LM323TAlternatives & Equivalent Parts
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
| Parameter | LM323TSource | UCC283TDTR-3 | BQ25883RGET | NCV8664DT33RKG |
|---|---|---|---|---|
| Manufacturer | STMicroelectronics | Texas Instruments | Texas Instruments | ON Semiconductor |
| Package Type | Transistor Outline, Vertical | Other | Quad Flat No-Lead | TO-XXX (Inc. DPAK) |
| Pin Count | 3 | 4 | 25 | 3 |
| 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 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | ACTIVE | ACTIVE | OBSOLETE |
| Electrical Parameters | ||||
| YTEOL | 0 | 15 | 15 | 0 |
| Adjustability | FIXED | FIXED | — | FIXED |
| Dropout Voltage1-Nom | 2.8 V | 0.4 V | — | 1.2 V |
| Input Voltage Absolute-Max | 20 V | 9 V | — | 45 V |
| Input Voltage-Max | 15 V | 9 V | 6.2 V | 45 V |
| Input Voltage-Min | 7.5 V | 3.45 V | 3.9 V | 4.5 V |
| JESD-30 Code | R-PSFM-T3 | R-PSSO-G3 | S-PQCC-N24 | R-PDSO-G3 |
| JESD-609 Code | e3 | e3 | e4 | e3 |
| Line Regulation-Max | 0.025% | 0.007% | — | 0.025% |
| Load Regulation-Max | 0.1% | 0.015% | — | 0.035% |
| Number of Functions | 1 | 1 | 1 | 1 |
| Number of Outputs | 1 | 1 | — | 1 |
| Operating Temperature TJ-Max | 125 °C | 150 °C | — | 125 °C |
| Output Current1-Max | 3 A | 3 A | — | 0.15 A |
| Output Voltage1-Max | 5.25 V | 3.58 V | — | 3.366 V |
| Output Voltage1-Min | 4.75 V | 3.22 V | — | 3.234 V |
| Output Voltage1-Nom | 5 V | 3 V | — | 3.3 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SIP3,.1TB | SMSIP3H,.55TB | — | SMSIP3H,.38,90TB |
| Package Shape | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR |
| Package Style | FLANGE MOUNT | SMALL OUTLINE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE |
| Qualification Status | Not Qualified | Not Qualified | — | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | — | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | NO | YES | YES | YES |
| Technology | BIPOLAR | BICMOS | — | BIPOLAR |
| Terminal Finish | MATTE TIN | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) - annealed |
| Terminal Form | THROUGH-HOLE | GULL WING | NO LEAD | GULL WING |
| Terminal Pitch | 2.54 mm | 2.54 mm | 0.5 mm | 2.29 mm |
| Terminal Position | SINGLE | SINGLE | QUAD | DUAL |
| Voltage Tolerance-Max | 5% | 2.4% | — | 2% |
| ## LM323T Alternates Showing results | Image | — | — | — |
| Pbfree Code | — | Yes | Yes | Yes |
| Dropout Voltage1-Max | — | 1 V | — | 1.266 V |
| Operating Temperature TJ-Min | — | -55 °C | — | -40 °C |
| Packing Method | — | TR | — | TR |
| Peak Reflow Temperature (Cel) | — | 260 | 260 | NOT SPECIFIED |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 30 | NOT 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.