| Allicdata Part #: | CMF5021R500DHBF-ND |
| Manufacturer Part#: |
CMF5021R500DHBF |
| Price: | $ 0.63 |
| Product Category: | Resistors |
| Manufacturer: | Vishay Dale |
| Short Description: | RES 21.5 OHM 1/4W .5% AXIAL |
| More Detail: | 21.5 Ohms ±0.5% 0.25W, 1/4W Through Hole Resistor ... |
| DataSheet: |  CMF5021R500DHBF Datasheet/PDF |
| Quantity: | 1000 |
| 100 +: | $ 0.56700 |
| 300 +: | $ 0.48600 |
| 500 +: | $ 0.40500 |
| 1000 +: | $ 0.35100 |
| 5000 +: | $ 0.34020 |
| Series: | CMF |
| Packaging: | Bulk |
| Part Status: | Active |
| Resistance: | 21.5 Ohms |
| Tolerance: | ±0.5% |
| Power (Watts): | 0.25W, 1/4W |
| Composition: | Metal Film |
| Features: | Flame Retardant Coating, Moisture Resistant, Safety |
| Temperature Coefficient: | ±50ppm/°C |
| Operating Temperature: | -55°C ~ 175°C |
| Package / Case: | Axial |
| Supplier Device Package: | Axial |
| Size / Dimension: | 0.065" Dia x 0.150" L (1.65mm x 3.81mm) |
| Height - Seated (Max): | -- |
| Number of Terminations: | 2 |
| Failure Rate: | -- |
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Through Hole Resistors are components that are used in a variety of electrical engineering applications. The CMF5021R500DHBF is a type of through-hole resistor that is designed primarily for power applications. It is a non-inductive, non-polarized resistor that has a very low equivalent series resistance (ESR) of only 0.0625 ohms.
The CMF5021R500DHBF is made up of four layers of thick-film resistive elements that are soldered onto a ceramic substrate. The materials used in these resistive elements are typically tin-lead, silver-manganese, and palladium-silver, which provides excellent performance characteristics, such as low temperature coefficient, high power rating, and low inductance.
The working principle of the CMF5021R500DHBF is relatively simple. When a voltage is applied across its terminals, it produces an electrical current that is proportional to the voltage across the resistor, in accordance with Ohm\'s law. The current then passes through the resistive elements of the through-hole resistor, creating a resistance to the current flow. The current then passes through the substrate to the opposite side, completing the circuit.
The CMF5021R500DHBF is typically used in applications such as DC/DC converters, power supplies, and voltage regulators. Its low ESR and excellent temperature characteristics make it an ideal choice for precision voltage regulation and high efficiency power conversion applications. The resistor is also well suited for switching power supplies, personal computers, communication systems, automotive audio systems, and consumer electronics.
The CMF5021R500DHBF is a reliable and efficient through-hole resistor for many electrical engineering applications. Its low ESR, high power rating, and low temperature coefficient make it an excellent choice for precision voltage regulation and high efficiency power conversion applications. It is a cost-effective, reliable, and robust solution for modern power applications.
The specific data is subject to PDF, and the above content is for reference
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