L78L33ACDAlternatives & Equivalent Parts

L78L33ACD is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About L78L33ACD

L78L33ACD is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterL78L33ACDSourceLM2575-5.0WUDMMT5401-7-FL78L33ACD13TRL78L33ABD-TR
ManufacturerSTMicroelectronicsMicrochipDiodes Inc.STMicroelectronicsSTMicroelectronics
Package TypeSmall Outline PackagesOtherSOT23 (6-Pin)Small Outline PackagesSmall Outline Packages
Pin Count85688
Temperature Range-40.0°C ~ 85.0°C~ 150.0°C
Price$0.0765$1.2800$0.0678$0.0582$0.0712
StockIn StockIn StockIn StockIn StockIn Stock
LifecycleOBSOLETEACTIVEACTIVEACTIVEACTIVE
Electrical Parameters
YTEOL0775.965.96
AdjustabilityFIXEDFIXEDFIXED
Dropout Voltage1-Nom1.7 V1.7 V1.7 V
Input Voltage Absolute-Max30 V30 V30 V
Input Voltage-Max20 V40 V20 V20 V
Input Voltage-Min5.3 V4 V5.3 V5.3 V
JESD-30 CodeR-PDSO-G8R-PSSO-G5R-PDSO-G6R-PDSO-G8R-PDSO-G8
JESD-609 Codee4e3e3e3e4
Line Regulation-Max0.15%0.15%0.15%
Load Regulation-Max0.06%0.06%0.06%
Number of Functions1111
Number of Outputs111
Operating Temperature TJ-Max125 °C125 °C125 °C
Output Current1-Max0.1 A0.07 A0.07 A
Output Voltage1-Max3.465 V3.465 V3.465 V
Output Voltage1-Min3.135 V3.135 V3.135 V
Output Voltage1-Nom3.3 V3.3 V3.3 V
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOP8,.25SMSIP5H,.6,67TBSOP8,.25SOP8,.25
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINE
Packing MethodTR, 13 INCHTRTR
Peak Reflow Temperature (Cel)260245260260260
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot Qualified
Regulator TypeFIXED POSITIVE SINGLE OUTPUT STANDARD REGULATORFIXED POSITIVE SINGLE OUTPUT STANDARD REGULATORFIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR
Surface MountYESYESYESYESYES
TechnologyBIPOLARBIPOLARBIPOLAR
Terminal FinishNICKEL PALLADIUM GOLD SILVERMatte Tin (Sn)MATTE TINMatte Tin (Sn) - annealedNickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag)
Terminal FormGULL WINGGULL WINGGULL WINGGULL WINGGULL WING
Terminal Pitch1.27 mm1.7 mm1.27 mm1.27 mm
Terminal PositionDUALSINGLEDUALDUALDUAL
Voltage Tolerance-Max5%5%5%
Manufacturer Package CodeDDPAK-5
Analog IC - Other TypeSWITCHING REGULATOR
Control ModeVOLTAGE-MODE
Control TechniquePULSE WIDTH MODULATION
Input Voltage-Nom12 V
Output Current-Max1 A
Output Voltage-Max5.25 V
Output Voltage-Min4.75 V
Output Voltage-Nom5 V
Switcher ConfigurationBUCK
Switching Frequency-Max63 kHz
Temperature GradeINDUSTRIAL
## LM2575-5.0WU Alternates Showing resultsImage
Pbfree CodeYes
Factory Lead Time12 Weeks10 Weeks
Collector Current-Max (IC)0.2 A
Collector-Emitter Voltage-Max150 V
ConfigurationSEPARATE, 2 ELEMENTS
DC Current Gain-Min (hFE)50
Number of Elements2
Polarity/Channel TypePNP
Power Dissipation-Max (Abs)0.3 W
Reference StandardAEC-Q101
Time@Peak Reflow Temperature-Max (s)3030
Transistor ApplicationSWITCHING
Transistor Element MaterialSILICON
Transition Frequency-Nom (fT)100 MHz
Operating Temperature TJ-Min-40 °C
## L78L33ABD-TR Alternates Showing resultsImage

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

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Get one quote covering all 4 alternatives for L78L33ACD — response within 24 hours.

Quick Links

L78L33ACD13TRby STMicroelectronics

Fixed Positive Standard Regulator, 3.3V, BIPolar, PDSO8

L78L33ABD-TRby STMicroelectronics

Fixed Positive Standard Regulator, 3.3V, BIPolar, PDSO8

Why Look for Alternatives?

Finding alternatives for L78L33ACD is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating L78L33ACD replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

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FAQ

What is equivalent to L78L33ACD?

Known equivalents for L78L33ACD include LM2575-5.0WU, DMMT5401-7-F, L78L33ACD13TR. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of L78L33ACD?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify L78L33ACD alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.