Overview
The OPA140AIDGKR is a high-performance, single-channel operational amplifier (op-amp) manufactured by Texas Instruments. This device is part of the OPA140 series, known for its precision, low noise, and rail-to-rail output capabilities. The OPA140AIDGKR is particularly suited for applications requiring high accuracy and low noise, making it ideal for various analog signal processing tasks.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package Type | VSSOP (8-Pin) |
| Bandwidth (Typ) | 11 MHz |
| Slew Rate (Typ) | 20 V/μs |
| Input Bias Current (Max) | 10 pA |
| Quiescent Current per Channel (Typ) | 1.8 mA |
| Offset Voltage (Max) | 0.12 mV |
| Common Mode Rejection Ratio (CMRR) (Typ) | 140 dB |
| Operating Temperature Range | -40°C to 125°C |
| Total Supply Voltage Range | 4.5V to 36V |
| Noise Voltage at 1 kHz (Typ) | 5.1 nV/√Hz |
| Output Current (Typ) | 30 mA |
| Rail-to-Rail Output | Yes |
| RoHS Compliance | Yes |
Key Features
- High Precision: The OPA140AIDGKR offers high precision with low offset voltage and drift.
- Low Noise: It features low noise characteristics, making it suitable for sensitive signal processing applications.
- Rail-to-Rail Output: The device provides rail-to-rail output, allowing it to drive loads connected to the same power supply rails.
- Single Supply Operation: It can operate on a single supply voltage, which is convenient in systems where a negative supply is not available.
- High Bandwidth and Slew Rate: With a bandwidth of 11 MHz and a slew rate of 20 V/μs, it is capable of handling high-frequency signals.
- Low Input Bias Current: The JFET input stage ensures a very low input bias current, which is beneficial for high-impedance sources.
Applications
- Analog Signal Processing: Suitable for various analog signal processing tasks due to its high precision and low noise.
- Medical Devices: Used in medical equipment where high accuracy and low noise are critical.
- Aerospace and Defense: Applied in aerospace and defense systems requiring high reliability and performance.
- Industrial Automation: Employed in industrial automation for precise control and measurement.
- Audio Equipment: Used in high-quality audio equipment to maintain signal integrity.
Q & A
- What is the bandwidth of the OPA140AIDGKR?
The bandwidth of the OPA140AIDGKR is 11 MHz.
- What is the slew rate of the OPA140AIDGKR?
The slew rate of the OPA140AIDGKR is 20 V/μs.
- What is the input bias current of the OPA140AIDGKR?
The input bias current of the OPA140AIDGKR is 10 pA (maximum).
- What is the operating temperature range of the OPA140AIDGKR?
The operating temperature range of the OPA140AIDGKR is -40°C to 125°C.
- Is the OPA140AIDGKR RoHS compliant?
Yes, the OPA140AIDGKR is RoHS compliant.
- What is the typical quiescent current per channel for the OPA140AIDGKR?
The typical quiescent current per channel for the OPA140AIDGKR is 1.8 mA.
- What is the common mode rejection ratio (CMRR) of the OPA140AIDGKR?
The CMRR of the OPA140AIDGKR is typically 140 dB.
- What is the noise voltage at 1 kHz for the OPA140AIDGKR?
The noise voltage at 1 kHz for the OPA140AIDGKR is typically 5.1 nV/√Hz.
- Can the OPA140AIDGKR operate on a single supply voltage?
Yes, the OPA140AIDGKR can operate on a single supply voltage ranging from 4.5V to 36V.
- What is the typical output current of the OPA140AIDGKR?
The typical output current of the OPA140AIDGKR is 30 mA.
