Overview
The OPA381AIDGKT is a high-speed operational amplifier produced by Texas Instruments. It is designed for precision applications requiring low noise and high bandwidth. This model is particularly suitable for signal conditioning, sensor amplification, and other high-performance analog circuits. Its market positioning targets engineers and designers in industries such as industrial automation, medical instrumentation, and test and measurement. The OPA381AIDGKT stands out for its low input bias current, high slew rate, and wide supply voltage range, making it a competitive choice for demanding applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Amplifier Type | Transimpedance | - | - |
| Number of Circuits | 1 | - | - |
| Slew Rate | 12 | V/µs | - |
| Gain Bandwidth Product | 18 | MHz | - |
| Input Bias Current | 3 | pA | - |
| Input Offset Voltage | 7 | µV | - |
| Supply Current | 800 | µA | - |
| Output Current | 10 | mA | - |
| Supply Voltage Range | 2.7 to 5.5, ±1.35 to 2.75 | V | Single/Dual |
| Operating Temperature | -40 to 125 | °C | - |
| Package | 8-MSOP | - | - |
Key Features
- High-speed performance with a slew rate of 12 V/µs and a gain bandwidth product of 18 MHz.
- Low input bias current of 3 pA, ensuring minimal error in precision applications.
- Wide supply voltage range, supporting both single and dual supply configurations.
- Compact 8-MSOP package, ideal for space-constrained designs.
- Robust performance across a wide temperature range (-40°C to 125°C).
Applications
The OPA381AIDGKT is widely used in applications requiring high-speed signal amplification and precision. Typical use cases include industrial automation systems, where it amplifies sensor signals with minimal noise. In medical instrumentation, it ensures accurate signal conditioning for diagnostic equipment. Additionally, it is employed in test and measurement setups, providing reliable performance in high-frequency environments. Its versatility and high performance make it a preferred choice for engineers in various industries.
Q & A
What is the supply voltage range of the OPA381AIDGKT?
The supply voltage range is 2.7 V to 5.5 V for single supply and ±1.35 V to 2.75 V for dual supply.
What is the input bias current of this amplifier?
The input bias current is 3 pA.
What is the slew rate of the OPA381AIDGKT?
The slew rate is 12 V/µs.
What is the gain bandwidth product of this operational amplifier?
The gain bandwidth product is 18 MHz.
What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
What package does the OPA381AIDGKT come in?
It comes in an 8-MSOP package.
What is the typical output current of this amplifier?
The typical output current is 10 mA.
What are the key applications of the OPA381AIDGKT?
Key applications include industrial automation, medical instrumentation, and test and measurement.
What is the input offset voltage of this amplifier?
The input offset voltage is 7 µV.
What is the supply current of the OPA381AIDGKT?
The supply current is 800 µA.
