Overview
The OP07CDR is a precision operational amplifier produced by Texas Instruments. This device is renowned for its low offset voltage, long-term stability, and high performance in a variety of applications. The OP07CDR is part of the OP07 family, which includes the OP07C and OP07D, each offering different performance grades to suit various operational requirements.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Offset Voltage (VOS) | ±60 μV (OP07C) | - | ±85 μV (OP07C), ±150 μV (OP07D) | μV |
| Input Offset Voltage Drift (dVOS/dT) | ±0.5 μV/°C (OP07C) | - | ±2.5 μV/°C (OP07D) | μV/°C |
| Common-Mode Voltage Range (VCM) | ±13 V | - | ±14 V | V |
| Common-Mode Rejection Ratio (CMRR) | 97 dB | - | 120 dB | dB |
| Supply Voltage Range | ±3 V | - | ±18 V | V |
| Unity Gain Bandwidth | 0.4 MHz | - | 0.6 MHz | MHz |
| Slew Rate (SR) | 0.1 V/μs | - | 0.3 V/μs | V/μs |
| Output Voltage Swing (VO) | ±11 V | - | ±12.8 V (RL ≥ 2 kΩ) | V |
| Power Dissipation (PD) | 4 mW (VS = ±3 V, no load) | - | 150 mW (VS = ±15 V, no load) | mW |
Key Features
- Low Noise: The OP07CDR features low noise operation, making it suitable for high-precision applications.
- Wide Input Voltage Range: The device can operate with input voltages ranging from 0 V to ±14 V.
- Wide Supply Voltage Range: It supports supply voltages from ±3 V to ±18 V.
- High Common-Mode Rejection Ratio: The CMRR is as high as 120 dB, ensuring excellent performance in noisy environments.
- Low Input Bias Current: The input bias current is very low, typically ±4 nA.
- No External Components Required: For most applications, external components are not needed for offset nulling and frequency compensation.
Applications
- Analog Input Modules: Ideal for precision analog input stages.
- Battery Test: Used in battery testing equipment due to its high accuracy.
- Lab and Field Instrumentation: Suitable for various laboratory and field instrumentation applications.
- Temperature Transmitters: Employed in temperature measurement and transmission systems.
- Wireless Base Station Control Circuits: Used in control circuits for wireless base stations.
- Optical Network Control Circuits: Applied in optical network control systems.
- Sensors and Controls: Utilized in sensor and control systems, including thermocouples, RTDs, and strain bridges.
Q & A
- What is the typical input offset voltage of the OP07CDR?
The typical input offset voltage of the OP07CDR is ±60 μV for the OP07C and ±150 μV for the OP07D.
- What is the common-mode rejection ratio (CMRR) of the OP07CDR?
The CMRR of the OP07CDR is as high as 120 dB.
- What is the supply voltage range for the OP07CDR?
The supply voltage range for the OP07CDR is from ±3 V to ±18 V.
- Does the OP07CDR require external components for offset nulling and frequency compensation?
No, for most applications, external components are not required for offset nulling and frequency compensation.
- What are some common applications of the OP07CDR?
The OP07CDR is commonly used in analog input modules, battery testing, lab and field instrumentation, temperature transmitters, and sensor and control systems.
- What is the unity gain bandwidth of the OP07CDR?
The unity gain bandwidth of the OP07CDR is between 0.4 MHz and 0.6 MHz.
- What is the slew rate of the OP07CDR?
The slew rate of the OP07CDR is between 0.1 V/μs and 0.3 V/μs.
- What is the output voltage swing of the OP07CDR?
The output voltage swing of the OP07CDR is typically ±11 V to ±12.8 V, depending on the load resistance.
- How much power does the OP07CDR typically consume?
The power dissipation of the OP07CDR is typically between 4 mW and 150 mW, depending on the supply voltage and load conditions.
- What are the temperature ranges for the different grades of the OP07CDR?
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.
