Overview
The OP177FS, produced by Analog Devices Inc., is an ultraprecision operational amplifier renowned for its exceptional performance and precision. It features one of the highest precision levels among operational amplifiers, making it ideal for applications requiring high accuracy and stability. The OP177FS boasts an extremely low offset voltage, excellent open-loop gain, and high common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR), ensuring reliable operation in a variety of demanding environments.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Offset Voltage | VOS | 10 | 25 | 25 | μV |
| Input Offset Current | IOS | 0.3 | 1.0 | 2.8 | nA |
| Input Bias Current | IB | -0.2 | 1.2 | 2.8 | nA |
| Common-Mode Rejection Ratio | CMRR | 130 | dB | ||
| Power Supply Rejection Ratio | PSRR | 120 | dB | ||
| Supply Current | ISY | 1.6 | 2.0 | mA | |
| Slew Rate | SR | 0.3 | V/μs | ||
| Gain Bandwidth Product | GBP | 600 | kHz | ||
| Operating Temperature Range | -40 | 85 | °C |
Key Features
- Ultra-Low Offset Voltage: The OP177FS has an offset voltage of only 10 μV maximum at room temperature and 20 μV maximum over the full military temperature range, ensuring high precision in various applications.
- Exceptional Offset Voltage Drift: With a maximum offset voltage drift of 0.3 μV/°C, this amplifier maintains high accuracy over temperature changes.
- High Open-Loop Gain and Gain Linearity: The OP177FS features an open-loop gain of 12 V/μV, which is maintained over the full ±10 V output range, ensuring high gain accuracy.
- Low Noise: The amplifier has low input noise voltage and current, making it suitable for noise-sensitive applications.
- High CMRR and PSRR: With a CMRR of 130 dB minimum and PSRR of 120 dB minimum, the OP177FS provides excellent rejection of common-mode and power supply noise.
- Low Supply Current: The maximum supply current is 2 mA, making it efficient for power-sensitive applications.
Applications
- Instrumentation and Measurement Systems: The OP177FS is ideal for precision measurement and instrumentation due to its high accuracy and stability.
- Analog Signal Processing: It is used in various analog signal processing applications requiring low noise and high precision.
- Precision Voltage Regulation: The amplifier is suitable for precision voltage regulation due to its high gain accuracy and low offset voltage.
- Filtering and Signal Conditioning: It is used in filtering and signal conditioning applications where high precision and low noise are critical.
- Data Acquisition and Control Systems: The OP177FS is used in data acquisition and control systems that require high accuracy and reliability.
Q & A
- What is the maximum input offset voltage of the OP177FS at room temperature?
The maximum input offset voltage of the OP177FS at room temperature is 25 μV.
- What is the typical open-loop gain of the OP177FS?
The typical open-loop gain of the OP177FS is 12 V/μV.
- What is the common-mode rejection ratio (CMRR) of the OP177FS?
The CMRR of the OP177FS is 130 dB minimum.
- What is the power supply rejection ratio (PSRR) of the OP177FS?
The PSRR of the OP177FS is 120 dB minimum.
- What is the maximum supply current of the OP177FS?
The maximum supply current of the OP177FS is 2 mA.
- What is the slew rate of the OP177FS?
The slew rate of the OP177FS is 0.3 V/μs.
- What is the gain bandwidth product (GBP) of the OP177FS?
The GBP of the OP177FS is 600 kHz.
- What is the operating temperature range of the OP177FS?
The operating temperature range of the OP177FS is -40°C to 85°C.
- Is the OP177FS RoHS compliant?
Yes, the OP177FS is RoHS3 compliant.
- What are some common applications of the OP177FS?
The OP177FS is commonly used in instrumentation and measurement systems, analog signal processing, precision voltage regulation, filtering and signal conditioning, and data acquisition and control systems.
