Overview
The OP07CSZ, produced by Analog Devices Inc., is an ultralow offset voltage operational amplifier. It is renowned for its high precision and stability, making it an industry standard for various instrumentation applications. The OP07CSZ features very low input offset voltage, achieved through trimming at the wafer stage, which eliminates the need for external nulling. This amplifier is available in several package options, including epoxy 8-lead PDIP and 8-lead narrow SOIC packages.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Input Offset Voltage | VOS | - | - | 75 | μV | |
| Input Bias Current | IB | - | ±2.2 | ±9.0 | nA | |
| Open-Loop Gain | AVOL | - | 100 | 400 | V/mV | |
| Common-Mode Rejection Ratio | CMRR | VCM = ±13 V | 97 | 120 | dB | |
| Power Supply Rejection Ratio | PSRR | VS = ±3 V to ±18 V | 10 | 51 | μV/V | |
| Supply Voltage Range | VS | - | ±3 V | ±18 V | - | |
| Operating Temperature Range | TA | - | 0°C to 70°C (OP07E) | -40°C to +85°C (OP07C) | - | |
| Slew Rate | SR | RL ≥ 2 kΩ | 0.1 | 0.3 | V/μs | |
| Power Consumption | Pd | VS = ±15 V, No load | 75 | 120 | mW |
Key Features
- Ultralow Input Offset Voltage: The OP07CSZ has a very low input offset voltage of 75 μV maximum, achieved through wafer-stage trimming, which eliminates the need for external nulling.
- Low Input Bias Current: The amplifier features low input bias current of ±2.2 nA to ±9.0 nA, ensuring minimal current draw from the input signal.
- High Open-Loop Gain: With an open-loop gain of 100 V/mV to 400 V/mV, the OP07CSZ is highly suitable for high-gain instrumentation applications.
- Wide Input and Supply Voltage Range: The OP07CSZ operates with an input voltage range of ±13 V and a supply voltage range of ±3 V to ±18 V, providing flexibility in various circuit configurations.
- High Common-Mode Rejection Ratio (CMRR): The CMRR of 97 dB to 120 dB ensures high accuracy in noninverting circuit configurations.
- Low Noise and High Stability: The amplifier exhibits low noise and high stability over time and temperature variations, making it ideal for precision applications.
Applications
- Instrumentation: The OP07CSZ is widely used in high-gain instrumentation applications due to its low offset voltage and high open-loop gain.
- Wireless Base Station Control Circuits: It is used in control circuits for wireless base stations due to its stability and accuracy.
- Optical Network Control Circuits: The OP07CSZ is utilized in optical network control circuits for its precision and reliability.
- Sensors and Controls: It is applied in various sensor and control systems, including thermocouples, resistor thermal detectors (RTDs), and strain bridges.
- Shunt Current Measurements and Precision Filters: The amplifier is also used in shunt current measurements and precision filter circuits).
Q & A
- What is the typical input offset voltage of the OP07CSZ?
The typical input offset voltage of the OP07CSZ is 75 μV maximum.
- What is the input bias current range of the OP07CSZ?
The input bias current range of the OP07CSZ is ±2.2 nA to ±9.0 nA.
- What is the open-loop gain of the OP07CSZ?
The open-loop gain of the OP07CSZ is 100 V/mV to 400 V/mV.
- What is the common-mode rejection ratio (CMRR) of the OP07CSZ?
The CMRR of the OP07CSZ is 97 dB to 120 dB.
- What is the operating temperature range for the OP07CSZ?
The operating temperature range for the OP07CSZ is 0°C to 70°C for the OP07E and -40°C to +85°C for the OP07C.
- What are the typical applications of the OP07CSZ?
The OP07CSZ is typically used in instrumentation, wireless base station control circuits, optical network control circuits, sensors and controls, and precision filter circuits.
- What is the slew rate of the OP07CSZ?
The slew rate of the OP07CSZ is 0.1 V/μs to 0.3 V/μs.
- What is the power consumption of the OP07CSZ when supplied with ±15 V?
The power consumption of the OP07CSZ when supplied with ±15 V is 75 mW to 120 mW.
- What package options are available for the OP07CSZ?
The OP07CSZ is available in epoxy 8-lead PDIP and 8-lead narrow SOIC packages.
- Why is the OP07CSZ considered an industry standard for instrumentation applications?
The OP07CSZ is considered an industry standard due to its ultralow input offset voltage, low input bias current, high open-loop gain, and high stability over time and temperature variations.
