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OPA277PA
+БОМOPA277 HIGH PRECISION OPERATIONA
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ПроизводительБерр Браун
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Мфр. Часть #OPA277PA
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Лист данных OPA277PA DataSheet
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В наличии3061
365 Дни гарантии качества
7*24 часы обслуживания каранти
90-гарантия послепродажного дня
Гарантия подлинного продукта
Спецификации
| Атрибут | Ценность |
| Part Status | Active |
| Amplifier Type | Standard |
| Number of Circuits | 1 |
| Slew Rate | 0.8V/µs |
| Current - Input Bias | 500 pA |
| Voltage - Input Offset | 20 µV |
| Supply Current | 790µA |
| Current - Output / Channel | 35 mA |
| Voltage - Supply Span (Min) | 4 V |
| Voltage - Supply Span (Max) | 36 V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Through Hole |
| Package / Case | 8-DIP (0.300", 7.62mm) |
| Supplier Device Package | 8-PDIP |
| Gain Bandwidth Product | 1 MHz |
Обзор
Description
Key features of the OPA277PA include:
1. Low Offset Voltage: It boasts a low offset voltage of about 10 µV, ensuring minimal error in signal processing.
2. Low Drift: The OPA277PA exhibits low temperature drift, typically around 0.1 µV/°C, which is crucial for maintaining performance stability over varying temperatures.
3. Low Noise: It offers low noise performance, contributing to high signal integrity in applications.
4. High CMRR: With a high common-mode rejection ratio, it effectively minimizes interference from common-mode signals.
5. Slew Rate: The device has a moderate slew rate, allowing for adequate speed in many precision applications.
These characteristics make the OPA277PA ideal for applications such as data acquisition systems, medical instrumentation, and sensor signal conditioning.
Equivalent
1. OP07 from Analog Devices
2. LT1001 from Analog Devices (formerly Linear Technology)
3. MAX400 from Maxim Integrated
4. TLC2272 from Texas Instruments
5. MCP606 from Microchip Technology
These alternatives offer similar precision and performance characteristics, though it's important to verify specific parameters and compatibility for your application.
Features
1. Low Offset Voltage: It offers a very low offset voltage of approximately 10 µV, which is important for precision applications.
2. Low Drift: The device has a low drift of 0.1 µV/°C, ensuring stability across temperature variations.
3. Low Noise: It features low noise levels, typically 0.6 µV peak-to-peak, which is beneficial for high-accuracy systems.
4. Wide Supply Range: The OPA277PA operates on a wide supply voltage range from ±2V to ±18V, providing flexibility for various applications.
5. High Slew Rate: It has a slew rate of 0.8 V/µs, enabling faster response times.
6. High Open-Loop Gain: With an open-loop gain greater than 120 dB, the op-amp ensures precise amplification.
7. Unity-Gain Stability: This feature ensures the amplifier remains stable even when directly connected in a feedback loop.
8. Low Bias Current: The input bias current is low, typically around 1.2 nA, which minimizes error caused by input currents.
These features make the OPA277PA suitable for precision instrumentation, data acquisition, and other applications requiring high accuracy and reliability.
Pinout
1. Pin 1 (Offset Null 1): Used to nullify the offset voltage.
2. Pin 2 (Inverting Input): The inverting input terminal of the op-amp.
3. Pin 3 (Non-Inverting Input): The non-inverting input terminal of the op-amp.
4. Pin 4 (V-): The negative power supply voltage terminal.
5. Pin 5 (Offset Null 2): Another pin for offset voltage nullification.
6. Pin 6 (Output): The output terminal of the op-amp.
7. Pin 7 (V+): The positive power supply voltage terminal.
8. Pin 8 (NC/No Connect): Not connected internally; may be used for mechanical stability.
The OPA277PA is often used in applications requiring high precision, low offset voltage, and low drift, such as in instrumentation and sensor signal conditioning.
Manufacturer
Application
1. Industrial Process Control: Used for precise sensor signal conditioning.
2. Data Acquisition Systems: Enhances accuracy in analog-to-digital conversions.
3. Instrumentation: Ideal for precision measurement tools.
4. Medical Equipment: Used in sensitive diagnostic devices.
5. Automotive Systems: Suitable for precision sensor interfaces.
6. Test Equipment: Improves performance in calibration and testing devices.
7. Telecommunications: Assists in signal amplification with high fidelity.
These applications benefit from its low drift and wide voltage range, making the OPA277PA suitable for high-precision tasks.