| 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 Datasheet/PDF |
| Quantity: | 1000 |
| 250 +: | $ 0.23546 |
| 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: | -- |
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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
| Part Number | Manufacturer | Price | Quantity | Description |
|---|
| H81K24FDA | TE Connectiv... | 0.25 $ | 1000 | RES 1.24K OHM 1/4W 1% AXI... |
| H81K47BDA | TE Connectiv... | 0.39 $ | 1000 | RES 1.47K OHM 1/4W 0.1% A... |
| H81K0FYA | TE Connectiv... | 0.27 $ | 1000 | RES 1.00K OHM 1/4W 1% AXI... |
| H81K13BCA | TE Connectiv... | 0.35 $ | 1000 | RES 1.13K OHM 1/4W 0.1% A... |
| H81K18BCA | TE Connectiv... | 0.35 $ | 1000 | RES 1.18K OHM 1/4W 0.1% A... |
| H81K65FYA | TE Connectiv... | 0.27 $ | 1000 | RES 1.65K OHM 1/4W 1% AXI... |
| H81K1FDA | TE Connectiv... | 0.25 $ | 1000 | RES 1.10K OHM 1/4W 1% AXI... |
| H81K47DCA | TE Connectiv... | 0.26 $ | 1000 | RES 1.47K OHM 1/4W 0.5% A... |
| H81K05DYA | TE Connectiv... | 0.36 $ | 1000 | RES 1.05K OHM 1/4W 0.5% A... |
| H81K87BDA | TE Connectiv... | 0.39 $ | 1000 | RES 1.87K OHM 1/4W 0.1% A... |
| H81K21DYA | TE Connectiv... | 0.36 $ | 1000 | RES 1.21K OHM 1/4W 0.5% A... |
| H81K47DYA | TE Connectiv... | 0.36 $ | 1000 | RES 1.47K OHM 1/4W 0.5% A... |
| H81K5FYA | TE Connectiv... | 0.27 $ | 1000 | RES 1.50K OHM 1/4W 1% AXI... |
| H81K62BZA | TE Connectiv... | 0.31 $ | 1000 | RES 1.62K OHM 1/4W 0.1% A... |
| H81K13BYA | TE Connectiv... | 0.4 $ | 1000 | RES 1.13K OHM 1/4W 0.1% A... |
| H81K87DCA | TE Connectiv... | 0.26 $ | 1000 | RES 1.87K OHM 1/4W 0.5% A... |
| H81K1FYA | TE Connectiv... | 0.27 $ | 1000 | RES 1.10K OHM 1/4W 1% AXI... |
| H81K21BCA | TE Connectiv... | 0.35 $ | 1000 | RES 1.21K OHM 1/4W 0.1% A... |
| H81K27BCA | TE Connectiv... | 0.35 $ | 1000 | RES 1.27K OHM 1/4W 0.1% A... |
| H81K15DZA | TE Connectiv... | 0.24 $ | 1000 | RES 1.15K OHM 1/4W 0.5% A... |
| H81K37FDA | TE Connectiv... | 0.25 $ | 1000 | RES 1.37K OHM 1/4W 1% AXI... |
| H81K33BDA | TE Connectiv... | 0.39 $ | 1000 | RES 1.33K OHM 1/4W 0.1% A... |
| H81K69BYA | TE Connectiv... | 0.4 $ | 1000 | RES 1.69K OHM 1/4W 0.1% A... |
| H81K78DZA | TE Connectiv... | 0.24 $ | 1000 | RES 1.78K OHM 1/4W 0.5% A... |
| H81K37BDA | TE Connectiv... | 0.39 $ | 1000 | RES 1.37K OHM 1/4W 0.1% A... |
| H81K21DZA | TE Connectiv... | 0.24 $ | 1000 | RES 1.21K OHM 1/4W 0.5% A... |
| H81K0BCA | TE Connectiv... | 0.35 $ | 1000 | RES 1.00K OHM 1/4W 0.1% A... |
| H81K54BYA | TE Connectiv... | 0.4 $ | 1000 | RES 1.54K OHM 1/4W 0.1% A... |
| H81K5BBA | TE Connectiv... | 0.67 $ | 1000 | RES 1.50K OHM 1/4W 0.1% A... |
| H81K5FZA | TE Connectiv... | 0.2 $ | 1000 | RES 1.50K OHM 1/4W 1% AXI... |
| H81K62DZA | TE Connectiv... | 0.24 $ | 1000 | RES 1.62K OHM 1/4W 0.5% A... |
| H81K6FDA | TE Connectiv... | 0.25 $ | 1000 | RES 1.60K OHM 1/4W 1% AXI... |
| H81K87BZA | TE Connectiv... | 0.31 $ | 1000 | RES 1.87K OHM 1/4W 0.1% A... |
| H81K1FCA | TE Connectiv... | 0.23 $ | 1000 | RES 1.10K OHM 1/4W 1% AXI... |
| H81K58BCA | TE Connectiv... | 0.35 $ | 1000 | RES 1.58K OHM 1/4W 0.1% A... |
| H81K69BDA | TE Connectiv... | 0.39 $ | 1000 | RES 1.69K OHM 1/4W 0.1% A... |
| H81K47BYA | TE Connectiv... | 0.4 $ | 1000 | RES 1.47K OHM 1/4W 0.1% A... |
| H81K2FYA | TE Connectiv... | 0.27 $ | 1000 | RES 1.20K OHM 1/4W 1% AXI... |
| H81K8FYA | TE Connectiv... | 0.27 $ | 1000 | RES 1.80K OHM 1/4W 1% AXI... |
| H81K91BYA | TE Connectiv... | 0.4 $ | 1000 | RES 1.91K OHM 1/4W 0.1% A... |
RES WW 7W 5% TH68 kOhms 5% 7W Through Ho...
RES WW 7W 5% TH1.3 Ohms 5% 7W Through Ho...
RES 24.9 OHM 1/4W 1% AXIAL24.9 Ohms 1% 0...
RES 2.8 OHM 3W 0.5% WW AXIAL2.8 Ohms 0.5...
RES 750K OHM 1/4W 1% AXIAL750 kOhms 1% 0...
RES 340 OHM 1W 1% WW AXIAL340 Ohms 1% 1W...
H81K21DCA Datasheet/PDF