H4P18RFCA

Series:	Holco, Holsworthy
Packaging:	Bulk
Part Status:	Active
Resistance:	18 Ohms
Tolerance:	±1%
Power (Watts):	1W
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:	0.146" Dia x 0.394" L (3.70mm x 10.00mm)
Height - Seated (Max):	--
Number of Terminations:	2
Failure Rate:	--

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Through Hole Resistors Application Field and Working Principle

Through hole resistors are a key component in the electronics industry. They are used for a variety of purposes such as voltage regulation, current limiting, signal amplification, and more. They come in a wide range of shapes and sizes, and it is important to understand their application fields and working principles in order to select the right type for a given application. Through hole resistors are classified according to their physical measurements. The most common size is a 4mm x 4mm square shape. This size is suitable for most basic projects. Other sizes are available including a 5mm x 5mm size, which is typically used in applications requiring higher power.The working principle of through hole resistors is simple. When current flows through a conductor, an amount of electrical energy is dissipated. This energy is known as resistance. The size and shape of the conductor determines the amount of resistance offered by the conductor. This is why through hole resistors are designed in various shapes and sizes to meet the needs of different applications. Through hole resistors are commonly used in a variety of industries and applications. They are often used in circuits that require precise current regulation and voltage regulation. They are also used in power supplies, audio amplifiers, instrumentation devices, servos, and many other applications. Through hole resistors are available in two basic types: film and wirewound. Film resistors have a layer of thin insulation coating over a substrate. Wirewound resistors are formed by winding a coil around a core material. Both types offer different levels of accuracy and performance, so the correct type should be chosen based on the needs of the application. Through hole resistors also come in several forms. Through-hole resistors with discrete terminals are found in boards with components mounted in holes. The most common type is the two-terminal resistor, which is generally used in basic applications. The four-terminal through hole resistor is typically used in more complex applications, where greater accuracy is required.Through hole resistors are designed to work with different power levels. They come in standard power ratings that range from 0.1W to 10W. Low power resistors can handle currents of less than 1 amp, while higher power resistors can handle currents of up to 50 amps or more. The amount of power rating should be chosen based on the application and the expected power consumption.Overall, through hole resistors are a reliable component used in a variety of applications. They offer great accuracy and reliability, and they come in a variety of sizes and shapes to suit different application requirements. Understanding the application field and working principle of through hole resistors is key to ensuring the optimal performance of your circuit.

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Part Number	Manufacturer	Price	Quantity	Description