Overview
The OP07CP, produced by Texas Instruments, is a precision operational amplifier known for its low offset voltage and long-term stability. This device is part of the OP07x series, which includes the OP07C and OP07D models. The OP07CP features a low-noise, chopperless, bipolar-input-transistor amplifier circuit, making it highly suitable for various high-precision applications. It does not require external components for offset nulling and frequency compensation in most cases, enhancing its usability and performance.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Offset Voltage (VOS) | TA = 0°C to 70°C | ±60 | ±85 | ±250 | μV |
| Input Offset Voltage Drift (dVOS/dT) | TA = 0°C to 70°C | ±0.5 | - | ±2.5 | μV/°C |
| Input Bias Current (IB) | - | ±1.5 | - | ±5.5 | nA |
| Common-Mode Input Voltage (VCM) | VS = ±15 V | -13 | - | 13 | V |
| Common-Mode Rejection Ratio (CMRR) | VCM = ±13 V | 100 | 120 | 106 | dB |
| Supply Voltage (VS) | - | ±3 | - | ±18 | V |
| Operating Ambient Temperature (TA) | - | 0 | - | 70 | °C |
| Open-Loop Gain (AOL) | RL = 500 kΩ | 100 | 400 | - | V/mV |
Key Features
- Low Noise: The OP07CP has low input noise, making it suitable for high-precision applications.
- No External Components Required: For most applications, external components are not needed for offset nulling and frequency compensation.
- Wide Input-Voltage Range: The device can handle input voltages from 0 V to ±14 V (typical, with a ±15-V supply).
- Wide Supply-Voltage Range: It operates with supply voltages ranging from ±3 V to ±18 V.
- High Common-Mode Rejection Ratio (CMRR): Provides excellent performance in high-noise environments and noninverting applications.
- Low Bias Currents and High Input Impedances: Maintained over the entire temperature range.
Applications
- Analog Input Modules: Suitable for precision analog input applications.
- Battery Test and Lab Instrumentation: Used in various testing and measurement instruments.
- Temperature Transmitters: Ideal for temperature measurement and transmission systems.
- Instrumentation Sensors and Controls: Applied in thermocouples, RTDs, strain bridges, and shunt current measurements.
- Precision Filters: Utilized in high-precision filtering applications.
- Wireless Base Station Control Circuits and Optical Network Control Circuits: Used in telecommunications and optical networks.
Q & A
- What is the typical input offset voltage of the OP07CP?
The typical input offset voltage of the OP07CP is ±85 μV.
- What is the operating temperature range of the OP07CP?
The operating temperature range is from 0°C to 70°C.
- What is the common-mode rejection ratio (CMRR) of the OP07CP?
The CMRR is typically 120 dB for VCM = ±13 V.
- Does the OP07CP 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 is the supply voltage range for the OP07CP?
The supply voltage range is from ±3 V to ±18 V.
- What are some common applications of the OP07CP?
Common applications include analog input modules, battery test, lab and field instrumentation, temperature transmitters, and precision filters.
- What is the input bias current of the OP07CP?
The input bias current is typically ±1.5 nA to ±5.5 nA.
- What is the open-loop gain of the OP07CP?
The open-loop gain is typically 400 V/mV for RL = 500 kΩ.
- What package types are available for the OP07CP?
The OP07CP is available in an 8-lead PDIP (P) package.
- Is the OP07CP suitable for high-gain instrumentation applications?
