Overview
The OP177FP is a high-performance, ultraprecision operational amplifier produced by Analog Devices Inc. It is renowned for its exceptional precision and stability, making it ideal for applications requiring high accuracy and reliability. The OP177FP features an ultralow offset voltage of 25 μV maximum at room temperature and an outstanding offset voltage drift of 0.1 μV/°C maximum, eliminating the need for external offset voltage adjustments and enhancing system accuracy over temperature.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Number of Channels | 1 | |||
| Input Offset Voltage (VOS) | 10 | 25 | 20 | μV |
| Input Offset Voltage Drift (TCVOS) | 0.1 | 0.3 | μV/°C | |
| Open-Loop Gain (AVO) | 12 V/μV | |||
| Common-Mode Rejection Ratio (CMRR) | 130 | 140 | dB | |
| Power Supply Rejection Ratio (PSRR) | 115 | 125 | dB | |
| Supply Current | 1.6 | 2.0 | mA | |
| Operating Temperature Range | -40°C | 85°C | ||
| Package Type | 8-PDIP, 8-SOIC |
Key Features
- Ultralow offset voltage of 25 μV maximum at room temperature.
- Excellent open-loop gain and gain linearity of 12 V/μV typical.
- Low supply current of 2.0 mA maximum.
- High common-mode rejection ratio (CMRR) of 130 dB minimum and power supply rejection ratio (PSRR) of 115 dB minimum.
- Low noise and drift, making it a cost-effective alternative to chopper-stabilized amplifiers.
- Compatibility with industry-standard precision op-amp sockets.
Applications
- Instrumentation and measurement systems.
- Analog signal processing.
- Precision voltage regulation.
- Filtering and signal conditioning.
- Data acquisition and control systems.
Q & A
- What is the maximum input offset voltage of the OP177FP at room temperature?
The maximum input offset voltage is 25 μV. - What is the typical open-loop gain of the OP177FP?
The typical open-loop gain is 12 V/μV. - What is the common-mode rejection ratio (CMRR) of the OP177FP?
The CMRR is 130 dB minimum. - What is the power supply rejection ratio (PSRR) of the OP177FP?
The PSRR is 115 dB minimum. - What is the maximum supply current of the OP177FP?
The maximum supply current is 2.0 mA. - What are the operating temperature ranges for the OP177FP?
The operating temperature range is from -40°C to 85°C. - In what packages is the OP177FP available?
The OP177FP is available in 8-pin PDIP and 8-pin SOIC packages. - Is the OP177FP RoHS compliant?
Yes, the OP177FP is RoHS compliant. - What are some typical applications of the OP177FP?
Typical applications include instrumentation and measurement systems, analog signal processing, precision voltage regulation, filtering and signal conditioning, and data acquisition and control systems. - How does the OP177FP compare to chopper-stabilized amplifiers?
The OP177FP provides chopper-type performance without the usual problems of high noise, low frequency chopper spikes, large physical size, and bulky external storage capacitors.
