LM431CIM3Alternatives & Equivalent Parts
About LM431CIM3
LM431CIM3 is a Integrated Circuit component manufactured by Texas Instruments. It comes in a SOT23 (3-Pin) 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 | LM431CIM3Source | LM431CIM3/NOPB | BLM18PG300SN1D | SM28VLT32SHKN | SN74LV4066APWT | STPS20H100CFP | LM2662M | LM431CIM3X/NOPB |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Murata Electronics | Texas Instruments | Texas Instruments | STMicroelectronics | Texas Instruments | Texas Instruments |
| Package Type | SOT23 (3-Pin) | SOT23 (3-Pin) | Other | Small Outline Packages | Small Outline Packages | Transistor Outline, Vertical | — | SOT23 (3-Pin) |
| Pin Count | 3 | 3 | 2 | 14 | 14 | 3 | — | 3 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 210.0°C | -40.0°C ~ 85.0°C | ~ 175.0°C | — | -40.0°C ~ 85.0°C |
| Price | $0.3100 | $0.2184 | $0.0342 | — | $0.5257 | $0.3290 | $1.0795 | $0.2184 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | ACTIVE | ACTIVE | OBSOLETE | OBSOLETE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||||
| Pbfree Code | Yes | Yes | Yes | — | — | — | — | Yes |
| Date Of Intro | 1996-12-01 | — | — | — | — | — | — | — |
| YTEOL | 0 | 15 | 7 | 0 | 0 | 5.82 | — | 15 |
| Additional Feature | OUTPUT VOLTAGE ADJUSTABLE FROM 2.5 TO 36V WITH TWO EXTERNAL RESISTORS | — | MONOLITHIC TYPE | — | Configuration : 1:1 SPST | — | — | — |
| Analog IC - Other Type | TWO TERMINAL VOLTAGE REFERENCE | TWO TERMINAL VOLTAGE REFERENCE | — | — | SPST | — | — | TWO TERMINAL VOLTAGE REFERENCE |
| JESD-30 Code | R-PDSO-G3 | R-PDSO-G3 | — | R-CDFP-G14 | R-PDSO-G14 | R-PSFM-T3 | — | R-PDSO-G3 |
| JESD-609 Code | e0 | e3 | e3 | e4 | e4 | e3 | — | e3 |
| Number of Functions | 1 | 1 | 1 | 1 | 4 | — | — | 1 |
| Number of Outputs | 1 | 1 | — | — | — | — | — | 1 |
| Output Current-Max | 0.1 A | 0.1 A | — | — | — | 10 A | — | 0.1 A |
| Output Voltage-Max | 2.51 V | 2.51 V | — | — | — | — | — | 2.51 V |
| Output Voltage-Min | 2.485 V | 2.485 V | — | — | — | — | — | 2.485 V |
| Output Voltage-Nom | 2.5 V | 2.5 V | — | — | — | — | — | 2.5 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | CERAMIC, METAL-SEALED COFIRED | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Equivalence Code | TO-236 | TO-236 | — | SOP14,1,40 | TSSOP14,.25 | — | — | TO-236 |
| Package Shape | RECTANGULAR | RECTANGULAR | — | RECTANGULAR | RECTANGULAR | RECTANGULAR | — | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE | SMALL OUTLINE, THIN PROFILE | — | FLATPACK | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | FLANGE MOUNT | — | SMALL OUTLINE, THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 | 260 | — | — | 260 | NOT SPECIFIED | — | 260 |
| Qualification Status | Not Qualified | Not Qualified | — | Not Qualified | Not Qualified | Not Qualified | — | Not Qualified |
| Surface Mount | YES | YES | — | YES | YES | NO | — | YES |
| Technology | BIPOLAR | BIPOLAR | — | CMOS | CMOS | SCHOTTKY | — | BIPOLAR |
| Temp Coef of Voltage-Max | 54.509 ppm/°C | 97 ppm/°C | — | — | — | — | — | 97 ppm/°C |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | — | MILITARY | INDUSTRIAL | — | — | INDUSTRIAL |
| Terminal Finish | Tin/Lead (Sn/Pb) | Matte Tin (Sn) | Matte Tin (Sn) - with Nickel (Ni) barrier | GOLD | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) - annealed | — | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | — | GULL WING | GULL WING | THROUGH-HOLE | — | GULL WING |
| Terminal Pitch | 0.95 mm | 0.95 mm | — | 1.02 mm | 0.65 mm | — | — | 0.95 mm |
| Terminal Position | DUAL | DUAL | — | DUAL | DUAL | SINGLE | — | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | 30 | — | — | NOT SPECIFIED | NOT SPECIFIED | — | 30 |
| Trim/Adjustable Output | YES | YES | — | — | — | — | — | YES |
| ## LM431CIM3 Alternates Showing results | Image | — | — | — | — | — | — | — |
| Factory Lead Time | — | — | 15 Weeks | — | — | 15 Weeks | — | — |
| Case Code | — | — | 0603 | — | — | — | — | — |
| Construction | — | — | Chip Bead | — | — | — | — | — |
| DC Resistance-Max | — | — | 0.05 Ω | — | — | — | — | — |
| Filter Type | — | — | FERRITE CHIP | — | — | — | — | — |
| Frequency-Max | — | — | 100 MHz | — | — | — | — | — |
| Frequency-Min | — | — | 100 MHz | — | — | — | — | — |
| Height | — | — | 0.8 mm | — | — | — | — | — |
| Mounting Type | — | — | SURFACE MOUNT | — | — | — | — | — |
| Output Impedance | — | — | 30 OHM Ω | — | — | — | — | — |
| Packing Method | — | — | TAPE | — | — | — | — | — |
| Rated Current | — | — | 1 A | — | — | — | — | — |
| Clock Frequency-Max (fCLK) | — | — | — | 1 MHz | — | — | — | — |
| Data Polling | — | — | — | YES | — | — | — | — |
| Endurance | — | — | — | 1000 Write/Erase Cycles | — | — | — | — |
| Memory Density | — | — | — | 33554432 bit | — | — | — | — |
| Memory IC Type | — | — | — | FLASH | — | — | — | — |
| Memory Width | — | — | — | 16 | — | — | — | — |
| Number of Words | — | — | — | 2097152 words | — | — | — | — |
| Number of Words Code | — | — | — | 2000000 | — | — | — | — |
| Operating Mode | — | — | — | SYNCHRONOUS | — | — | — | — |
| Organization | — | — | — | 2MX16 | — | — | — | — |
| Parallel/Serial | — | — | — | SERIAL | — | — | — | — |
| Programming Voltage | — | — | — | 1.8 V | — | — | — | — |
| Serial Bus Type | — | — | — | SPI | — | — | — | — |
| Supply Current-Max | — | — | — | 0.16 mA | — | — | — | — |
| Supply Voltage-Max (Vsup) | — | — | — | 3.6 V | 5.5 V | — | — | 37 V |
| Supply Voltage-Min (Vsup) | — | — | — | 3.1 V | 2 V | — | — | 2.44 V |
| Supply Voltage-Nom (Vsup) | — | — | — | 1.9 V | 2.3 V | — | — | — |
| Toggle Bit | — | — | — | YES | — | — | — | — |
| Type | — | — | — | NOR TYPE | — | — | — | — |
| Write Protection | — | — | — | HARDWARE | — | — | — | — |
| Bandwidth-Nom | — | — | — | — | 50 MHz | — | — | — |
| Input Voltage-Max | — | — | — | — | 5.5 V | — | — | — |
| Input Voltage-Min | — | — | — | — | 2 V | — | — | — |
| Normal Position | — | — | — | — | NO | — | — | — |
| Number of Channels | — | — | — | — | 4 | — | — | — |
| Off-state Isolation-Nom | — | — | — | — | 40 dB | — | — | — |
| On-state Resistance Match-Nom | — | — | — | — | 6 Ω | — | — | — |
| On-state Resistance-Max (Ron) | — | — | — | — | 180 Ω | — | — | — |
| Output | — | — | — | — | SEPARATE OUTPUT | — | — | — |
| Signal Current-Max | — | — | — | — | 0.025 A | — | — | — |
| Supply Current-Max (Isup) | — | — | — | — | 0.035 mA | — | — | — |
| Switch-off Time-Max | — | — | — | — | 25 ns | — | — | — |
| Switch-on Time-Max | — | — | — | — | 25 ns | — | — | — |
| Switching | — | — | — | — | MAKE-BEFORE-BREAK | — | — | — |
| ## SN74LV4066APWT Alternates Showing results | — | — | — | — | Image | — | — | — |
| Application | — | — | — | — | — | HIGH VOLTAGE POWER | — | — |
| Case Connection | — | — | — | — | — | ISOLATED | — | — |
| Configuration | — | — | — | — | — | COMMON CATHODE, 2 ELEMENTS | — | — |
| Diode Element Material | — | — | — | — | — | SILICON | — | — |
| Diode Type | — | — | — | — | — | RECTIFIER DIODE | — | — |
| Forward Voltage-Max (VF) | — | — | — | — | — | 0.88 V | — | — |
| JEDEC-95 Code | — | — | — | — | — | TO-220AB | — | — |
| Non-rep Pk Forward Current-Max | — | — | — | — | — | 250 A | — | — |
| Number of Elements | — | — | — | — | — | 2 | — | — |
| Number of Phases | — | — | — | — | — | 1 | — | — |
| Rep Pk Reverse Voltage-Max | — | — | — | — | — | 100 V | — | — |
| Reverse Current-Max | — | — | — | — | — | 4.5 µA | — | — |
| Reverse Test Voltage | — | — | — | — | — | 100 V | — | — |
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 7 alternatives for LM431CIM3 — response within 24 hours.
Quick Links
Voltage Reference, 1 Output, 2.5V, Trim/Adjustable, BIPolar, PDSO3
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Two Terminal Voltage Reference, 1 Output, 2.5V, Trim/Adjustable, BIPolar, PDSO3
Why Look for Alternatives?
Finding alternatives for LM431CIM3 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 LM431CIM3 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 LM431CIM3?
Known equivalents for LM431CIM3 include LM431CIM3/NOPB, BLM18PG300SN1D, SM28VLT32SHKN. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM431CIM3?
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 LM431CIM3 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.