H89K09DCA

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Through hole resistors are a staple of electrical engineering and are used in virtually every application imaginable. The use of through hole resistors ensures that a circuit is able to perform optimally for long periods of time without breaking down. H89K09DCA, a through hole resistor, is an example of one of the most common types of through-hole resistors in use today.

At its most basic level, the H89K09DCA is a simple three-terminal resistor composed of a single, accurate resistor element. The resistor element is securely mounted in a ceramic base with two outside terminals and a middle connection terminal, providing flexibility in its use and settings. This particular resistor is primarily used for high-frequency applications such as low-noise circuit design.

In terms of technology, the H89K09DCA uses a special thin film resistance element with an encased polyester chip. This chip ensures a highly accurate and reliable performance, with a maximum temperature coefficient of ±150ppm/°C, a low self-inductance of 0.7nH and a high capacitance of 6.5pF. The resistor is then mounted in a ceramic package that is resistant to shock, vibration and humidity.

In terms of its practical uses, the H89K09DCA provides superior stability in demanding environmental conditions, such as high temperature, moisture or vibration. As a result, it is often used for applications such as in the automotive industry, active filters, power supply noise suppression and semiconductor testing. In addition, it provides precision accuracy for circuitry that requires a precise impedance match, such as RFID readers and antenna matching circuits.

When looking at its working principle, it is important to understand how the three-terminal configuration of the resistor works in order to achieve its capabilities. At its core, the H89K09DCA is a precision resistor that consists of two resistors connected in series, with the outer terminals connected to two different points in the series circuit. By adjusting the effective impedance using the middle connection terminal, the resistor is able to offer precise resistances for a range of different applications.

As a through-hole resistor, the H89K09DCA is ideally suited for applications where the performance and reliability of the resistor is essential. Additionally, its small size makes it suitable for a variety of applications where space is limited. Thanks to its high performance, precision and accuracy, the H89K09DCA continues to be a popular choice for use in various designs and circuits.

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