LM331AN/NOPBAlternatives & Equivalent Parts
About LM331AN/NOPB
LM331AN/NOPB is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Dual-In-Line Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | LM331AN/NOPBSource | LM3311SQ-HIOP/NOPB | LM231AN/NOPB | LM2907M-8/NOPB | SN74LS138DR | LM5002MAX |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Dual-In-Line Packages | Quad Flat No-Lead | Dual-In-Line Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 8 | 25 | 8 | 8 | 16 | 8 |
| Temperature Range | ~ 70.0°C | -40.0°C ~ 125.0°C | -25.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | ~ 70.0°C | -40.0°C ~ 125.0°C |
| Price | $9.3000 | $2.3149 | $5.0000 | $1.1800 | $0.3410 | $1.2815 |
| Electrical Parameters | ||||||
| Pbfree Code | Yes | No | Yes | Yes | Yes | — |
| YTEOL | 15 | 0 | 15 | 15 | 15 | 0 |
| Converter Type | VOLTAGE TO FREQUENCY CONVERTER | — | VOLTAGE TO FREQUENCY CONVERTER | VOLTAGE TO FREQUENCY CONVERTER | — | — |
| JESD-30 Code | R-PDIP-T8 | S-PQCC-N24 | R-PDIP-T8 | R-PDSO-G8 | R-PDSO-G16 | R-PDSO-G8 |
| JESD-609 Code | e4 | e3 | e4 | e3 | e4 | e0 |
| Linearity Error-Max (EL) | 0.02% | — | 0.02% | 1% | — | — |
| Negative Input Voltage-Max | -0.2 V | — | -0.2 V | — | — | — |
| Negative Supply Voltage-Min | -0.2 V | — | -0.2 V | -28 V | — | — |
| Number of Functions | 1 | 1 | 1 | 1 | 1 | 1 |
| Operating Frequency-Max | 0.1 MHz | — | 0.1 MHz | — | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP8,.3 | LCC24,.16SQ,20 | DIP8,.3 | SOP8,.25 | SOP16,.25 | SOP8,.25 |
| Package Shape | RECTANGULAR | SQUARE | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | IN-LINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Positive Input Voltage-Max | 3 V | — | 3 V | 28 V | — | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Supply Current-Max | 8 mA | — | 6 mA | 6 mA | — | — |
| Supply Voltage-Max | 20 V | — | 20 V | 28 V | — | — |
| Supply Voltage-Min | 4.5 V | — | 4.5 V | — | — | — |
| Supply Voltage-Nom | 5 V | — | 5 V | 12 V | — | — |
| Surface Mount | NO | YES | NO | YES | YES | YES |
| Technology | BIPOLAR | BICMOS | BIPOLAR | BIPOLAR | BIPOLAR | BICMOS |
| Temperature Grade | COMMERCIAL | AUTOMOTIVE | OTHER | INDUSTRIAL | COMMERCIAL | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | MATTE TIN | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | TIN LEAD |
| Terminal Form | THROUGH-HOLE | NO LEAD | THROUGH-HOLE | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 2.54 mm | 0.5 mm | 2.54 mm | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | QUAD | DUAL | DUAL | DUAL | DUAL |
| ## LM331AN/NOPB Alternates Showing results | Image | — | — | — | — | — |
| Additional Feature | — | ALSO OPERATES IN ADJUSTABLE MODE FROM 2.5 TO 7V | — | — | 3 ENABLE INPUTS | — |
| Analog IC - Other Type | — | SWITCHING REGULATOR | — | — | — | SWITCHING REGULATOR |
| Control Mode | — | CURRENT/VOLTAGE-MODE | — | — | — | CURRENT-MODE |
| Control Technique | — | PULSE WIDTH MODULATION | — | — | — | PULSE WIDTH MODULATION |
| Input Voltage-Max | — | 7 V | — | — | — | 75 V |
| Input Voltage-Min | — | 2.5 V | — | — | — | 3.1 V |
| Input Voltage-Nom | — | 2.5 V | — | — | — | 10 V |
| Output Current-Max | — | 2.6 A | — | — | — | 0.6 A |
| Peak Reflow Temperature (Cel) | — | 260 | — | 260 | 260 | 235 |
| Screening Level | — | TS 16949 | — | — | — | — |
| Supply Current-Max (Isup) | — | 9 mA | — | — | — | — |
| Switcher Configuration | — | BOOST | — | — | — | BOOST |
| Switching Frequency-Max | — | 1500 kHz | — | — | — | 900 kHz |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | — | 30 | 30 | 20 |
| ## LM231AN/NOPB Alternates Showing results | — | — | Image | — | — | — |
| ## LM2907M-8/NOPB Alternates Showing results | — | — | — | Image | — | — |
| Family | — | — | — | — | LS | — |
| Input Conditioning | — | — | — | — | STANDARD | — |
| Load Capacitance (CL) | — | — | — | — | 15 pF | — |
| Logic IC Type | — | — | — | — | 3-LINE TO 8-LINE DECODER | — |
| Max I(ol) | — | — | — | — | 0.008 A | — |
| Number of Bits | — | — | — | — | 8 | — |
| Output Polarity | — | — | — | — | INVERTED | — |
| Packing Method | — | — | — | — | TR | — |
| Power Supply Current-Max (ICC) | — | — | — | — | 10 mA | — |
| Prop. Delay@Nom-Sup | — | — | — | — | 41 ns | — |
| Propagation Delay (tpd) | — | — | — | — | 41 ns | — |
| Supply Voltage-Max (Vsup) | — | — | — | — | 5.25 V | — |
| Supply Voltage-Min (Vsup) | — | — | — | — | 4.75 V | — |
| Supply Voltage-Nom (Vsup) | — | — | — | — | 5 V | — |
| ## SN74LS138DR Alternates Showing results | — | — | — | — | Image | — |
| Output Voltage-Max | — | — | — | — | — | 7.15 V |
| Output Voltage-Min | — | — | — | — | — | 6.5 V |
| Output Voltage-Nom | — | — | — | — | — | 6.85 V |
| ## LM5002MAX Alternates Showing results | — | — | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Why Look for Alternatives?
Finding alternatives for LM331AN/NOPB 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 LM331AN/NOPB 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.
Can't Find What You Need?
Our sourcing team can help find compatible alternatives for LM331AN/NOPB. Get expert recommendations within 24 hours.
Request Alternatives for LM331AN/NOPBFAQ
What is equivalent to LM331AN/NOPB?
Known equivalents for LM331AN/NOPB include LM3311SQ-HIOP/NOPB, LM231AN/NOPB, LM2907M-8/NOPB. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM331AN/NOPB?
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 LM331AN/NOPB 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.