Overview
The OPA2191IDGKT is a precision operational amplifier (op-amp) manufactured by Texas Instruments. Designed for high-performance applications, this op-amp combines low noise, low offset voltage, and low power consumption, making it ideal for precision analog circuits. Its market positioning targets engineers and designers in industries such as industrial automation, medical devices, and test and measurement equipment. The OPA2191IDGKT stands out for its exceptional accuracy, wide supply voltage range, and robust performance in demanding environments.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage Range | ±2.25 to ±18 | V | Dual supply |
| Input Offset Voltage | 25 | µV | Max |
| Input Bias Current | 0.2 | pA | Typical |
| Gain Bandwidth Product | 10 | MHz | Typical |
| Slew Rate | 20 | V/µs | Typical |
| Quiescent Current | 1.2 | mA | Per amplifier |
| Operating Temperature Range | -40 to +125 | °C | |
| Package | VSSOP-8 | DGK package |
Key Features
- Low input offset voltage for high precision.
- Low noise performance for sensitive applications.
- Wide supply voltage range for versatile use.
- Low power consumption for energy-efficient designs.
- Robust performance in harsh environments.
Applications
The OPA2191IDGKT is widely used in precision analog circuits across various industries. In industrial automation, it is employed in signal conditioning and control systems. In medical devices, it ensures accurate signal processing in diagnostic equipment. In test and measurement, it provides reliable performance in data acquisition systems. Its low noise and high accuracy also make it suitable for audio processing and sensor interfaces.
Q & A
1. What is the input offset voltage of the OPA2191IDGKT?
The maximum input offset voltage is 25 µV.
2. What is the typical gain bandwidth product of this op-amp?
The typical gain bandwidth product is 10 MHz.
3. What is the supply voltage range for the OPA2191IDGKT?
The supply voltage range is ±2.25 V to ±18 V for dual supply operation.
4. What is the typical quiescent current per amplifier?
The typical quiescent current is 1.2 mA per amplifier.
5. What package does the OPA2191IDGKT come in?
It is available in a VSSOP-8 (DGK) package.
6. Is the OPA2191IDGKT suitable for low-noise applications?
Yes, its low noise performance makes it ideal for sensitive applications.
7. What is the operating temperature range of this op-amp?
The operating temperature range is -40°C to +125°C.
8. Can the OPA2191IDGKT be used in medical devices?
Yes, its precision and low noise make it suitable for medical diagnostic equipment.
9. What is the typical input bias current?
The typical input bias current is 0.2 pA.
10. What is the slew rate of the OPA2191IDGKT?
The typical slew rate is 20 V/µs.
