LP311DAlternatives & Equivalent Parts
About LP311D
LP311D is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | LP311DSource | LP311DG4 | LP311DRG4 |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 8 | 8 | 8 |
| Temperature Range | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C |
| Price | $0.7395 | $0.5916 | $0.5408 |
| Electrical Parameters | |||
| Pbfree Code | Yes | — | — |
| YTEOL | 15 | 0 | 0 |
| Amplifier Type | COMPARATOR | COMPARATOR | COMPARATOR |
| Average Bias Current-Max (IIB) | 0.15 µA | 0.15 µA | 0.15 µA |
| Bias Current-Max (IIB) @25C | 0.1 µA | 0.1 µA | 0.1 µA |
| Input Offset Voltage-Max | 7500 µV | 10000 µV | 10000 µV |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G8 |
| JESD-609 Code | e4 | e4 | e4 |
| Neg Supply Voltage Limit-Max | -18 V | -18 V | -18 V |
| Neg Supply Voltage-Nom (Vsup) | -15 V | -15 V | -15 V |
| Number of Functions | 1 | 1 | 1 |
| Output Type | OPEN-COLLECTOR/OPEN-EMITTER | OPEN-COLLECTOR/OPEN-EMITTER | OPEN-COLLECTOR/OPEN-EMITTER |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | SOP8,.25 | SOP8,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | TUBE | TUBE | TR |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Response Time-Nom | 1200 ns | 1200 ns | 1200 ns |
| Subcategory | Comparator | — | — |
| Supply Current-Max | 0.3 mA | 3 mA | 0.3 mA |
| Supply Voltage Limit-Max | 18 V | 18 V | 18 V |
| Supply Voltage-Nom (Vsup) | 15 V | 15 V | 15 V |
| Surface Mount | YES | YES | YES |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR |
| Temperature Grade | COMMERCIAL | COMMERCIAL | COMMERCIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | NICKEL PALLADIUM GOLD | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 |
| Screening Level | — | TS 16949 | — |
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 LP311D 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 LP311D 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 LP311DFAQ
What is equivalent to LP311D?
Known equivalents for LP311D include LP311DG4, LP311DRG4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LP311D?
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 LP311D 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.