L296
PDF/DataSheet Download

  • Datasheet: L296
  • File Size: 292664 KB
  • Manufacturer: STMICROELECTRONICS [STMicroelectronics]
  • Click here to Download

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