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.
Specification Comparison
| Parameter | LM311N/NOPBSource | LM311N | LM311MX/NOPB | LM311M/NOPB |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Dual-In-Line Packages | Dual-In-Line Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 8 | 8 | 8 | 8 |
| Temperature Range | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C |
| Price | $0.1058 | $0.1058 | $0.1158 | $0.5418 |
| Electrical Parameters | ||||
| Pbfree Code | Yes | — | Yes | Yes |
| YTEOL | 15 | 0 | 15 | 15 |
| Amplifier Type | COMPARATOR | COMPARATOR | COMPARATOR | COMPARATOR |
| Average Bias Current-Max (IIB) | 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 |
| Input Offset Voltage-Max | 7500 µV | 10000 µV | 7500 µV | 7500 µV |
| JESD-30 Code | R-PDIP-T8 | R-PDIP-T8 | R-PDSO-G8 | R-PDSO-G8 |
| JESD-609 Code | e4 | e3 | e3 | e3 |
| Neg Supply Voltage Limit-Max | -18 V | -18 V | -18 V | -18 V |
| Neg Supply Voltage-Nom (Vsup) | -15 V | -15 V | -15 V | -15 V |
| Number of Functions | 1 | 1 | 1 | 1 |
| Output Type | OPEN-COLLECTOR; OPEN-DRAIN | OPEN-COLLECTOR | OPEN-COLLECTOR; OPEN-DRAIN | OPEN-COLLECTOR; OPEN-DRAIN |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP8,.3 | DIP8,.3 | SOP8,.25 | SOP8,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | IN-LINE | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | TUBE | TUBE | TR | TUBE |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Response Time-Nom | 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 |
| Supply Voltage Limit-Max | 18 V | 18 V | 18 V | 18 V |
| Supply Voltage-Nom (Vsup) | 15 V | 15 V | 15 V | 15 V |
| Surface Mount | NO | NO | YES | YES |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR |
| Temperature Grade | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | MATTE TIN | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | GULL WING | GULL WING |
| Terminal Pitch | 2.54 mm | 2.54 mm | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL |
| ## LM311N/NOPB Alternates Showing results | Image | — | — | — |
| Peak Reflow Temperature (Cel) | — | 260 | 260 | 260 |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 30 | 30 |
| ## LM311N Alternates Showing results | — | Image | — | — |
| ## LM311MX/NOPB Alternates Showing results | — | — | Image | — |
| ## LM311M/NOPB Alternates Showing results | — | — | — | Image |
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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Request Alternatives for LM311N/NOPBFAQ
What is equivalent to LM311N/NOPB?
Known equivalents for LM311N/NOPB include LM311N, LM311MX/NOPB, LM311M/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.