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B17DIAGRAM

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The78L05isathreeterminalintegratedregulator.Itsexcellentinternalcurrentlimitandthermalshutdowncharacteristicsmakeitparticularlysuitableforoverloadconditions.WhenusedtoreplacethetraditionalZenerdiode-resistorgroup,itsoutputimpedanceiseffectivelyimproved,butthebiascurrentisgreatlyreduced.78L05issuitableformanyapplications.Theycanbecombinedwithotherpowertransferdevicestoformahigh-currentregulatedpowersupply,suchasavoltageregulatorthatcandriveanoutputcurrentofupto100mA.Catalog78L05Pinout78L05Features78L05Applications78L05Advantage78L05Equivalents78L05AlternativeWheretouse78L05Howtotest78L05Howtouse78L0578L05PackageComponentDatasheet78L05PinoutPinNo.PinNameDescription1Output(Vo)OutputsRegulated+5V2Ground(Gnd)ConnectedtoGround3Input(V+)UnregulatedInputVoltage78L05FeaturesOperatingcurrent(IQ)is5mAInternalThermalOverloadandShortcircuitcurrentlimitingprotectionisavailable.Themaximuminputvoltageis30volts.TO-92,SO-8,andSOT-89packagesareavailable.PositiveVoltageRegulator5VMaximumoutputcurrentis100mA.Note:CompleteTechnicalDetailscanbefoundatthe78L05datasheetgivenattheendofthispage.78L05ApplicationsAdjustableOutputRegulatorConstant+5Voutputregulatortopowersmallloadsoflessthan100mAOutputPolarity-Reversal-ProtectionCircuitOutputboostercircuitCurrentLimiterforcertainapplications78L05Advantage78L05VoltageRegulator78L05isafixedvoltage(5V)threeterminalintegratedregulator,whichcanbeappliedtomanyapplications.Itsexcellentinternalcurrentandthermalshutdowncharacteristicsmakeitespeciallysuitableforoverload.Whenitisusedtoreplacethetraditionalzenerdiode-resistancegroup,itsoutputimpedanceisimprovedeffectively,butthebiascurrentisgreatlyreduced.Inanotherwords,78L05series(likeL78L05ACD013TR)isafixedvoltage(5V)threeterminalintegratedvoltageregulator,whichissuitableformanyapplications.Likeasinglepointvoltageregulatorwhichneedstolimitthenoiseandsolvethedistributionproblem,itcanalsobeusedwithotherpowertransferdevicestoformastablevoltagepowersupplywithlargecurrent,suchasastableoutputcurrentofupto100mA.78L05EquivalentsLM7805,AMS711178L05AlternativeLM317,LM7806,LM7809,LM7905,LM117V33,LM7812,LM7912,XC6206P332MR.Wheretouse78L05Voltageregulatorsarefrequentlyusedinelectroniccircuits.Theyproduceaconstantoutputvoltageinresponsetoavariableinputvoltage.Inourcase,the78L05ICisawell-knownregulatorICthatisusedinawiderangeofprojects.Thename78L05hastwomeanings:78indicatesthatitisapositivevoltageregulator,and05indicatesthatitoutputs5V.Asaresult,our7805willproducea+5Voutputvoltage.ThisICsoutputcurrentcanreach100mA.However,theICsuffersfromsignificantheatloss,soaheatsinkisrecommendedforprojectsthatrequireahighercurrentconsumption.Forexample,iftheinputvoltageis12Vandthecurrentconsumptionis50mA,(12-5)*(50*10-3)=0.35W.This0.35Wattswillbedissipatedintheformofheat.Anotherpopularvoltageregulatoristhe7805,whichislargerbuthasahighercurrentratingofabout1A.So,ifyourelookingforasmallerpackageofavoltageregulatorwithalowcurrentratinginaTO-92package,thisICmightbeagoodfit.Howtotest78L05Allyouneedtodoistakethepositiveprobeofftheinputpinandplaceitontheoutputpin.Youcanleavethenegativeprobeonthegroundpin.Theamountofoutputvoltageindicatedshouldbe5voltsbecauseofthe05associatedwith78L05.Howtouse78L05The78L05isavoltageregulatorwiththreeterminals.Asshowninthe78L05pinoutdiagram,thethreeterminalsareInput,Output,andGround.ItisverysimpletousethisIC;simplyconnecttheinputpintotheinputvoltagethatneedstoberegulatedandthegroundpintosystemground.TheICsoutputpincanbeusedtoobtainregulated5V.The78L05isusedinthecircuitbelowtoregulatea12Vinputvoltageto5V.Youusethe5Vtopoweranysmallloadsthatdrawlessthan100mA,suchasLEDs.BecausethemaximumcurrentthatthisICcanprovideisonly100mA.ItisalsoworthnotingthatthecapacitorsC1andC2areusedatboththeinputandoutputends.Thesecapacitorsfilteranynoisethatiscoupledwiththeinputvoltage.Itisnotnecessarytousetheexactvalueofthecapacitor,but10uFforC1and1uFforC2wouldbeagoodstartingpoint.Theseregulatorscanalsolimitcurrentandprotectwhenthetemperaturerisesabovethejunctiontemperature.Ifyouconnecthighcurrentloads,youcanexpecttheICtogetveryhotandeventuallyshuntdown.Inthiscase,ahighcurrentregulatorsuchasthe7805wouldbeanexcellentchoice.Itcanbeusedasavoltageregulator,acurrentregulator,ashort-circuitprotector,aboostercircuit,andevenavariablevoltageregulatorinadditiontoavoltageregulator.Allofthesecircuitscanbefoundonpage27/45ofthe78L05datasheet,whichislinkedbelow.78L05PackageComponentDatasheet78L05Datasheet

The78L05isathreeterminalintegratedregulator.Itsexcellentinternalcurrentlimitandthermalshutdowncharacteristicsmakeitparticularlysuitableforoverloadconditions.WhenusedtoreplacethetraditionalZenerdiode-resistorgroup,itsoutputimpedanceiseffectivelyimproved,butthebiascurrentisgreatlyreduced.78L05issuitableformanyapplications.Theycanbecombinedwithotherpowertransferdevicestoformahigh-currentregulatedpowersupply,suchasavoltageregulatorthatcandriveanoutputcurrentofupto100mA.Catalog78L05Pinout78L05Features78L05Applications78L05Advantage78L05Equivalents78L05AlternativeWheretouse78L05Howtotest78L05Howtouse78L0578L05PackageComponentDatasheet78L05PinoutPinNo.PinNameDescription1Output(Vo)OutputsRegulated+5V2Ground(Gnd)ConnectedtoGround3Input(V+)UnregulatedInputVoltage78L05FeaturesOperatingcurrent(IQ)is5mAInternalThermalOverloadandShortcircuitcurrentlimitingprotectionisavailable.Themaximuminputvoltageis30volts.TO-92,SO-8,andSOT-89packagesareavailable.PositiveVoltageRegulator5VMaximumoutputcurrentis100mA.Note:CompleteTechnicalDetailscanbefoundatthe78L05datasheetgivenattheendofthispage.78L05ApplicationsAdjustableOutputRegulatorConstant+5Voutputregulatortopowersmallloadsoflessthan100mAOutputPolarity-Reversal-ProtectionCircuitOutputboostercircuitCurrentLimiterforcertainapplications78L05Advantage78L05VoltageRegulator78L05isafixedvoltage(5V)threeterminalintegratedregulator,whichcanbeappliedtomanyapplications.Itsexcellentinternalcurrentandthermalshutdowncharacteristicsmakeitespeciallysuitableforoverload.Whenitisusedtoreplacethetraditionalzenerdiode-resistancegroup,itsoutputimpedanceisimprovedeffectively,butthebiascurrentisgreatlyreduced.Inanotherwords,78L05series(likeL78L05ACD013TR)isafixedvoltage(5V)threeterminalintegratedvoltageregulator,whichissuitableformanyapplications.Likeasinglepointvoltageregulatorwhichneedstolimitthenoiseandsolvethedistributionproblem,itcanalsobeusedwithotherpowertransferdevicestoformastablevoltagepowersupplywithlargecurrent,suchasastableoutputcurrentofupto100mA.78L05EquivalentsLM7805,AMS711178L05AlternativeLM317,LM7806,LM7809,LM7905,LM117V33,LM7812,LM7912,XC6206P332MR.Wheretouse78L05Voltageregulatorsarefrequentlyusedinelectroniccircuits.Theyproduceaconstantoutputvoltageinresponsetoavariableinputvoltage.Inourcase,the78L05ICisawell-knownregulatorICthatisusedinawiderangeofprojects.Thename78L05hastwomeanings:78indicatesthatitisapositivevoltageregulator,and05indicatesthatitoutputs5V.Asaresult,our7805willproducea+5Voutputvoltage.ThisICsoutputcurrentcanreach100mA.However,theICsuffersfromsignificantheatloss,soaheatsinkisrecommendedforprojectsthatrequireahighercurrentconsumption.Forexample,iftheinputvoltageis12Vandthecurrentconsumptionis50mA,(12-5)*(50*10-3)=0.35W.This0.35Wattswillbedissipatedintheformofheat.Anotherpopularvoltageregulatoristhe7805,whichislargerbuthasahighercurrentratingofabout1A.So,ifyourelookingforasmallerpackageofavoltageregulatorwithalowcurrentratinginaTO-92package,thisICmightbeagoodfit.Howtotest78L05Allyouneedtodoistakethepositiveprobeofftheinputpinandplaceitontheoutputpin.Youcanleavethenegativeprobeonthegroundpin.Theamountofoutputvoltageindicatedshouldbe5voltsbecauseofthe05associatedwith78L05.Howtouse78L05The78L05isavoltageregulatorwiththreeterminals.Asshowninthe78L05pinoutdiagram,thethreeterminalsareInput,Output,andGround.ItisverysimpletousethisIC;simplyconnecttheinputpintotheinputvoltagethatneedstoberegulatedandthegroundpintosystemground.TheICsoutputpincanbeusedtoobtainregulated5V.The78L05isusedinthecircuitbelowtoregulatea12Vinputvoltageto5V.Youusethe5Vtopoweranysmallloadsthatdrawlessthan100mA,suchasLEDs.BecausethemaximumcurrentthatthisICcanprovideisonly100mA.ItisalsoworthnotingthatthecapacitorsC1andC2areusedatboththeinputandoutputends.Thesecapacitorsfilteranynoisethatiscoupledwiththeinputvoltage.Itisnotnecessarytousetheexactvalueofthecapacitor,but10uFforC1and1uFforC2wouldbeagoodstartingpoint.Theseregulatorscanalsolimitcurrentandprotectwhenthetemperaturerisesabovethejunctiontemperature.Ifyouconnecthighcurrentloads,youcanexpecttheICtogetveryhotandeventuallyshuntdown.Inthiscase,ahighcurrentregulatorsuchasthe7805wouldbeanexcellentchoice.Itcanbeusedasavoltageregulator,acurrentregulator,ashort-circuitprotector,aboostercircuit,andevenavariablevoltageregulatorinadditiontoavoltageregulator.Allofthesecircuitscanbefoundonpage27/45ofthe78L05datasheet,whichislinkedbelow.78L05PackageComponentDatasheet78L05Datasheet

Other than that it can also perform good as a audio amplifier and can also be used in audio amplifer stages.The TIP31C has the highest load voltage from all.

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Datasheet:To Download the datasheet just copy paste the below link in your browser.Whereas the collector current same in all part numbers that is 3A on continuous usage and peak or pulse collector current is 5A.different parts of circuit etc.

B17DIAGRAM

The transistor can be used for any general purpose switching and amplification purposes.com/datasheet-pdf/view/12672/ONSEMI/TIP31C/+025J4UllREMIcVLuvNK+/datasheet.

B17DIAGRAM

When used as a switch it is capable of fast switching and can drive many loads at a time.

push({});Features / Technical Specifications:Package Type: TO-220Transistor Type: NPNMax Collector Current(IC): 3AMax Collector-Emitter Voltage (VCE): 100VMax Collector-Base Voltage (VCB): 100VMax Emitter-Base Voltage (VEBO): 5VMax Collector Dissipation (Pc): 40 WattMax Transition Frequency (fT): 3 MHzMinimum Maximum DC Current Gain (hFE): 10 – 50Max Storage Operating temperature Should Be: -65 to +150 CentigradePNP Complementary:PNP Complementary of TIP31C is TIP32CReplacement and Equivalent:2SB595.2N5210MPSA18 Transistor Explained / Description:MPSA18 is a high gain and low noise transistor with quite interesting specifications.

com/pdf-down/M/P/S/MPSA18_Fairchild.2N5961Nearest Possible Replacement and Equivalent:BC550.

therefore drive max load of 80mA and 35V and always store and use this device in temperature above -55 centigrade and below +150 centigrade.In this post you will find MPSA18 transistor pinout.