Small surface-mount resistors for precision electronic circuits
Manufacturer： stackpole
# NMCR 0402 1 Product Series Introduction
## Overview
The NMCR 0402 1 product series represents a cutting - edge range of electronic components designed to meet the diverse and demanding requirements of modern electronic circuits. These components are engineered with precision and innovation, offering high - performance solutions for a wide array of applications. The "0402" in the series name refers to the industry - standard package size, which is 0.04 inches by 0.02 inches, making them suitable for use in compact and space - constrained electronic devices.
## Key Features
### High Precision
One of the standout features of the NMCR 0402 1 series is its high precision. These components are manufactured using advanced production techniques and strict quality control measures. This results in extremely accurate electrical characteristics, such as resistance values with tight tolerances. For example, the resistance tolerance can be as low as ±0.1%, ensuring that the components perform exactly as specified in the circuit design. This high precision is crucial in applications where even the slightest deviation in electrical values can lead to significant performance issues, such as in precision measurement equipment and high - end audio circuits.
### Low Temperature Coefficient of Resistance (TCR)
The NMCR 0402 1 series exhibits a low TCR. The TCR indicates how much the resistance of a component changes with temperature variations. A low TCR means that the resistance of the components in this series remains relatively stable over a wide temperature range. This is essential in applications where the operating temperature can fluctuate, such as in automotive electronics, industrial control systems, and outdoor communication equipment. By maintaining a stable resistance, the components help to ensure the reliability and consistency of the overall circuit performance.
### Excellent Power Handling Capability
Despite their small size, the components in the NMCR 0402 1 series have excellent power handling capabilities. They are designed to dissipate heat efficiently, allowing them to handle relatively high power levels without overheating. This makes them suitable for use in power - hungry applications, such as power supplies, voltage regulators, and RF amplifiers. The ability to handle high power in a small package is a significant advantage, as it enables the design of more compact and efficient electronic devices.
### High Frequency Performance
The NMCR 0402 1 series is optimized for high - frequency applications. The components have low parasitic capacitance and inductance, which minimizes signal distortion and loss at high frequencies. This makes them ideal for use in RF circuits, wireless communication devices, and high - speed data transmission systems. Whether it's in a 5G base station or a high - speed Wi - Fi router, these components can help to ensure reliable and efficient signal processing.
## Applications
### Consumer Electronics
In consumer electronics, the NMCR 0402 1 series is widely used in smartphones, tablets, and wearables. Their small size allows for the design of more compact and lightweight devices, while their high precision and performance ensure the proper functioning of various circuits, such as power management, audio amplification, and signal processing. For example, in a smartphone, these components can be used in the battery charging circuit to ensure accurate voltage regulation and efficient power transfer.
### Automotive Electronics
Automotive electronics require components that can withstand harsh operating conditions, including high temperatures, vibrations, and electrical noise. The NMCR 0402 1 series meets these requirements with its low TCR, high power handling, and excellent reliability. They are used in various automotive systems, such as engine control units, infotainment systems, and safety sensors. For instance, in an airbag sensor circuit, the high - precision components in this series help to ensure accurate and timely detection of collisions.
### Industrial Automation
In industrial automation, the NMCR 0402 1 series plays a crucial role