H818K7BDA

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Through Hole Resistors play an important role in electronics. They are used to increase or decrease the current or voltage in electrical circuits. The H818K7BDA is a type of through hole resistor, which is designed for power applications. It has a high power dissipation capability due to its large size and solid construction.

The H818K7BDA is a non-linear, positive-temperature coefficient (PTC) resistor. It has a maximum dissipation power of 8W at a temperature of up to 260°C. The resistor is composed of two parts: a ceramic housing and a carbon film resistor. The ceramic housing acts as an insulator, while the carbon film resistor acts as a heating element.

The H818K7BDA can be used in various applications, most commonly in power supplies, motor drives, LED lighting, battery chargers, and solar energy systems. It is also used in medical and military communication systems, as well as consumer electronics. In these applications, the resistor increases or decreases the current to control the voltage or current in a specific circuit.

The working principle of the H818K7BDA is simple. When a current passes through the resistor, the resistor heats up. The heat causes the resistor to increase its resistance, which causes the current to be reduced. In turn, this reduces the power dissipation in the circuit, providing overload protection. The resistor can also be used in reverse, allowing the current to be increased or decreased depending on the requirements of the specific application.

The H818K7BDA is easy to install and can be used in a variety of environments. It has a robust construction, making it resistant to vibration and shocks, as well as high temperatures. In addition, the resistor has a low contact resistance and is fully insulated, so it provides excellent protection against short circuits. The resistor is also compatible with a wide range of devices and components, making it a convenient and versatile option.

Overall, the H818K7BDA is a versatile and reliable through hole resistor. It is designed for high power applications and is easy to install. The resistor\'s high power dissipation and low contact resistance make it suitable for a variety of applications, from medical and military communication systems to consumer electronics. It also has a robust construction, making it an excellent choice for power control and overload protection.

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