Overview
The OPA172IDR is a high-performance, single-channel operational amplifier (op-amp) manufactured by Texas Instruments. Designed for precision applications, this op-amp operates with a wide supply voltage range of 4.5V to 36V, making it suitable for both single and dual-supply configurations. With a unit gain bandwidth of 10MHz and a high slew rate of 10V/µs, the OPA172IDR is ideal for applications requiring fast signal processing and high accuracy. Its rail-to-rail input and output capabilities ensure maximum dynamic range, while its low input offset voltage and low noise characteristics make it a strong choice for sensitive analog circuits. The OPA172IDR is available in an SOP-8 package, targeting industries such as industrial automation, medical devices, and test and measurement equipment.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 4.5 to 36 | V | Single or dual supply |
| Unit Gain Bandwidth | 10 | MHz | |
| Slew Rate | 10 | V/µs | |
| Input Offset Voltage | 1 | mV | |
| Input Bias Current | 15 | pA | |
| Operating Temperature | -40 to +125 | °C | |
| Package | SOP-8 | Surface mount | |
| CMRR | 110 to 120 | dB | Common-mode rejection ratio |
| PSRR | 1 | µV/V | Power supply rejection ratio |
| Output Current | 75 | mA |
Key Features
- Wide supply voltage range (4.5V to 36V) for versatile applications.
- Rail-to-rail input and output for maximum dynamic range.
- High slew rate of 10V/µs for fast signal processing.
- Low input offset voltage and low noise for precision applications.
- Robust performance across a wide temperature range (-40°C to +125°C).
- Compact SOP-8 package for space-constrained designs.
Applications
The OPA172IDR 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 amplification for diagnostic equipment. The op-amp is also a key component in test and measurement instruments, where its high bandwidth and low noise characteristics are critical. Additionally, it is suitable for audio processing, sensor interfaces, and power management systems due to its rail-to-rail capabilities and wide voltage range.
Q & A
What is the supply voltage range of the OPA172IDR?
The OPA172IDR operates with a supply voltage range of 4.5V to 36V, supporting both single and dual-supply configurations.
What is the unit gain bandwidth of this op-amp?
The unit gain bandwidth is 10MHz, making it suitable for high-speed signal processing applications.
Does the OPA172IDR support rail-to-rail operation?
Yes, it features rail-to-rail input and output capabilities, ensuring maximum dynamic range.
What is the slew rate of the OPA172IDR?
The slew rate is 10V/µs, enabling fast signal response.
What is the input offset voltage?
The input offset voltage is typically 1mV, ensuring high precision.
What is the operating temperature range?
The OPA172IDR operates reliably from -40°C to +125°C, making it suitable for harsh environments.
What package does the OPA172IDR come in?
It is available in an SOP-8 surface-mount package.
What are the key applications of this op-amp?
It is used in industrial automation, medical devices, test and measurement, audio processing, and sensor interfaces.
Does the OPA172IDR have low noise characteristics?
Yes, it features low noise, making it ideal for precision applications.
Is the OPA172IDR suitable for high-frequency applications?
With a unit gain bandwidth of 10MHz, it is suitable for moderate high-frequency applications, though performance may degrade at very high frequencies.
