H81K21DCA Allicdata Electronics
Allicdata Part #:

H81K21DCA-ND

Manufacturer Part#:

H81K21DCA

Price: $ 0.26
Product Category:

Resistors

Manufacturer: TE Connectivity Passive Product
Short Description: RES 1.21K OHM 1/4W 0.5% AXIAL
More Detail: 1.21 kOhms ±0.5% 0.25W, 1/4W Through Hole Resistor...
DataSheet: H81K21DCA datasheetH81K21DCA Datasheet/PDF
Quantity: 1000
250 +: $ 0.23546
Stock 1000Can Ship Immediately
$ 0.26
Specifications
Series: Holco, Holsworthy
Packaging: Bulk 
Part Status: Active
Resistance: 1.21 kOhms
Tolerance: ±0.5%
Power (Watts): 0.25W, 1/4W
Composition: Metal Film
Features: Pulse Withstanding
Temperature Coefficient: ±50ppm/°C
Operating Temperature: -55°C ~ 155°C
Package / Case: Axial
Supplier Device Package: Axial
Size / Dimension: 0.098" Dia x 0.283" L (2.50mm x 7.20mm)
Height - Seated (Max): --
Number of Terminations: 2
Failure Rate: --
Description

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Through hole resistors are some of the most commonly used electronic components in a wide variety of circuit designs. A H81K21DCA is one type of these resistors and they come with a variety of different features and characteristics. This article will outline the different fields of use for the H81K21DCA and some of the working principles behind it.

How Does A H81K21DCA Work?

The way a H81K21DCA works is relatively simple. It is an electrical resistance element, meaning it restricts or limits the current flow and dissipates heat. This is done by the arrangement of ions found inside the resistor which create friction, resulting in the generated heat. The power dissipation in a H81K21DCA is kept at a relatively low value to prevent overheating and other related issue.

Another essential feature of H81K21DCA is its size. You will notice that these resistors are relatively small in size, which is necessary so it can be used on smaller circuit boards. Along with that, these resistors have a relatively high performing operating temperature range, which helps maintain the flow of current and reduce the risk of any overheating.

Fields Of Use For H81K21DCA

A H81K21DCA can be used for a wide range of different applications, but some of the most prominent uses are in consumer electronics and automotive systems. Some of the products that include these resistors include computers, phones, tablets, and other portable electronic devices. Another example of H81K21DCA implementation can be found in the automotive sector, where they are often used for controlling various lighting and electronic systems.

In addition to that, H81K21DCA are also used in various other sectors such as aerospace and medical, for both industrial and consumer purposes. This makes these resistors very attractive when it comes to having a reliable and efficient component for various applications.

Advantages Of Using H81K21DCA

One of the main advantages of using a H81K21DCA is the extremely low power dissipation. This helps to keep the overall cost of production low, as well as decreasing the risk of overheating in various applications. Along with that, these resistors come with an impressive operating temperature range, which is essential for some pieces of equipment that require reliable current flow.

Other advantages of these resistors are the fact that they are relatively compact, meaning that they are suitable for use in smaller pieces of equipment or on small circuit boards. This helps to save space and reduce the complexity of circuit designs. In addition, these resistors are also very easy to install and replace, which is essential for any repairs and maintenance.

Conclusion

Overall, H81K21DCA are very efficient and reliable resistors that are suitable for various fields of applications. Their small size and low power dissipation make them attractive options for many circuit designs, with their relatively long-lasting lifespan also being an added bonus. From consumer electronics to aerospace systems, these resistors offer a reliable and cost-effective solution.

The specific data is subject to PDF, and the above content is for reference

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