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OPA2277UA/2K5
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HerstellerTexas Instruments
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Herstellerteil #OPA2277UA/2K5
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Datenblatt OPA2277UA/2K5 DataSheet
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Auf Lager5051
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Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| AmplifierType | General Purpose |
| NumberofCircuits | 2 |
| SlewRate | 0.8V/µs |
| GainBandwidthProduct | 1 MHz |
| Current-InputBias | 4 nA |
| Voltage-InputOffset | 20 µV |
| Current-Supply | 790µA (x2 Channels) |
| Current-Output/Channel | 35 mA |
| Voltage-SupplySpan(Min) | 4 V |
| Voltage-SupplySpan(Max) | 36 V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Übersicht
Description
The "UA" suffix typically refers to the package type, which is often a small-outline integrated circuit (SOIC) package, and "2K5" indicates a specific packaging or tape-and-reel quantity used for manufacturing and distribution purposes. Its pin configuration and package type allow for easy integration into printed circuit boards (PCBs).
Key attributes of the OPA2277 include its low input bias current and low total harmonic distortion, contributing to its precision performance. These features make the OPA2277UA/2K5 a reliable choice for engineers seeking high-performance analog signal processing solutions.
Equivalent
Features
1. Low Noise: It has very low voltage noise (8 nV/√Hz at 1 kHz) for clearer signal amplification in precision applications.
2. Low Offset Voltage: The amplifier boasts a low offset voltage of approximately 10 µV, with excellent long-term stability, making it suitable for high-accuracy applications.
3. Low Bias Current: With input bias current typically at 10 nA, it minimizes errors due to input current, ideal for high-impedance sensors.
4. Wide Supply Range: Operates on a wide supply voltage range from ±2.5 V to ±18 V, offering flexibility across various applications.
5. Temperature Stability: Features excellent temperature stability with a drift of just 0.1 µV/°C, ensuring consistent performance across a range of temperatures.
6. High Common-Mode Rejection Ratio (CMRR): Offers a high CMRR of 120 dB, improving its ability to reject noise and interference.
These features make the OPA2277UA/2K5 suitable for precision data acquisition, medical instrumentation, and test equipment applications.
Pinout
1. Pin 1 (Offset Null/NC): Often used for offset nulling. In some configurations, it might be left not connected (NC).
2. Pin 2 (Inverting Input): The inverting input terminal of the op-amp.
3. Pin 3 (Non-Inverting Input): The non-inverting input terminal.
4. Pin 4 (V-): The negative power supply voltage or ground.
5. Pin 5 (Offset Null/NC): Similar to Pin 1, used for offset adjustment or left NC.
6. Pin 6 (Output): The output terminal of the op-amp.
7. Pin 7 (V+): The positive power supply voltage.
8. Pin 8 (NC): No connection or sometimes used for manufacturer-specific configurations.
The OPA2277UA is known for its low noise, low offset voltage, and high precision, making it suitable for precise signal amplification in various applications. The "/2K5" suffix typically indicates the packaging or quantity in a reel for manufacturing purposes.
Manufacturer
Application
1. Data Acquisition Systems: Provides accurate signal conditioning for ADC inputs.
2. Medical Instrumentation: Ensures low noise and high precision in sensitive measurements.
3. Test Equipment: Used in equipment requiring precise and stable signal amplification.
4. Sensor Signal Conditioning: Amplifies signals from sensors with high accuracy.
5. Weigh Scales: Enhances precision in electronic scale measurements.
6. Industrial Process Controls: Used in systems needing reliable and stable control.
These applications benefit from the amplifier's precision and stability characteristics.