OPA129UBAlternatives & Equivalent Parts
About OPA129UB
OPA129UB 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 | OPA129UBSource | AD8512ARZ | ADR444ARZ |
|---|---|---|---|
| Manufacturer | Texas Instruments | Analog Devices | Analog Devices |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 8 | 8 | 8 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $61.6297 | $2.3200 | $2.3284 |
| Electrical Parameters | |||
| Pbfree Code | Yes | No | No |
| Reach Compliance Code | Compliant | — | — |
| Date Of Intro | 1994-01-01 | — | — |
| YTEOL | 0 | 10 | 10 |
| Amplifier Type | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER | — |
| Architecture | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK | — |
| Average Bias Current-Max (IIB) | 1e-7 µA | 0.0075 µA | — |
| Bias Current-Max (IIB) @25C | 1e-7 µA | 0.000075 µA | — |
| Common-mode Reject Ratio-Min | 80 dB | 86 dB | — |
| Common-mode Reject Ratio-Nom | 118 dB | 100 dB | — |
| Frequency Compensation | YES | YES | — |
| Input Offset Voltage-Max | 2000 µV | 1800 µV | — |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G8 |
| JESD-609 Code | e4 | e3 | e3 |
| Low-Bias | YES | YES | — |
| Low-Offset | NO | YES | — |
| Micropower | NO | NO | — |
| Neg Supply Voltage Limit-Max | -18 V | -18 V | — |
| Neg Supply Voltage-Nom (Vsup) | -15 V | -5 V | — |
| Number of Functions | 1 | 2 | 1 |
| 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 | — | — |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 |
| Power | NO | NO | — |
| Programmable Power | NO | NO | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Slew Rate-Min | 1 V/us | — | — |
| Slew Rate-Nom | 2.5 V/us | 20 V/us | — |
| Supply Current-Max | 1.8 mA | 5 mA | — |
| Supply Voltage Limit-Max | 18 V | 18 V | — |
| Supply Voltage-Nom (Vsup) | 15 V | 5 V | 5.5 V |
| Surface Mount | YES | YES | YES |
| Technology | BIPOLAR | JFET | — |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE |
| Terminal Finish | NICKEL PALLADIUM GOLD | Matte Tin (Sn) | Matte Tin (Sn) |
| 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 | — |
| Unity Gain BW-Nom | 1000 | 8000 | — |
| Voltage Gain-Min | 50000 | 65000 | — |
| Wideband | NO | NO | — |
| ## OPA129UB Alternates Showing results | Image | — | — |
| Manufacturer Package Code | — | R-8 | R-8 |
| ## AD8512ARZ Alternates Showing results | — | Image | — |
| Additional Feature | — | — | OUTPUT VOLTAGE CAN BE ADJUSTED OVER A 0.5 PERCENT RANGE USING TRIM PIN |
| Analog IC - Other Type | — | — | THREE TERMINAL VOLTAGE REFERENCE |
| Number of Outputs | — | — | 1 |
| Output Current-Max | — | — | 0.01 A |
| Output Voltage-Max | — | — | 4.101 V |
| Output Voltage-Min | — | — | 4.091 V |
| Output Voltage-Nom | — | — | 4.096 V |
| Supply Voltage-Max (Vsup) | — | — | 18 V |
| Supply Voltage-Min (Vsup) | — | — | 4.6 V |
| Temp Coef of Voltage-Max | — | — | 10 ppm/°C |
| Trim/Adjustable Output | — | — | YES |
| Voltage Tolerance-Max | — | — | 0.13% |
| ## ADR444ARZ 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 OPA129UB 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 OPA129UB 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 OPA129UBFAQ
What is equivalent to OPA129UB?
Known equivalents for OPA129UB include AD8512ARZ, ADR444ARZ. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of OPA129UB?
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 OPA129UB 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.