LM323TAlternatives & Equivalent Parts

LM323T is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About LM323T

LM323T is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Transistor Outline, Vertical package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterLM323TSourceUCC283TDTR-3BQ25883RGETNCV8664DT33RKG
ManufacturerSTMicroelectronicsTexas InstrumentsTexas InstrumentsON Semiconductor
Package TypeTransistor Outline, VerticalOtherQuad Flat No-LeadTO-XXX (Inc. DPAK)
Pin Count34253
Temperature Range~ 125.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C—
Price$0.6470$4.0700$3.4100$0.8632
StockIn StockIn StockIn StockIn Stock
LifecycleOBSOLETEACTIVEACTIVEOBSOLETE
Electrical Parameters
YTEOL015150
AdjustabilityFIXEDFIXED—FIXED
Dropout Voltage1-Nom2.8 V0.4 V—1.2 V
Input Voltage Absolute-Max20 V9 V—45 V
Input Voltage-Max15 V9 V6.2 V45 V
Input Voltage-Min7.5 V3.45 V3.9 V4.5 V
JESD-30 CodeR-PSFM-T3R-PSSO-G3S-PQCC-N24R-PDSO-G3
JESD-609 Codee3e3e4e3
Line Regulation-Max0.025%0.007%—0.025%
Load Regulation-Max0.1%0.015%—0.035%
Number of Functions1111
Number of Outputs11—1
Operating Temperature TJ-Max125 °C150 °C—125 °C
Output Current1-Max3 A3 A—0.15 A
Output Voltage1-Max5.25 V3.58 V—3.366 V
Output Voltage1-Min4.75 V3.22 V—3.234 V
Output Voltage1-Nom5 V3 V—3.3 V
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSIP3,.1TBSMSIP3H,.55TB—SMSIP3H,.38,90TB
Package ShapeRECTANGULARRECTANGULARSQUARERECTANGULAR
Package StyleFLANGE MOUNTSMALL OUTLINECHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILESMALL OUTLINE
Qualification StatusNot QualifiedNot Qualified—Not Qualified
Regulator TypeFIXED POSITIVE SINGLE OUTPUT STANDARD REGULATORFIXED POSITIVE SINGLE OUTPUT LDO REGULATOR—FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Surface MountNOYESYESYES
TechnologyBIPOLARBICMOS—BIPOLAR
Terminal FinishMATTE TINMatte Tin (Sn)Nickel/Palladium/Gold (Ni/Pd/Au)Matte Tin (Sn) - annealed
Terminal FormTHROUGH-HOLEGULL WINGNO LEADGULL WING
Terminal Pitch2.54 mm2.54 mm0.5 mm2.29 mm
Terminal PositionSINGLESINGLEQUADDUAL
Voltage Tolerance-Max5%2.4%—2%
## LM323T Alternates Showing resultsImage———
Pbfree Code—YesYesYes
Dropout Voltage1-Max—1 V—1.266 V
Operating Temperature TJ-Min—-55 °C—-40 °C
Packing Method—TR—TR
Peak Reflow Temperature (Cel)—260260NOT SPECIFIED
Time@Peak Reflow Temperature-Max (s)—3030NOT SPECIFIED
## UCC283TDTR-3 Alternates Showing results—Image——
Date Of Intro——2019-04-19—
Adjustable Threshold——YES—
Analog IC - Other Type——LINEAR BATTERY CHARGER—
Number of Channels——1—
Supply Voltage-Max (Vsup)——6.2 V—
Supply Voltage-Min (Vsup)——3.9 V—
Supply Voltage-Nom (Vsup)——5 V—
Switcher Configuration——BOOST—
Temperature Grade——INDUSTRIAL—
Manufacturer Package Code———369C
Screening Level———AEC-Q100

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

Need pricing on these alternatives?

Get one quote covering all 3 alternatives for LM323T — response within 24 hours.

Quick Links

Why Look for Alternatives?

Finding alternatives for LM323T 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 LM323T 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 LM323T?

Known equivalents for LM323T include UCC283TDTR-3, BQ25883RGET, NCV8664DT33RKG. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM323T?

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 LM323T 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.