Overview
The OP07DRZ from Analog Devices Inc. is a precision operational amplifier known for its ultralow offset voltage and high stability. This amplifier is part of the OP07 series, which has become an industry standard for high-gain instrumentation applications. The OP07DRZ is particularly notable for its low input offset voltage, low input bias current, and high common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR), making it ideal for applications requiring high accuracy and stability.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Offset Voltage | VOS | 40 | 150 | 250 | μV (0°C to 70°C) |
| 350 | μV (−40°C to +125°C) | ||||
| Input Bias Current | IB | 0.2 | 1 | 1 | nA |
| Input Offset Current | IOS | 0.1 | 1 | 1 | nA |
| Input Voltage Range | IVR | −3.5 | +3.5 | V | |
| Common-Mode Rejection Ratio | CMRR | 120 | 127 | dB | |
| Open-Loop Gain | AVO | 100 | 400 | V/mV | |
| Slew Rate | SR | 0.2 | V/μs | ||
| Supply Voltage Range | VS | ±4 | ±18 | V | |
| Power Consumption | Pd | 4 | 120 | mW (VS = ±15 V, No load) |
Key Features
- Low Offset Voltage: Maximum offset voltage of 150 μV, ensuring high accuracy in instrumentation applications.
- Low Input Bias Current: Typically 1 nA, reducing the impact of input bias on the signal.
- High CMRR and PSRR: Common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR) of up to 127 dB, providing excellent immunity to common-mode and power supply noise.
- Wide Supply Voltage Range: Operates from ±4 V to ±18 V, offering flexibility in system design.
- Low Noise: Low voltage noise of 0.25 μV p-p, suitable for high-precision applications.
- High Stability: Stability of offsets and gain is maintained over time and temperature variations.
- Low Power Consumption: Typical supply current of 1.1 mA, making it suitable for power-sensitive applications.
Applications
- Medical and Industrial Instrumentation: Ideal for precision measurement and control systems.
- Sensors and Controls: Used in thermocouples, resistor thermal detectors (RTDs), strain bridges, and shunt current measurements.
- Precision Filters: Suitable for high-accuracy filtering applications.
- Wireless Base Station Control Circuits: Used in wireless communication systems for precise control.
- Optical Network Control Circuits: Applied in optical communication systems for stable and accurate control.
Q & A
- What is the maximum input offset voltage of the OP07DRZ?
The maximum input offset voltage of the OP07DRZ is 150 μV.
- What is the typical input bias current of the OP07DRZ?
The typical input bias current of the OP07DRZ is 1 nA.
- What is the common-mode rejection ratio (CMRR) of the OP07DRZ?
The CMRR of the OP07DRZ is up to 127 dB.
- What is the supply voltage range of the OP07DRZ?
The OP07DRZ operates from ±4 V to ±18 V.
- What is the typical power consumption of the OP07DRZ?
The typical power consumption of the OP07DRZ is 1.1 mA.
- What are the common applications of the OP07DRZ?
The OP07DRZ is commonly used in medical and industrial instrumentation, sensors and controls, precision filters, wireless base station control circuits, and optical network control circuits.
- What is the slew rate of the OP07DRZ?
The slew rate of the OP07DRZ is 0.2 V/μs.
- What is the open-loop gain of the OP07DRZ?
The open-loop gain of the OP07DRZ is up to 400 V/mV.
- What is the noise performance of the OP07DRZ?
The OP07DRZ has a low voltage noise of 0.25 μV p-p.
- Is the OP07DRZ available in different package options?
