OPA551UAAlternatives & Equivalent Parts
About OPA551UA
OPA551UA is a amplifiers component manufactured by Texas Instruments. It comes in a SOIC-8 package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | OPA551UASource | OPA544T |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Package Type | SOIC-8 | Other |
| Pin Count | 8 | 3 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $1.7546 | $7.6966 |
| Electrical Parameters | ||
| supply_voltage_max | +-30V V | — |
| output_current | 200 mA | — |
| gbw | 3 MHz | — |
| package_type | SOIC-8 | — |
| temp_min | -40 C | — |
| supply_voltage_min | +-12V V | — |
| Pbfree Code | — | Yes |
| YTEOL | — | 15 |
| Amplifier Type | — | OPERATIONAL AMPLIFIER |
| Architecture | — | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | — | 0.0001 µA |
| Bias Current-Max (IIB) @25C | — | 0.0001 µA |
| Common-mode Reject Ratio-Min | — | 90 dB |
| Common-mode Reject Ratio-Nom | — | 106 dB |
| Frequency Compensation | — | YES |
| Input Offset Current-Max (IIO) | — | 0.0001 µA |
| Input Offset Voltage-Max | — | 5000 µV |
| JESD-30 Code | — | R-PSFM-T5 |
| JESD-609 Code | — | e3 |
| Low-Bias | — | YES |
| Low-Offset | — | NO |
| Micropower | — | NO |
| Neg Supply Voltage Limit-Max | — | -35 V |
| Neg Supply Voltage-Nom (Vsup) | — | -35 V |
| Number of Functions | — | 1 |
| Package Body Material | — | PLASTIC/EPOXY |
| Package Equivalence Code | — | SIP5,.1,67TB |
| Package Shape | — | RECTANGULAR |
| Package Style | — | FLANGE MOUNT |
| Packing Method | — | TUBE |
| Power | — | YES |
| Programmable Power | — | NO |
| Qualification Status | — | Not Qualified |
| Slew Rate-Min | — | 5 V/us |
| Slew Rate-Nom | — | 8 V/us |
| Subcategory | — | Operational Amplifier |
| Supply Current-Max | — | 15 mA |
| Supply Voltage Limit-Max | — | 35 V |
| Supply Voltage-Nom (Vsup) | — | 35 V |
| Surface Mount | — | NO |
| Technology | — | BICMOS |
| Temperature Grade | — | INDUSTRIAL |
| Terminal Finish | — | Matte Tin (Sn) |
| Terminal Form | — | THROUGH-HOLE |
| Terminal Pitch | — | 1.7 mm |
| Terminal Position | — | SINGLE |
| Unity Gain BW-Nom | — | 1400 |
| Voltage Gain-Min | — | 31600 |
| Wideband | — | NO |
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 OPA551UA 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 OPA551UA 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 OPA551UA?
Known equivalents for OPA551UA include OPA544T. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of OPA551UA?
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 OPA551UA 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.