H864R9BCA

Series:	Holco, Holsworthy
Packaging:	Bulk
Part Status:	Active
Resistance:	64.9 Ohms
Tolerance:	±0.1%
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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Introduction to Through Hole Resistors: H864R9BCAThrough hole resistors are simple electronic components that, when connected to a circuit, resist the flow of electricity. The resistor’s basic function is to resist current so as to control the voltage and current flow in a circuit. Through hole resistors are not only used to control voltage and current, but also for temperature compensation, noise reduction, and voltage division in electronic circuits.The H864R9BCA is a through-hole resistor primarily used as a voltage reference, temperature sensor, or voltage divider. It is a 0.5 watt size and includes a 20% tolerance rating. The resistor features two independent mounting holes and also a high-density flex capacitor which can be mounted perpendicular or parallel to the resistor. It also has a wide temperature range of -55°C to +125°C.Application Field of H864R9BCAThe H864R9BCA is most commonly used in applications where reliable voltage regulation, temperature sensing, or voltage division is essential. One application where the H864R9BCA is especially suitable is in the field of automotive electronics. With its wide temperature range and 20% tolerance rating, the H864R9BCA is ideal for fluctuating temperature conditions typical of automobile applications as it is not affected by extreme changes in temperature.The H864R9BCA is also suitable for more stationary applications such as industrial machinery or consumer electronics. It could be used in high stability voltage reference systems, temperature measurement systems, and voltage division circuits. With its two independent mounting holes and high density flex capacitor, the H864R9BCA is considered to be more reliable than other similar resistors.Working Principle of H864R9BCAThe H864R9BCA is an Ohmic resistor, meaning it has a constant resistance throughout the range of voltage input to the circuit in which it is used. The resistor itself is made of two metal layers that have small gaps between them so that when electricity is applied to the circuit, the current flow is restricted as it passes through the small gaps. This resistance lowers the current in the circuit, thus reducing the voltage.The H864R9BCA also has a high-density flex capacitor which helps to reduce noise in the circuit, ensuring reliable performance. The flex capacitor stores and releases electrical energy quickly, reducing both high-frequency and low-frequency noise. This makes the H864R9BCA a great choice for applications that require extremely low levels of noise.Lastly, the H864R9BCA also features two independent mounting holes. These holes are used to connect the resistor to the circuit board, allowing for maximum stability and secure connectivity. This gives the resistors a longer life cycle and improved reliability in the field.ConclusionThe H864R9BCA is a through-hole, 0.5 watt resistor with two independent mounting holes and a high-density flex capacitor. It is most commonly used in applications where reliable voltage regulation, temperature sensing, or voltage division is essential. Its wide temperature range and high 20% tolerance rating makes it a perfect fit for automotive and stationary applications. The H864R9BCA also offers excellent noise reduction due to its high-density flex capacitor, and its two independent mounting holes ensure secure connectivity and longer lifespan than other similar resistors.

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