CF12JT620K

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Through Hole Resistors are among the most widely used types of resistors for electrical and electronic circuits. The CF12JT620K is a through hole resistor for applications such as current sensing, power dissipation, and voltage divider networks. This resistor can handle large currents, with maximum power dissipation of up to 65W. Its low resistance and high on-resistance tolerance ensure better reliability and accuracy.

The CF12JT620K features a thick film chip design, which is formed by sintering semiconductor ceramic material onto the temperature stable alumina substrate. This construction offers several advantages over traditional carbon composition resistors, including increased tolerance, improved long-term stability, greater power handling capability, and a smaller footprint. It also has an increased impedance-frequency stability, which makes it ideal for high frequency applications.

A major advantage of the CF12JT620K is its ability to dissipate heat effectively. Its thick film construction provides excellent thermal conductivity, which ensures that temperature gradients on the chip remain low, improving the reliability and stability of the resistor. Moreover, the solid-state construction also ensures that power losses due to thermal runaway are significantly reduced.

The CF12JT620K has an absolute tolerance of 5%, which means that its resistance will stay within plus or minus 5% of its stated resistance value in varying temperatures and humidity. Its maximum operating temperature is +150ºC, with a working temperature range of -55 to +150ºC. Additionally, the resistor has a high voltage and current rating, making it suitable for high voltage and power systems.

In terms of its working principle, the resistor works by creating a potential difference across its two terminals when a voltage is applied. The amount of resistance that the resistor offers depends on the material, its size, and its temperature. As the applied voltage increases, the current flowing through the resistor increases until it reaches its maximum limit. The resistor\'s current limit is determined by the material\'s resistivity, and its maximum power dissipation is limited by its temperature limit.

The CF12JT620K is an ideal choice of resistor for applications such as current sensing, power dissipation, and voltage divider networks. Its robust construction ensures superior reliability and stability, even in extreme environments. Moreover, its low internal resistance and large power-handling capability make it suitable for high-voltage and high-power systems. Lastly, its 5% absolute tolerance and accurate current and voltage ratings make it an ideal choice for a wide range of applications.

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