H818RFDA Allicdata Electronics
Allicdata Part #:

H818RFDA-ND

Manufacturer Part#:

H818RFDA

Price: $ 0.25
Product Category:

Resistors

Manufacturer: TE Connectivity Passive Product
Short Description: RES 18.0 OHM 1/4W 1% AXIAL
More Detail: 18 Ohms ±1% 0.25W, 1/4W Through Hole Resistor Axia...
DataSheet: H818RFDA datasheetH818RFDA Datasheet/PDF
Quantity: 1000
250 +: $ 0.22523
Stock 1000Can Ship Immediately
$ 0.25
Specifications
Series: Holco, Holsworthy
Packaging: Bulk 
Part Status: Active
Resistance: 18 Ohms
Tolerance: ±1%
Power (Watts): 0.25W, 1/4W
Composition: Metal Film
Features: Pulse Withstanding
Temperature Coefficient: ±25ppm/°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 such as the H818RFDA are widely used in electronic applications today. In this article we will discuss the different application fields of H818RFDA and its working principle.

Application Fields

The H818RFDA through hole resistor is mainly found in many consumer electronic devices such as computers, audio amplifiers, televisions, and other high-reliability applications. This resistor is also widely used in power supplies as it offers precise current regulation. Furthermore, it is used in battery chargers and voltage regulators. The H818RFDA is also suitable for many commercial and industrial applications, such as medical instruments, telecommunications devices, automotive and aerospace applications, and much more.

The H818RFDA through hole resistor is generally designed to handle moderate to high voltages and currents. Its temperature coefficient provides a stable performance in temperature-sensitive circuits. Also, this resistor offers a high-precision resistance value due to decreased leads ending resistance. Therefore, this resistor is often used in precision applications.

Working Principle

The H818RFDA through hole resistor uses an internal resistor that connects to two contact points. These points are usually embedded in the device, and they act as input and output points for current flow. When current passes through the resistor, its resistance value affects the current flow. This affects how much power is consumed, and the voltage drop across the resistor. Also, the resistor’s resistance value affects the current and voltage distribution between the two connections.

The resistivity of the resistor is an important factor in its performance. When the resistivity is too high, too much power is consumed and less voltage is available for the connected circuits. On the other hand, if the resistivity is too low, then the voltage available for the connected circuits will be too high. Therefore, it is important to pay attention to the resistivity of the resistor being used to ensure it is suitable for the application.

The temperature coefficient of the resistor is also an important factor in its performance. This coefficient affects the resistance value of the resistor. The temperature coefficient is typically in the range of ±100 ppm/°C to ±25 ppm/°C for the H818RFDA through hole resistor. It must be taken into account to optimize the performance of the device.

As stated above, the H818RFDA through hole resistor is a reliable component that has been designed to cope with moderate to high wattage loads. Its precise value and temperature coefficient provide the necessary accuracy required for many different applications. Thus, it is an important part of any electronics design.

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

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