AHA50AJB-0R91

Operating Temperature:	-55°C ~ 250°C
Failure Rate:	--
Package / Case:	Axial, Box
Lead Style:	Solder Lugs
Height - Seated (Max):	0.650" (16.50mm)
Size / Dimension:	1.969" L x 1.142" W (50.00mm x 29.00mm)
Mounting Feature:	Flanges
Coating, Housing Type:	Aluminum
Features:	--
Series:	AHA
Temperature Coefficient:	±200ppm/°C
Composition:	Wirewound
Power (Watts):	50W
Tolerance:	±5%
Resistance:	910 mOhms
Part Status:	Active
Packaging:	Bulk

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Chassis Mount Resistors: AHA50AJB-0R91 Application Field and Working Principle

AHA50AJB-0R91 Resistors, also known as chassis mount resistors, are widely used in electronics and automotive industries primarily for voltage and current regulation, signal or pulse-width modulation, and noise cancellation. They provide solutions to design engineers, technicians, and hobbyists in the fields of automotive, aviation, consumer products, industrial and medical applications.

What is AHA50AJB-0R91?

AHA50AJB-0R91 is a type of chassis mount resistor with 0.25 W power rating. It is a through-hole resistors, which means that it consists of a conductive material wrapped in two layers each with appropriate insulation, housed in a ceramic body and mounted to an aluminum or copper chassis. This ensures maximum heat dissipation, ideal for power supplies or any electronic devices which require e high current and accurate resistance values. It is very easy to install and is typically used in any kind of electrical apparatus, where there is a need for a high current and the reliability of consistent resistance values over time.

Application Field of AHA50AJB-0R91

AHA50AJB-0R91 Resistors are used in numerous industries due to their vast applications. They are used in any kind of application that uses high current, such as automotive, aerospace, industrial, and consumer electronics, where they are used for current and voltage regulation. Many consumer products also use this type of resistor, such as electric motors, telephone equipment, amplifiers, LCD TVs, and so on.AHA50AJB-0R91 Resistors can also be used to reduce magnetic interference, minimize errors in power output, and improve the life of sensitive electronics. In addition to this, they are used to slow down the speed of turbines, as well as for controlling motor speed, and are used in the design of high-power motor control devices.

Working Principle of AHA50AJB-0R91

AHA50AJB-0R91 Resistors work in a similar way to a basic resistor, but the chassis mount allows it to dissipate heat more effectively. When a high current passes through the resistor, the two outside layers convert the current to heat, which is then dissipated through the body of the resistor. The ceramic body and copper chassis act as a heat sink to aid in this dissipation, ensuring the resistor does not overheat and providing the maximum amount of protection for the circuit.The resistor is typically connected directly to the chassis of the electrical device and acts as an impedance between the power source and the output devices. The resistor allows for the passage of current while preventing or limiting spikes in current, allowing for easier control over power output and voltage regulation. This is why it is an ideal choice for consumer electronics, industrial, and automotive applications.

Conclusion

AHA50AJB-0R91 chassis mount resistors are a reliable and cost-effective solution for applications ranging from consumer electronics to aerospace applications. They are easy to install, provide consistent resistance values over time, and can also be used to slow down the speed of turbines and motors, as well as reducing magnetic interference. In addition, they are designed to provide maximum protection from overheating due to their chassis-mounted design.

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