REF193

series introduction

# REF193 Product Series: Precision and Performance Redefined

## Overview
The REF193 product series stands as a pinnacle of engineering excellence, offering a comprehensive range of high - precision voltage references designed to meet the diverse and demanding requirements of modern electronic systems. These voltage references are engineered to provide stable, accurate, and reliable voltage outputs, making them an indispensable component in a wide array of applications, from industrial automation and instrumentation to telecommunications and automotive electronics.

## Key Features

### High Precision
One of the most notable features of the REF193 series is its exceptional precision. These voltage references offer extremely low initial output voltage errors, typically within a few millivolts. This high level of accuracy ensures that the output voltage closely matches the specified value, which is crucial for applications where precise voltage levels are required for proper operation. For example, in analog - to - digital converters (ADCs) and digital - to - analog converters (DACs), a precise voltage reference is essential to ensure accurate signal conversion and measurement.

### Low Temperature Coefficient
The REF193 series exhibits a very low temperature coefficient, which means that the output voltage remains stable over a wide temperature range. Temperature variations can cause significant changes in the performance of electronic components, but the low temperature coefficient of the REF193 voltage references minimizes these effects. This stability is particularly important in applications that operate in harsh environments, such as automotive under - the - hood electronics or industrial control systems exposed to extreme temperatures.

### Low Noise
Noise can be a major issue in sensitive electronic circuits, as it can introduce errors and degrade the performance of the system. The REF193 series is designed to have extremely low output noise, which helps to ensure clean and stable voltage signals. This low - noise characteristic makes the REF193 voltage references ideal for use in high - performance audio systems, medical instrumentation, and other applications where noise interference can have a significant impact on the quality of the output.

### Wide Output Voltage Range
The REF193 product series offers a wide range of output voltage options, allowing designers to select the most appropriate voltage reference for their specific application. Whether you need a low - voltage reference for battery - powered devices or a higher - voltage reference for industrial power supplies, the REF193 series has a solution to meet your needs. This flexibility makes the REF193 series a versatile choice for a variety of electronic designs.

### Low Power Consumption
In today's energy - conscious world, power consumption is a critical consideration in electronic design. The REF193 series is designed to operate with low power consumption, making it suitable for battery - powered and portable applications. The low power requirements not only extend the battery life of these devices but also reduce the overall heat dissipation, which can improve the reliability and longevity of the system.

## Package Options
The REF193 series is available in a variety of industry - standard package options, including small - outline integrated circuit (SOIC), thin - shrink small - outline package (TSSOP), and leadless chip carrier (LCC). These package options provide flexibility in terms of board layout and space requirements, allowing designers to optimize their PCB designs for different applications. The packages are also designed to provide good thermal performance, ensuring that the voltage references can operate reliably even under high - temperature conditions.

## Applications

### Industrial Automation
In industrial automation systems, precise voltage references are essential for accurate measurement and control. The REF193 series can be used in programmable logic controllers (PLCs), motor drives, and sensor interfaces to provide stable voltage references for analog - to - digital conversion and signal conditioning. The high precision and low temperature coefficient of the REF193 voltage references ensure reliable operation in industrial environments, where temperature variations and electrical noise are common.

### Telecommunications
Telecommunication systems require high - performance voltage references to ensure accurate signal

Images for reference

8-SOIC

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Datasheets

• REF19x Series
• PDF 2
• PDF 3

Partlist