H861R9DCA

Series:	Holco, Holsworthy
Packaging:	Bulk
Part Status:	Active
Resistance:	61.9 Ohms
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

H861R9DCA is a kind of through-hole resistor used in a wide range of applications. It is commonly used in electronic circuits, medical equipment, automotive industry, and high-power applications. This kind of resistor features low noise, low temperature coefficient, high voltage and power ratings.The working principle of a through-hole resistor is based on Ohm\'s law. Ohm\'s law states that the current through a resistor is directly proportional to the voltage across it. This means that when a voltage is applied across the resistor, a current will flow through it proportional to the applied voltage. The voltage divided by the current is known as the resistor\'s resistance.The resistor\'s resistance is determined by its size, construction, and material. The size of the resistor will determine its resistance, as more material will result in higher resistance. The material used in the resistor affects its resistance as different materials have different resistivities. The construction of the resistor also influences its resistance, as varying the number of connections, number of layers, and other such things can impact the resistance of the resistor.The H861R9DCA through-hole resistor is made from a variety of materials, depending on its intended application and the power ratings required. Generally, the material is made up of carbon, iron, tin, aluminum, or manganese. The combination of these materials imparts the required resistance to the resistor, along with the ability to withstand high temperatures and intense heat.In terms of application, the H861R9DCA is primarily used in automotive and medical applications. Common automotive uses include providing overhead protection from overloads and shorts in electrical systems, as well as providing voltage regulation and protection on automotive circuits. In medical equipment, they are used as power resistors, which help regulate the amount of current in the medical device. In high-power applications, they are widely used as damping resistors to reduce the impacts of high-voltage transients, and to protect sensitive components from high levels of current.Because of its wide operating range and versatile applications, the H861R9DCA through-hole resistor is an essential component of many electronic products. Its resistance value and operating temperature ranges make it suitable for many different applications, and its ability to withstand high temperatures and intense heat make it extremely durable and reliable.

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