Overview
The LMC6082IMX/NOPB is a precision dual low-offset-voltage operational amplifier (op amp) produced by Texas Instruments. This device is part of the LMC608x series, which includes the LMC6081, LMC6082, and LMC6084. The LMC6082 is designed for single-supply operation and is known for its ultra-low input bias current, high voltage gain, and rail-to-rail output swing. These characteristics make it an excellent choice for precision circuit applications, including instrumentation, medical devices, and various sensor preamplifiers.
Key Specifications
| Parameter | Typical Value | Units | Conditions |
|---|---|---|---|
| Input Offset Voltage (VOS) | 150 | μV | TJ = 25°C, V+ = 5V, V− = 0V |
| Input Bias Current (IB) | 10 | fA | TJ = 25°C, V+ = 5V, V− = 0V |
| Output Swing | Within 20mV of supply rail | - | RL = 2kΩ |
| Input Common-Mode Range | Includes V− | - | - |
| High Voltage Gain | 123 dB | - | RL = 2kΩ |
| Supply Voltage Range | 4.5V to 15.5V | - | - |
| Operating Temperature Range | −40°C to +85°C | - | - |
| Package Type | SOIC (D), 8-Pin | - | - |
Key Features
- Low Offset Voltage: 150 μV, ensuring high precision in applications.
- Single-Supply Operation: Operates from 4.5V to 15.5V, making it versatile for various power supply conditions.
- Ultra-Low Input Bias Current: 10 fA, which is crucial for high-impedance source applications.
- Output Swing: Rail-to-rail output swing to within 20mV of the supply rail, with a 2kΩ load.
- Input Common-Mode Range: Includes the negative supply voltage (V−), enhancing the device's usability in a wide range of applications.
- High Voltage Gain: 123 dB with a 2kΩ load, providing high gain accuracy.
- Improved Latch-Up Immunity: Enhances the device's reliability and stability in operation.
Applications
- Instrumentation Amplifier: Suitable for precision measurement and signal conditioning.
- Photodiode and Infrared Detector Preamplifier: Ideal for amplifying low-level signals from photodiodes and infrared detectors.
- Transducer Amplifiers: Used in applications requiring the amplification of signals from transducers.
- Medical Instrumentation: Applied in medical devices that require high precision and low noise.
- Digital-to-Analog Converter (DAC): Can be used in DAC circuits to improve signal accuracy.
- Charge Amplifier for Piezoelectric Transducers: Suitable for amplifying charge signals from piezoelectric transducers.
- Precision Full-Wave Rectifiers, Integrators, References, and Sample-and-Hold Circuits: Used in various precision circuit applications).
Q & A
- What is the typical input offset voltage of the LMC6082IMX/NOPB?
The typical input offset voltage is 150 μV).
- What is the operating supply voltage range for the LMC6082IMX/NOPB?
The device operates from 4.5V to 15.5V).
- What is the ultra-low input bias current of the LMC6082IMX/NOPB?
The ultra-low input bias current is 10 fA).
- What is the output swing capability of the LMC6082IMX/NOPB?
The output swing is within 20mV of the supply rail with a 2kΩ load).
- What is the input common-mode range of the LMC6082IMX/NOPB?
The input common-mode range includes the negative supply voltage (V−)).
- What is the high voltage gain of the LMC6082IMX/NOPB?
The high voltage gain is 123 dB with a 2kΩ load).
- What are some common applications of the LMC6082IMX/NOPB?
Common applications include instrumentation amplifiers, photodiode and infrared detector preamplifiers, transducer amplifiers, medical instrumentation, and more).
- What is the operating temperature range for the LMC6082IMX/NOPB?
The operating temperature range is −40°C to +85°C).
- What package type is the LMC6082IMX/NOPB available in?
The device is available in an 8-pin SOIC (D) package).
- Does the LMC6082IMX/NOPB have improved latch-up immunity?
Yes, the device has improved latch-up immunity).
