OPA337UA Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
Texas Instruments OPA337UA is a 3MHz CMOS rail-to-rail operational amplifier with 74dB CMRR, 10fA bias current, and single-supply operation from 2.7V to 5.5V. Ideal for portable and battery-powered precision signal conditioning. From $0.39 in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- OPA337UA Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.3947(MOQ 245)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 3MHz gain-bandwidth product with CMOS rail-to-rail input and output for maximum dynamic range
- Ultra-low input bias current of 10fA (max) enabling high-impedance sensor interfacing
- Wide single-supply voltage range 2.7V to 5.5V suitable for 3V and 5V systems
- 74dB minimum CMRR (90dB typical) for excellent noise rejection in precision applications
- Low supply current enabling efficient battery-powered portable designs
Applications
The OPA337UA is well suited for portable instrumentation, medical monitoring devices, and battery-powered sensor front-ends where low power and high precision are critical. Its rail-to-rail I/O capability makes it an excellent choice for single-supply data acquisition systems, active filters, and transducer amplifiers in industrial and consumer electronics.
Specifications
| Pbfree Code | Yes |
| YTEOL | 1 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.00001 µA |
| Bias Current-Max (IIB) @25C | 0.00001 µA |
| Common-mode Reject Ratio-Min | 74dB |
| Common-mode Reject Ratio-Nom | 90dB |
| Frequency Compensation | YES |
| Input Offset Current-Max (IIO) | 0.00001 µA |
| Input Offset Voltage-Max | 3000 µV |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e4 |
| Low-Bias | YES |
| Low-Offset | NO |
| Micropower | NO |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Slew Rate-Nom | 1.2V/us |
| Supply Current-Max | 1mA |
| Supply Voltage Limit-Max | 7.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Unity Gain BW-Nom | 3000 |
| Voltage Gain-Min | 100000 |
| Wideband | NO |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
| Country of Origin | Malaysia |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the gain-bandwidth product of the OPA337UA?
The OPA337UA has a gain-bandwidth product of 3MHz, making it suitable for audio-frequency signal processing, active filters, and precision instrumentation applications requiring moderate bandwidth with low power consumption.
What supply voltage range does the OPA337UA support?
The OPA337UA operates from a single supply of 2.7V to 5.5V, supporting both 3V and 5V systems. This wide range makes it ideal for battery-powered devices, microcontroller-based systems, and portable instruments.
What package is the OPA337UA available in?
The OPA337UA comes in an 8-pin SOIC (Small Outline IC) package, a surface-mount format that balances compact PCB footprint with ease of soldering. It is suitable for automated assembly in consumer, industrial, and medical electronics.
What are typical applications for the OPA337UA?
Typical applications include portable medical instruments, battery-powered sensor amplifiers, active filters, data acquisition front-ends, and transducer signal conditioning circuits where rail-to-rail operation and low supply current are required.
What is the input bias current of the OPA337UA?
The OPA337UA features an ultra-low maximum input bias current of 10fA (0.00001µA) at 25°C, enabling accurate signal amplification from high-impedance sources such as photodiodes, pH electrodes, and capacitive sensors without loading errors.
Related Guides
1206 100 uF MLCC Design Guide for Compact Bulk Decoupling
Design guidance for applying CL31A107MQHNNNE and related 1206 MLCCs in compact bulk decoupling networks.
Jul 3, 2026
0402 10 nF MLCC Design Guide for High-Speed Decoupling
Practical design guidance for using CL05B103KB5NNNC and related 0402 MLCCs in high-speed decoupling networks.
Jul 3, 2026
CL31A107MQHNNNE 1206 100 uF MLCC Selection Guide
How to choose CL31A107MQHNNNE and related 1206 MLCCs for low-voltage bulk capacitance and regulator stability.
Jul 2, 2026
CL05B103KB5NNNC 0402 10 nF X7R MLCC Selection Guide
How to choose CL05B103KB5NNNC and related 0402 MLCCs for bypassing, filtering, voltage derating, and sourcing.
Jul 2, 2026
Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 245+ | $0.8263 | $202.44 |
| 300+ | $0.5300 | $159.00 |
| 900+ | $0.4900 | $441.00 |
| 1500+ | $0.4850 | $727.50 |
| 10000+ | $0.4711 | $4711.00 |
| 100000+ | $0.3947 | $39470.00 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”