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OPA4227UA
+БОМ-
ПроизводительТехасские инструменты
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Мфр. Часть #OPA4227UA
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Лист данных OPA4227UA DataSheet
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В наличии4316
365 Дни гарантии качества
7*24 часы обслуживания каранти
90-гарантия послепродажного дня
Гарантия подлинного продукта
Спецификации
| Атрибут | Ценность |
| Package | Bulk |
| ProductStatus | Active |
| AmplifierType | General Purpose |
| NumberofCircuits | 4 |
| SlewRate | 2.3V/µs |
| GainBandwidthProduct | 8 MHz |
| Current-InputBias | 2.5 nA |
| Voltage-InputOffset | 10 µV |
| Current-Supply | 3.7mA (x4 Channels) |
| Current-Output/Channel | 45 mA |
| Voltage-SupplySpan(Min) | 5 V |
| Voltage-SupplySpan(Max) | 36 V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 14-SOIC (0.154, 3.90mm Width) |
Обзор
Description
The OPA4227UA is a high-precision operational amplifier designed by Texas Instruments. It is part of the OPA4227 series, renowned for its low noise, low offset voltage, and high performance. Key features include its low input offset voltage of typically 100 µV, low bias current, and low drift, making it ideal for precision applications. The amplifier operates on a wide supply voltage range from ±2.5V to ±18V, allowing it to be versatile in various circuits.
The OPA4227UA is packaged in an 8-pin SOIC (Small Outline Integrated Circuit), suitable for surface-mount applications, ensuring compactness and ease of use in design. It is widely used in applications such as data acquisition, test equipment, and sensor signal conditioning due to its excellent DC precision and low-noise characteristics.
Its design focuses on high reliability and stability, with robust performance over a wide temperature range, making it suitable for both industrial and commercial applications. Overall, the OPA4227UA is valued for its precision and reliability in demanding analog circuits.
The OPA4227UA is packaged in an 8-pin SOIC (Small Outline Integrated Circuit), suitable for surface-mount applications, ensuring compactness and ease of use in design. It is widely used in applications such as data acquisition, test equipment, and sensor signal conditioning due to its excellent DC precision and low-noise characteristics.
Its design focuses on high reliability and stability, with robust performance over a wide temperature range, making it suitable for both industrial and commercial applications. Overall, the OPA4227UA is valued for its precision and reliability in demanding analog circuits.
Equivalent
The OPA4227UA is a precision operational amplifier. Equivalent products include:
1. OPA4277UA – A precision op-amp from Texas Instruments with similar specifications.
2. LT1014 – A precision quad op-amp from Analog Devices.
3. LMC6484 – A quad operational amplifier from Texas Instruments.
4. TL084 – A JFET-input quad op-amp, though with slightly different specs.
It's important to verify specific requirements like bandwidth, noise, and supply voltages when selecting an alternative.
1. OPA4277UA – A precision op-amp from Texas Instruments with similar specifications.
2. LT1014 – A precision quad op-amp from Analog Devices.
3. LMC6484 – A quad operational amplifier from Texas Instruments.
4. TL084 – A JFET-input quad op-amp, though with slightly different specs.
It's important to verify specific requirements like bandwidth, noise, and supply voltages when selecting an alternative.
Features
The OPA4227UA is a precision operational amplifier known for its low noise and excellent performance characteristics. Key features include:
1. Low Noise: It boasts a low noise density of 3 nV/√Hz, making it suitable for high-precision applications.
2. Low Offset Voltage: The amplifier has a low input offset voltage, typically around 100 µV, which enhances accuracy.
3. High Open-Loop Gain: Its high open-loop gain enables better linearity and precision.
4. Wide Bandwidth: The OPA4227UA offers a wide gain bandwidth product of 8 MHz, supporting fast signal processing.
5. Low Distortion: It provides low total harmonic distortion, which is critical in high-fidelity audio applications.
6. Rail-to-Rail Output: The amplifier can swing its output voltage close to the supply rails, maximizing dynamic range.
7. Low Bias Current: Featuring low input bias current, it minimizes the loading on preceding stages.
8. Wide Supply Range: It operates over a wide supply voltage range, typically from ±2.5V to ±18V, offering flexibility in various applications.
These features make the OPA4227UA suitable for precision instrumentation, data acquisition, and audio processing applications.
1. Low Noise: It boasts a low noise density of 3 nV/√Hz, making it suitable for high-precision applications.
2. Low Offset Voltage: The amplifier has a low input offset voltage, typically around 100 µV, which enhances accuracy.
3. High Open-Loop Gain: Its high open-loop gain enables better linearity and precision.
4. Wide Bandwidth: The OPA4227UA offers a wide gain bandwidth product of 8 MHz, supporting fast signal processing.
5. Low Distortion: It provides low total harmonic distortion, which is critical in high-fidelity audio applications.
6. Rail-to-Rail Output: The amplifier can swing its output voltage close to the supply rails, maximizing dynamic range.
7. Low Bias Current: Featuring low input bias current, it minimizes the loading on preceding stages.
8. Wide Supply Range: It operates over a wide supply voltage range, typically from ±2.5V to ±18V, offering flexibility in various applications.
These features make the OPA4227UA suitable for precision instrumentation, data acquisition, and audio processing applications.
Manufacturer
The OPA4227UA is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is one of the largest semiconductor companies in the world and is known for its innovation and development of analog chips and embedded processors, which are used in a wide range of electronic devices and applications. TI serves various industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. The company is recognized for its focus on efficient manufacturing processes and extensive research and development to advance semiconductor technology.
Application
The OPA4227UA is a precision operational amplifier known for its low noise, low offset voltage, and high precision. Its application areas include:
1. Medical Instrumentation: Used in ECGs and other diagnostic equipment for accurate signal processing.
2. Test and Measurement: Ideal for precision data acquisition systems and instrumentation.
3. Industrial Automation: Employed in control systems requiring accurate signal amplification.
4. Audio Equipment: Enhances sound quality in high-fidelity audio systems.
5. Sensor Interfaces: Suitable for interfacing with sensors needing precise signal amplification.
6. Data Conversion: Used in DACs and ADCs for improved accuracy and noise performance.
7. Weigh Scales: Provides accurate weight measurements by amplifying sensor outputs.
These areas benefit from the OPA4227UA's high performance and reliability.
1. Medical Instrumentation: Used in ECGs and other diagnostic equipment for accurate signal processing.
2. Test and Measurement: Ideal for precision data acquisition systems and instrumentation.
3. Industrial Automation: Employed in control systems requiring accurate signal amplification.
4. Audio Equipment: Enhances sound quality in high-fidelity audio systems.
5. Sensor Interfaces: Suitable for interfacing with sensors needing precise signal amplification.
6. Data Conversion: Used in DACs and ADCs for improved accuracy and noise performance.
7. Weigh Scales: Provides accurate weight measurements by amplifying sensor outputs.
These areas benefit from the OPA4227UA's high performance and reliability.
Package
The OPA4227UA is an operational amplifier IC from Texas Instruments, and it comes in a SOIC-14 (Small Outline Integrated Circuit) package type. This package has 14 pins and is designed for surface mount technology.
