Overview
The OP07CS, produced by Analog Devices Inc., is a high-precision operational amplifier known for its exceptional stability and low noise characteristics. This amplifier is particularly useful in high-gain instrumentation applications due to its very low input offset voltage and high open-loop gain. The OP07CS is available in two standard performance grades: OP07E, specified for operation over the 0°C to 70°C range, and OP07C, specified over the −40°C to +85°C temperature range. It is available in epoxy 8-lead PDIP and 8-lead narrow SOIC packages.
Key Specifications
| Parameter | Symbol | Conditions | Min | Max | Unit | |
|---|---|---|---|---|---|---|
| Input Offset Voltage | VOS | OP07E: 25°C | 45 | 75 | 130 | μV |
| Input Bias Current | IB | OP07E: 25°C | ±1.5 | ±4 | ±5.5 | nA |
| Open-Loop Gain | AVOL | RL ≥ 2 kΩ, VO = ±10 V | 100 | 200 | 400 | V/mV |
| Common-Mode Rejection Ratio | CMRR | VCM = ±13 V | 103 | 106 | 123 | dB |
| Supply Voltage Range | VS | ±3 V | ±18 V | |||
| Slew Rate | SR | RL ≥ 2 kΩ | 0.1 | 0.3 | V/μs | |
| Closed-Loop Bandwidth | BW | AVOL = 15 | 0.4 | 0.6 | MHz | |
| Power Consumption | Pd | VS = ±15 V, No load | 75 | 120 | mW |
Key Features
- Very low input offset voltage (75 μV maximum for OP07E) obtained by trimming at the wafer stage, eliminating the need for external nulling.
- Low input bias current (±4 nA for OP07E) and high open-loop gain (200 V/mV for OP07E), making it suitable for high-gain instrumentation applications.
- Wide input voltage range of ±13 V minimum and high CMRR of 106 dB, providing high accuracy in noninverting circuit configurations.
- Wide supply voltage range of ±3 V to ±18 V and 125°C temperature-tested dice.
- Excellent linearity and gain accuracy maintained even at high closed-loop gains, with stability of offsets and gain over time and temperature variations.
Applications
- Wireless base station control circuits
- Optical network control circuits
- Instrumentation
- Sensors and controls
- Thermocouples
- Resistor thermal detectors (RTDs)
- Strain bridges
- Shunt current measurements
- Precision filters
Q & A
- What are the temperature ranges for the OP07E and OP07C?
The OP07E is specified for operation over the 0°C to 70°C range, and the OP07C is specified over the −40°C to +85°C temperature range.
- What is the typical input offset voltage for the OP07E?
The typical input offset voltage for the OP07E is 75 μV.
- What is the input bias current for the OP07E?
The input bias current for the OP07E is ±4 nA.
- What is the open-loop gain of the OP07E?
The open-loop gain of the OP07E is 200 V/mV.
- What is the common-mode rejection ratio (CMRR) of the OP07E?
The CMRR of the OP07E is 106 dB.
- What is the supply voltage range for the OP07?
The supply voltage range for the OP07 is ±3 V to ±18 V.
- What are the typical applications of the OP07?
The OP07 is used in wireless base station control circuits, optical network control circuits, instrumentation, sensors and controls, thermocouples, RTDs, strain bridges, shunt current measurements, and precision filters.
- What is the slew rate of the OP07?
The slew rate of the OP07 is 0.1 to 0.3 V/μs for RL ≥ 2 kΩ.
- What is the closed-loop bandwidth of the OP07?
The closed-loop bandwidth of the OP07 is 0.4 to 0.6 MHz for AVOL = 15.
- What is the power consumption of the OP07 at ±15 V supply voltage?
The power consumption of the OP07 at ±15 V supply voltage is 75 to 120 mW with no load.
- In what packages is the OP07 available?
The OP07 is available in epoxy 8-lead PDIP and 8-lead narrow SOIC packages.
