LM311N/NOPBAlternatives & Equivalent Parts
About LM311N/NOPB
LM311N/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.
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Specification Comparison
| Parameter | LM311N/NOPBSource | LM311N | LM311DG | LM311MX/NOPB | LM311M/NOPB | AS5040-ASSU | L7809ACV | LM311NG |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | ON Semiconductor | Texas Instruments | Texas Instruments | ams | STMicroelectronics | ON Semiconductor |
| Package Type | Dual-In-Line Packages | Dual-In-Line Packages | Other | Small Outline Packages | Small Outline Packages | Small Outline Packages | Transistor Outline, Vertical | Dual-In-Line Packages |
| Pin Count | 8 | 8 | 8 | 8 | 8 | 16 | 3 | 8 |
| Temperature Range | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C | — | — | ~ 70.0°C |
| Price | $0.1058 | $0.1058 | $0.0842 | $0.1158 | $0.5418 | $2.8942 | — | $0.2200 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | OBSOLETE | OBSOLETE | ACTIVE | ACTIVE | — | ACTIVE | OBSOLETE |
| Electrical Parameters | ||||||||
| Pbfree Code | Yes | — | Yes | Yes | Yes | — | — | Yes |
| YTEOL | 15 | 0 | 0 | 15 | 15 | — | 6.01 | 0 |
| Amplifier Type | COMPARATOR | COMPARATOR | COMPARATOR | COMPARATOR | COMPARATOR | — | — | COMPARATOR |
| Average Bias Current-Max (IIB) | 0.3 µA | 0.3 µA | 0.3 µA | 0.3 µA | 0.3 µA | — | — | 0.3 µA |
| Bias Current-Max (IIB) @25C | 0.25 µA | 0.25 µA | 0.25 µA | 0.25 µA | 0.25 µA | — | — | 0.25 µA |
| Input Offset Voltage-Max | 7500 µV | 10000 µV | 10000 µV | 7500 µV | 7500 µV | — | — | 10000 µV |
| JESD-30 Code | R-PDIP-T8 | R-PDIP-T8 | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G8 | — | R-PSFM-T3 | R-PDIP-T8 |
| JESD-609 Code | e4 | e3 | e3 | e3 | e3 | — | e3 | e3 |
| Neg Supply Voltage Limit-Max | -18 V | -18 V | -18 V | -18 V | -18 V | — | — | -18 V |
| Neg Supply Voltage-Nom (Vsup) | -15 V | -15 V | -15 V | -15 V | -15 V | — | — | -15 V |
| Number of Functions | 1 | 1 | 1 | 1 | 1 | — | 1 | 1 |
| Output Type | OPEN-COLLECTOR; OPEN-DRAIN | OPEN-COLLECTOR | OPEN-COLLECTOR | OPEN-COLLECTOR; OPEN-DRAIN | OPEN-COLLECTOR; OPEN-DRAIN | — | — | OPEN-COLLECTOR |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP8,.3 | DIP8,.3 | SOP8,.25 | SOP8,.25 | SOP8,.25 | — | SIP3,.1TB | DIP8,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | — | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | IN-LINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | — | FLANGE MOUNT | IN-LINE |
| Packing Method | TUBE | TUBE | — | TR | TUBE | — | TUBE | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | — | Not Qualified | Not Qualified |
| Response Time-Nom | 200 ns | 200 ns | 200 ns | 200 ns | 200 ns | — | — | 200 ns |
| Subcategory | Comparator | — | — | Comparator | Comparator | — | — | — |
| Supply Current-Max | 7.5 mA | 7.5 mA | 7.5 mA | 7.5 mA | 7.5 mA | — | — | 7.5 mA |
| Supply Voltage Limit-Max | 18 V | 18 V | 18 V | 18 V | 18 V | — | — | 18 V |
| Supply Voltage-Nom (Vsup) | 15 V | 15 V | 15 V | 15 V | 15 V | — | — | 15 V |
| Surface Mount | NO | NO | YES | YES | YES | — | NO | NO |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR | — | BIPOLAR | BIPOLAR |
| Temperature Grade | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | — | — | COMMERCIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | MATTE TIN | TIN | Matte Tin (Sn) | Matte Tin (Sn) | — | MATTE TIN | Tin (Sn) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | GULL WING | GULL WING | GULL WING | — | THROUGH-HOLE | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm | 2.54 mm | 1.27 mm | 1.27 mm | 1.27 mm | — | — | 2.54 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL | — | SINGLE | DUAL |
| ## LM311N/NOPB Alternates Showing results | Image | — | — | — | — | — | — | — |
| Peak Reflow Temperature (Cel) | — | 260 | 260 | 260 | 260 | — | — | 260 |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 30 | 30 | 30 | — | — | — |
| ## LM311N Alternates Showing results | — | Image | — | — | — | — | — | — |
| Manufacturer Package Code | — | — | 751-07 | — | — | — | — | 626-05 |
| Factory Lead Time | — | — | 4 Weeks | — | — | — | — | — |
| ## LM311MX/NOPB Alternates Showing results | — | — | — | Image | — | — | — | — |
| ## LM311M/NOPB Alternates Showing results | — | — | — | — | Image | — | — | — |
| Date Of Intro | — | — | — | — | — | — | 1980-01-04 | — |
| Adjustability | — | — | — | — | — | — | FIXED | — |
| Dropout Voltage1-Nom | — | — | — | — | — | — | 2 V | — |
| Input Voltage Absolute-Max | — | — | — | — | — | — | 35 V | — |
| Input Voltage-Max | — | — | — | — | — | — | 22 V | — |
| Input Voltage-Min | — | — | — | — | — | — | 10.6 V | — |
| Line Regulation-Max | — | — | — | — | — | — | 0.09% | — |
| Load Regulation-Max | — | — | — | — | — | — | 0.1% | — |
| Number of Outputs | — | — | — | — | — | — | 1 | — |
| Operating Temperature TJ-Max | — | — | — | — | — | — | 125 °C | — |
| Output Current1-Max | — | — | — | — | — | — | 1 A | — |
| Output Voltage1-Max | — | — | — | — | — | — | 9.18 V | — |
| Output Voltage1-Min | — | — | — | — | — | — | 8.65 V | — |
| Output Voltage1-Nom | — | — | — | — | — | — | 9 V | — |
| Regulator Type | — | — | — | — | — | — | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR | — |
| Voltage Tolerance-Max | — | — | — | — | — | — | 2% | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Why Look for Alternatives?
Finding alternatives for LM311N/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 LM311N/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.
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FAQ
What is equivalent to LM311N/NOPB?
Known equivalents for LM311N/NOPB include LM311N, LM311DG, LM311MX/NOPB. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM311N/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 LM311N/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.