Texas Instruments LM5032 Handleiding
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ERROR AMP
& ISOLATION
ERROR AMP
& ISOLATION
CS1
CS2
OUT1
OUT2
COMP1
COMP2
VIN
SS1
SS2
VCC
DCL
RES
UVLO
LM5032
VCC
3.3V
2.5V
RT
Sync
36V to 75V
Input
GND1GND2
V
PWR
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Design
LM5032
SNVS344B–MARCH2005–REVISEDDECEMBER2014
LM5032High-VoltageDualInterleavedCurrentModeController
1Features3Description
TheLM5032dualcurrentmodePWMcontroller
1
•TwoIndependentPWMCurrentModeControllers
containsallthefeaturesneededtocontroleithertwo
•IntegratedHigh-VoltageStartupRegulator
independentforwarddc/dcconvertersorasinglehigh
•Compound2.5-AMainOutputGateDrivers
currentconvertercomprisedoftwointerleavedpower
stages.Thetwocontrollerchannelsoperate180°out
•SingleResistorOscillatorSettingto2MHz
ofphasetherebyreducinginputripplecurrent.The
•SynchronizableOscillator
LM5032includesastartupregulatorthatoperates
•ProgrammableMaximumDutyCycle
overawideinputrangeupto100Vandcompound
(bipolar+CMOS)gatedriversthatprovidearobust
•MaximumDutyCycleFold-BackatHigh-Line
2.5-Apeaksinkcurrent.Theadjustablemaximum
Voltage
PWMdutycyclereducestressontheprimaryside
•AdjustableTimerforHiccupModeCurrent
MOSFETswitches.Additionalfeaturesinclude
Limiting
programmablelineundervoltagelockout,cycle-by-
•IntegratedSlopeCompensation
cyclecurrentlimit,hiccupmodefaultoperationwith
adjustableresponsetime,PWMslopecompensation,
•AdjustableLineUndervoltageLockout
soft-start,anda2-MHzcapableoscillatorwith
•IndependentlyAdjustableSoft-Start(Each
synchronizationcapability.
Regulator)
•DirectInterfacewithOpto-CouplerTransistor
DeviceInformation
(1)
•ThermalShutdown
PARTNUMBERPACKAGEBODYSIZE(NOM)
•TSSOP16-PinPackage
LM5032TSSOP(16)5.00mmx4.40mm
(1)Forallavailablepackages,seetheorderableaddendumat
2Applications
theendofthedatasheet.
•TelecommunicationPowerConverters
•IndustrialPowerConverters
•42-VAutomotiveSystems
TypicalApplicationCircuit
1
AnIMPORTANTNOTICEattheendofthisdatasheetaddressesavailability,warranty,changes,useinsafety-criticalapplications,
intellectualpropertymattersandotherimportantdisclaimers.PRODUCTIONDATA.
Product specificaties
| Merk: | Texas Instruments |
| Categorie: | Niet gecategoriseerd |
| Model: | LM5032 |
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