AHA500FB-143R

Operating Temperature:	-55°C ~ 250°C
Failure Rate:	--
Package / Case:	Axial, Box
Lead Style:	Solder Lugs
Height - Seated (Max):	0.358" (9.10mm)
Size / Dimension:	0.591" L x 0.650" W (15.00mm x 16.50mm)
Mounting Feature:	Flanges
Coating, Housing Type:	Aluminum
Features:	--
Series:	AHA
Temperature Coefficient:	±200ppm/°C
Composition:	Wirewound
Power (Watts):	5W
Tolerance:	±1%
Resistance:	143 Ohms
Part Status:	Active
Packaging:	Bulk

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Chassis Mount Resistors: AHA500FB-143R Application Field and Working Principle

Chassis mount resistors are passive electronic components used for circuit protection, discharge, and current control. In most cases, they are mounted to the chassis of machines, such as computers, cars, and aircraft. They are designed to be easily installed and provide reliable performance when used in operating environments with conditions such as extreme temperatures, shock, vibration, and humidity. The AHA500FB-143R chassis mount resistor has become popular for its cost efficiency and flexibility in usage. It has a stable performance over a wide range of operating temperatures and can be incorporated into multiple applications. The AHA500FB-143R comes with a three-terminal design, which is further improved with a resistor element housed in a highly heat-resistant ceramic casing. It has a maximum power rating of 1W (5W at 70°C) and a temperature coefficient of 5ppm/°C - 15ppm/°C, making it suitable for various applications.The working principle of the AHA500FB-143R chassis mount resistor is simple yet efficient. When in operation, the resistor generates a predetermined amount of ohms, depending on the ceramic conductor\'s material and geometry. This ohm\'s is proportional to the voltage applied and inversely proportional to the current passing though the resistor. In an AC current flow, the resistor\'s ohm\'s changes every cycle, resulting in the dissipation of energy. This prevents the flow of current through the resistor and is key in protecting the circuit from damage. The AHA500FB-143R is a versatile chassis mount resistor that can be used in a variety of applications, such as power supplies, lighting systems, engine control, and high-voltage insulation. For its cost efficiency, the AHA500FB-143R chassis mount resistor can be used in demanding off-road applications such as electric and gasoline powered vehicles. Additionally, it can be installed in the chassis of an aircraft to dissipate heat.In terms of usage, the AHA500FB-143R chassis mount resistor is incredibly easy to use and install. All that\'s needed is the correct sized hole in the chassis and mounting hardware. The resistor\'s ceramic casing should be mounted with thermal grease for efficient heat transfer. Finally, the wires need to be connected to the resistor, making sure that the negative end is connected to the negative terminal. Overall, the AHA500FB-143R chassis mount resistor is an efficient, reliable, and cost-effective solution for circuit protection, discharge, and current control. Its wide range of features and design make it suitable for many applications in industrial, automotive, and aerospace evelopment. With the addition of the AHA500FB-143R to the range of chassis mount resistors, designers and engineers can now have greater flexibility in their projects.

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