OPF472

series introduction

# OPF472 Product Series: Precision and Performance Redefined

## Overview
The OPF472 product series represents a pinnacle of engineering excellence in the field of operational amplifiers. Engineered to meet the most demanding requirements of modern electronic systems, these operational amplifiers offer a unique combination of high performance, reliability, and versatility. Whether you are working on precision instrumentation, audio processing, or high - speed data acquisition systems, the OPF472 series is designed to deliver outstanding results.

## Key Features

### High Precision
- **Low Offset Voltage**: The OPF472 series features extremely low input offset voltage, typically in the microvolt range. This low offset voltage ensures accurate signal amplification, minimizing errors in precision measurement applications. For example, in a sensor signal conditioning circuit, where small changes in the input signal need to be accurately amplified, the low offset voltage of the OPF472 helps in maintaining the integrity of the measured data.
- **Low Drift**: With low temperature drift characteristics, the offset voltage and gain of the OPF472 change very little over a wide temperature range. This stability is crucial in applications where the operating environment may experience significant temperature variations, such as industrial control systems and automotive electronics.

### High Gain and Bandwidth
- **High Open - Loop Gain**: The operational amplifiers in the OPF472 series offer a very high open - loop gain, often exceeding 1 million. This high gain allows for precise amplification of small input signals, making them suitable for applications such as medical instrumentation, where weak bio - signals need to be amplified for further processing.
- **Wide Bandwidth**: The OPF472 series provides a wide bandwidth, enabling it to handle high - frequency signals with ease. This makes it ideal for applications in communication systems, where high - speed data transfer and signal processing are required.

### Low Noise
- **Low Input Noise**: These operational amplifiers are designed to have low input noise, which is essential for applications that require high - sensitivity signal detection. In audio systems, for instance, low noise ensures a clean and clear sound reproduction, free from unwanted noise artifacts.

### Rail - to - Rail Operation
- **Input and Output**: The OPF472 series supports rail - to - rail input and output operation. This means that the input voltage range can extend from the negative supply rail to the positive supply rail, and the output voltage can swing close to both supply rails. Rail - to - rail operation maximizes the dynamic range of the amplifier, allowing it to handle a wider range of input and output signals, which is particularly useful in battery - powered applications where power supply voltage is limited.

## Applications

### Precision Instrumentation
- **Sensor Signal Conditioning**: In various types of sensors, such as pressure sensors, temperature sensors, and strain gauges, the OPF472 can be used to condition the weak sensor signals. Its high precision and low noise characteristics ensure accurate measurement and reliable data acquisition.
- **Data Acquisition Systems**: For data acquisition boards used in industrial and scientific applications, the OPF472 provides the necessary amplification and signal processing capabilities. Its wide bandwidth and high gain allow for fast and accurate sampling of analog signals.

### Audio Processing
- **Audio Amplifiers**: The low noise and high - fidelity performance of the OPF472 make it an excellent choice for audio amplifier circuits. It can be used in pre - amplifiers, power amplifiers, and audio mixers to provide clean and accurate audio amplification.
- **Audio Effects Units**: In audio effects units, such as guitar pedals and synthesizers, the OPF472 can be used to create various audio effects, such as distortion, delay, and reverb. Its high - speed performance and wide bandwidth enable the processing of complex audio signals.

### Communication Systems
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OPF472

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Datasheets

• OPF472

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