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Part Details for OPA2234U/2K5G4 by Texas Instruments
Results Overview of OPA2234U/2K5G4 by Texas Instruments
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (1 replacement)
- CAD Models: (Available)
- Number of Functional Equivalents: (2 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Applications
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Healthcare
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OPA2234U/2K5G4 Information
OPA2234U/2K5G4 by Texas Instruments is an Operational Amplifier.
Operational Amplifiers are under the broader part category of Amplifier Circuits.
Amplifier circuits use external power to increase the amplitude of an input signal. They can be used to perform linear amplifications or logarithmic functions. Read more about Amplifier Circuits on our Amplifier Circuits part category page.
Price & Stock for OPA2234U/2K5G4
| Part # | Distributor | Description | Stock | Price | Buy | |
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Vyrian | Amplifiers | 659 |
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RFQ |
Part Details for OPA2234U/2K5G4
OPA2234U/2K5G4 CAD Models
OPA2234U/2K5G4 Part Data Attributes
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OPA2234U/2K5G4
Texas Instruments
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Datasheet
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OPA2234U/2K5G4
Texas Instruments
Low Power, Precision Single-Supply Operational Amplifiers 8-SOIC -40 to 85
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| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
| Part Package Code | SOIC | |
| Package Description | SOP, SOP8,.25 | |
| Pin Count | 8 | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.33.00.01 | |
| Samacsys Manufacturer | Texas Instruments | |
| Amplifier Type | OPERATIONAL AMPLIFIER | |
| Architecture | VOLTAGE-FEEDBACK | |
| Average Bias Current-Max (IIB) | 0.025 µA | |
| Bias Current-Max (IIB) @25C | 0.025 µA | |
| Common-mode Reject Ratio-Nom | 106 dB | |
| Frequency Compensation | YES | |
| Input Offset Voltage-Max | 250 µV | |
| JESD-30 Code | R-PDSO-G8 | |
| JESD-609 Code | e4 | |
| Length | 4.9 mm | |
| Low-Offset | YES | |
| Micropower | YES | |
| Moisture Sensitivity Level | 3 | |
| Neg Supply Voltage Limit-Max | -18 V | |
| Neg Supply Voltage-Nom (Vsup) | -15 V | |
| Number of Functions | 2 | |
| Number of Terminals | 8 | |
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | SOP | |
| Package Equivalence Code | SOP8,.25 | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Packing Method | TAPE AND REEL | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 1.75 mm | |
| Slew Rate-Nom | 0.2 V/us | |
| Supply Current-Max | 0.7 mA | |
| Supply Voltage Limit-Max | 18 V | |
| Supply Voltage-Nom (Vsup) | 15 V | |
| Surface Mount | YES | |
| Technology | BIPOLAR | |
| Temperature Grade | INDUSTRIAL | |
| Terminal Finish | NICKEL PALLADIUM GOLD | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.27 mm | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Unity Gain BW-Nom | 350 | |
| Voltage Gain-Min | 19950 | |
| Width | 3.9 mm |
Alternate Parts for OPA2234U/2K5G4
This table gives cross-reference parts and alternative options found for OPA2234U/2K5G4. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of OPA2234U/2K5G4, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| OPA2234U | Texas Instruments | Check for Price | Dual, Low Power (250µA/amp), Precision, Operational Amplifier 8-SOIC -40 to 85 | OPA2234U/2K5G4 vs OPA2234U |
OPA2234U/2K5G4 Frequently Asked Questions (FAQ)
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A good PCB layout for OPA2234U/2K5G4 involves keeping the input and output traces short and away from each other, using a solid ground plane, and placing decoupling capacitors close to the power pins. A 4-layer PCB with a dedicated analog ground layer is recommended.
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The gain resistors (Rf and Rg) should be chosen based on the desired gain and bandwidth of the amplifier. A higher gain requires smaller resistors, but may also increase noise and reduce bandwidth. TI provides a gain resistor calculator tool to help with this selection.
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The maximum power dissipation of OPA2234U/2K5G4 is 670mW, which is calculated based on the maximum junction temperature (150°C) and the thermal resistance of the package (125°C/W). The actual power dissipation should be derated based on the ambient temperature and the desired reliability.
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Yes, OPA2234U/2K5G4 can be used as a unity-gain buffer by connecting the output to the inverting input and using a gain resistor (Rf) of 0 ohms. However, this configuration may not provide the best noise performance, and a dedicated buffer amplifier like OPA634 may be a better choice.
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OPA2234U/2K5G4 has built-in ESD protection, but additional protection measures can be taken, such as using TVS diodes or ESD protection arrays on the input and output pins. Overvoltage protection can be achieved using voltage regulators or clamp circuits to limit the voltage to the recommended maximum rating.