RN731JTTD7502B

Precision thin film resistors for surface-mount electronic circuits

Manufacturer: koa-speer

series introduction

# Introduction to the RN731JTTD7502B Product Series

## Overview
The RN731JTTD7502B product series represents a cutting - edge range of electronic components that are designed to meet the diverse and demanding requirements of modern electronic circuits. These components are engineered with precision and adhere to the highest industry standards, making them a reliable choice for a wide variety of applications.

## Key Features

### High Precision
One of the standout features of the RN731JTTD7502B series is its high precision. The resistors in this series are manufactured with tight tolerance levels. This means that the actual resistance value of each component closely matches its specified value. For example, in applications where accurate voltage division or current limiting is crucial, such as in precision measurement instruments or sensor circuits, the high - precision nature of these resistors ensures reliable and consistent performance.

### Excellent Temperature Stability
Temperature can have a significant impact on the performance of electronic components. The RN731JTTD7502B series is designed to offer excellent temperature stability. It has a low temperature coefficient of resistance (TCR). This means that the resistance value of the components changes very little over a wide range of operating temperatures. Whether the device is operating in a cold environment, such as in outdoor industrial sensors, or in a hot environment like inside a power - dense electronic enclosure, the resistors in this series will maintain their performance, reducing the need for temperature - compensation circuits.

### Low Noise
In many electronic applications, especially those involving audio or high - frequency signals, noise can be a major issue. The RN731JTTD7502B series is engineered to produce low noise. This is achieved through advanced manufacturing processes and the use of high - quality materials. Low - noise resistors are essential in applications such as audio amplifiers, where any unwanted noise can degrade the sound quality, or in radio frequency (RF) circuits, where noise can interfere with signal reception and transmission.

### High Power Rating
Despite their relatively small size, the components in the RN731JTTD7502B series have a high power rating. This allows them to handle significant amounts of power without overheating or experiencing performance degradation. In power - management circuits, such as voltage regulators or DC - DC converters, the ability to dissipate power efficiently is crucial. The high - power rating of these resistors enables them to be used in such high - power applications, providing a compact and reliable solution.

## Technical Specifications

### Resistance Value
The RN731JTTD7502B series offers a specific resistance value. In this case, the "7502" in the part number indicates a resistance value. Using the standard resistor - coding system, the first three digits (750) represent the significant figures, and the last digit (2) represents the multiplier. So, the resistance value is 750 x 10² = 75,000 ohms or 75 kΩ.

### Tolerance
The tolerance of the resistors in this series is typically very tight. For example, a common tolerance value for this series might be ±1%. This means that the actual resistance value of a resistor can vary by no more than 1% from its specified value. A tight tolerance is important in applications where precise resistance values are required for proper circuit operation.

### Temperature Coefficient of Resistance (TCR)
The TCR of the RN731JTTD7502B series is relatively low. A typical TCR value might be in the range of ±50 ppm/°C. This indicates that for every degree Celsius change in temperature, the resistance value of the resistor will change by no more than 50 parts per million. A low TCR ensures stable performance over a

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Datasheets

Partlist

RN731JTTD7502B25
RN731JTTD7502B50