H4P787KDCA

Series:	Holco, Holsworthy
Packaging:	Bulk
Part Status:	Active
Resistance:	787 kOhms
Tolerance:	±0.5%
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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.H4P787KDCA Through Hole Resistors : Application Field and Working PrincipleThrough hole resistors play an important role in many electronic circuits. These components, also referred to as “THRs” or “ceramic resistors”, are a type of passive component that exhibits a specific electrical resistance, usually measured in Ohms (Ω).The H4P787KDCA through hole resistor is a high-accuracy ceramic-based resistive element made with porous high-grade aluminum oxide. It features low temperature coefficient, short circuit protection, excellent high frequency characteristics, and superior high temperature stability, making it ideal for its intended applications. Application FieldThe H4P787KDCA through hole resistor is a popular choice for a wide range of applications, including power supplies, telecommunications, audio/video equipment, control systems, medical device systems, consumer electronics, and more. It is also suitable for medical instrumentation, resistive sensors, and uninterrupted power supplies.Its broad range of features, as well as its ability to keep a high accuracy even at vastly different temperatures, make it ideal for applications requiring precise temperature control and accuracy. Its excellent performance makes it suitable for medical equipment, instrumentation, power supplies, and telecommunications.Working Principle The H4P787KDCA through hole resistor is composed of two contact pads for connection, a metallic resistor element, a central ceramic cylinder, and a core support. Electrons move through the resistor on the metallic resistor element, generating resistance by avoiding the ceramic cylinder. Because the contact pads are also coated with aluminum oxide, electrons have difficulties passing through the ceramic layer and thus creating a resistance. The ceramic layer’s stability is achieved by a solid core support, which maintains the ceramic\'s shape and ensures a uniform setting that optimizes the resistor\'s performance. By controlling the level of resistivity generated, the H4P787KDCA through hole resistor is able to display precise resistance values, even when subjected to various outside influences, such as temperature changes or vibrations. This makes it suitable for a variety of sensitive applications, where resistance accuracy is a must. Conclusion The H4P787KDCA through hole resistor is suitable for a wide range of applications, from power supplies and telecommunications, to medical equipment and instrumentation. Its superior temperature and frequency characteristics make it highly accurate even in a range of different conditions. Moreover, its ceramic layer and core support ensure that its resistance remains highly precise, making it a popular choice for a variety of sensitive applications.

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