SMM02040E1002
Precision thin film MELF resistors for surface mount applications
Manufacturer： vishay
series introduction
# Introduction to the SMM02040E1002 Product Series
## Overview
The SMM02040E1002 product series represents a cutting - edge solution in the field of electronic components, specifically engineered to meet the diverse and demanding requirements of modern electronic systems. This series combines advanced technology, high - quality materials, and meticulous manufacturing processes to deliver exceptional performance and reliability.
## Physical Characteristics
### Dimensions
The SMM02040E1002 components are designed with a compact form factor. The specific dimensions of 02040 (which may follow a standard industry sizing convention) make them suitable for applications where space is at a premium. This compact size allows for easy integration into densely populated printed circuit boards (PCBs), enabling the development of smaller and more portable electronic devices.
### Packaging
The series is typically available in industry - standard packaging options. This may include tape - and - reel packaging, which is ideal for automated pick - and - place assembly processes. The tape - and - reel packaging ensures efficient handling during mass production, reducing assembly time and costs while maintaining high levels of accuracy.
## Electrical Performance
### Resistance Value
The "1002" in the product code indicates a specific resistance value. In the common resistor coding system, 1002 represents a resistance of 100 x 10² ohms, which is 10,000 ohms or 10 kΩ. This precise resistance value is crucial for applications where accurate voltage division, current limiting, or signal attenuation is required.
### Tolerance
The SMM02040E1002 series offers a tight tolerance level. A low tolerance ensures that the actual resistance of each component closely matches the specified value. This is essential in applications such as precision measurement circuits, where even small deviations in resistance can lead to significant errors in the overall system performance.
### Power Rating
These components are designed to handle a specific power rating. The power rating determines the maximum amount of power that the resistor can dissipate without overheating or suffering damage. The appropriate power rating for the SMM02040E1002 series is carefully selected to ensure reliable operation in a wide range of applications, from low - power consumer electronics to more demanding industrial and automotive systems.
## Temperature Coefficient
The temperature coefficient of resistance (TCR) is an important parameter for the SMM02040E1002 series. A low TCR means that the resistance of the component changes minimally with temperature variations. This is critical in applications where the operating temperature can fluctuate, such as in automotive electronics or outdoor - use devices. By maintaining a stable resistance over a wide temperature range, the SMM02040E1002 series helps to ensure the consistent performance of the overall electronic system.
## Applications
### Consumer Electronics
In consumer electronics, such as smartphones, tablets, and wearables, the SMM02040E1002 series can be used for various functions. They can be employed in power management circuits to limit current and protect sensitive components. In audio circuits, these resistors can be used for signal attenuation and impedance matching, ensuring high - quality sound output.
### Industrial Automation
Industrial automation systems require reliable and precise electronic components. The SMM02040E1002 series can be used in control circuits, sensor interfaces, and communication modules. Their high - precision resistance values and stable performance under different environmental conditions make them suitable for use in harsh industrial environments.
### Automotive Electronics
Automotive applications demand components that can withstand high temperatures, vibrations, and electrical noise. The SMM02040E1002 series meets these requirements and can be used in engine control units (EC
Images for reference
Image Preview