LF33ABDTAlternatives & Equivalent Parts

LF33ABDT is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About LF33ABDT

LF33ABDT is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Other package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Get one quote covering all 2 alternatives for LF33ABDT — response within 24 hours.

Specification Comparison

ParameterLF33ABDTSourceNCP5501DT33RKGNCP5501DT33G
ManufacturerSTMicroelectronicsON SemiconductorON Semiconductor
Package TypeOtherOtherOther
Pin Count333
Temperature Range-25.0°C ~ 85.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C
Price$0.5941$0.2939$0.2460
StockIn StockIn StockIn Stock
LifecycleOBSOLETEACTIVEOBSOLETE
Electrical Parameters
YTEOL06.20
AdjustabilityFIXEDFIXEDFIXED
Dropout Voltage1-Max0.7 V0.7 V0.7 V
Dropout Voltage1-Nom0.4 V0.23 V0.23 V
Input Voltage Absolute-Max40 V18 V18 V
Input Voltage-Max16 V16 V16 V
Input Voltage-Min4.3 V4 V4 V
JESD-30 CodeR-PSSO-G2R-PSSO-G2R-PSSO-G2
JESD-609 Codee3e3e3
Line Regulation-Max0.016%0.033%0.033%
Load Regulation-Max0.016%0.033%0.033%
Number of Functions111
Number of Outputs111
Operating Temperature TJ-Max125 °C150 °C150 °C
Operating Temperature TJ-Min-40 °C
Output Current1-Max0.5 A0.5 A0.5 A
Output Voltage1-Max3.366 V3.462 V3.462 V
Output Voltage1-Min3.234 V3.138 V3.138 V
Output Voltage1-Nom3.3 V3.3 V3.3 V
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSMSIP3H,.38,90TBSMSIP3H,.38,90TBSMSIP3H,.38,90TB
Package ShapeRECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINE, HEAT SINK/SLUGSMALL OUTLINE, HEAT SINK/SLUG
Peak Reflow Temperature (Cel)260260NOT SPECIFIED
Qualification StatusNot QualifiedNot QualifiedNot Qualified
Regulator TypeFIXED POSITIVE SINGLE OUTPUT LDO REGULATORFIXED POSITIVE SINGLE OUTPUT LDO REGULATORFIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Surface MountYESYESYES
TechnologyBIPOLARBIPOLARBIPOLAR
Terminal FinishMatte Tin (Sn) - annealedMatte Tin (Sn) - annealedMatte Tin (Sn) - annealed
Terminal FormGULL WINGGULL WINGGULL WING
Terminal Pitch2.28 mm2.29 mm2.29 mm
Terminal PositionSINGLESINGLESINGLE
Time@Peak Reflow Temperature-Max (s)3030NOT SPECIFIED
Voltage Tolerance-Max2%4.9%4.9%
Pbfree CodeYesYes
Manufacturer Package Code369C369C
Packing MethodTRRAIL

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 2 alternatives for LF33ABDT — response within 24 hours.

Quick Links

NCP5501DT33RKGby onsemi Fixed Positive LDO

Regulator, 3.3V, 0.7V Dropout, BIPolar, PSSO2

NCP5501DT33Gby onsemi Fixed Positive LDO

Regulator, 3.3V, 0.7V Dropout, BIPolar, PSSO2

Why Look for Alternatives?

Finding alternatives for LF33ABDT 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 LF33ABDT 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 LF33ABDT?

Known equivalents for LF33ABDT include NCP5501DT33RKG, NCP5501DT33G. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LF33ABDT?

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 LF33ABDT 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.