OPA2131UJAlternatives & Equivalent Parts
About OPA2131UJ
OPA2131UJ is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Other package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | OPA2131UJSource | OPA2131UA | OPA2131UAE4 | OPA2131UAG4 | OPA2131UJ/2K5 |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Other | Small Outline Packages | Small Outline Packages | Small Outline Packages | Other |
| Pin Count | 8 | 8 | 8 | 8 | 8 |
| Temperature Range | -40.0°C ~ 85.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -40.0°C ~ 85.0°C |
| Price | $2.3600 | $3.7900 | $3.6022 | $3.6022 | $2.3600 |
| Electrical Parameters | |||||
| Pbfree Code | Yes | Yes | Yes | Yes | Yes |
| YTEOL | 15 | 15 | 0 | 0 | 15 |
| Amplifier Type | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.00005 µA | 0.00005 µA | 0.00005 µA | 0.00005 µA | 0.00005 µA |
| Bias Current-Max (IIB) @25C | 0.00005 µA | 0.00005 µA | 0.00005 µA | 0.00005 µA | 0.00005 µA |
| Common-mode Reject Ratio-Min | 70 dB | 70 dB | 70 dB | 70 dB | 70 dB |
| Common-mode Reject Ratio-Nom | 80 dB | 80 dB | 80 dB | 80 dB | 80 dB |
| Frequency Compensation | YES | YES | YES | YES | YES |
| Input Offset Current-Max (IIO) | 0.00005 µA | 0.00005 µA | 0.00005 µA | 0.00005 µA | 0.00005 µA |
| Input Offset Voltage-Max | 1000 µV | 1000 µV | 1000 µV | 1000 µV | 1000 µV |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G8 |
| JESD-609 Code | e4 | e4 | e4 | e4 | e4 |
| Low-Bias | YES | YES | YES | YES | YES |
| Low-Offset | NO | NO | NO | NO | NO |
| Micropower | NO | NO | NO | NO | NO |
| Neg Supply Voltage Limit-Max | -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 |
| Number of Functions | 2 | 2 | 2 | 2 | 2 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | SOP8,.25 | SOP8,.25 | SOP8,.25 | SOP8,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | TUBE | TUBE | TUBE | TUBE | TR |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 260 |
| Power | NO | NO | NO | NO | NO |
| Programmable Power | NO | NO | NO | NO | NO |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Slew Rate-Nom | 10 V/us | 10 V/us | 10 V/us | 10 V/us | 10 V/us |
| Subcategory | Operational Amplifier | Operational Amplifier | Operational Amplifier | Operational Amplifier | Operational Amplifier |
| Supply Current-Max | 3.5 mA | 3.5 mA | 3.5 mA | 3.5 mA | 3.5 mA |
| Supply Voltage Limit-Max | 18 V | 18 V | 18 V | 18 V | 18 V |
| Supply Voltage-Nom (Vsup) | 15 V | 15 V | 15 V | 15 V | 15 V |
| Surface Mount | YES | YES | YES | YES | YES |
| Technology | BIPOLAR | BIPOLAR | BICMOS | BICMOS | BIPOLAR |
| Temperature Grade | INDUSTRIAL | MILITARY | MILITARY | MILITARY | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 | 30 |
| Unity Gain BW-Nom | 4000 | 4000 | 4000 | 4000 | 4000 |
| Voltage Gain-Min | 50100 | 50100 | 50100 | 50100 | 50100 |
| Wideband | NO | NO | NO | NO | NO |
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 OPA2131UJ 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 OPA2131UJ 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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What is equivalent to OPA2131UJ?
Known equivalents for OPA2131UJ include OPA2131UA, OPA2131UAE4, OPA2131UAG4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of OPA2131UJ?
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 OPA2131UJ 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.