Through Hole Resistors are one of the most commonly used components in electronics. The NKN5WSJR-73-16R, is a surface mount resistor array that features five resistor elements. It has a power rating of 0.25 watts, making it a perfect choice for projects that require consistent power delivery.

The NKN5WSJR-73-16R is designed with an open design configuration which simplifies installation and allows for excellent performance in various applications. It also features low resistance values and is available in both radial and axial leaded configurations. In addition, the surface mount configuration of this resistor array also helps minimize space on the circuit board.

In terms of application fields, the NKN5WSJR-73-16R is often used to power circuit boards in automotive, industrial, and consumer products, as well as in medical equipment. Its small size and excellent performance make it a great choice for projects where space is limited. Additionally, it can also be used in digital and analog circuits for signal conditioning.

In terms of working principle, the NKN5WSJR-73-16R is a resistor array that contains five resistor elements. Each element has a separate resistance value, which makes it possible to create a wide variety of different resistance values. The resistor array operates on the principle of Ohm\'s law, and the total resistance of the array depends on the individual resistance values of each component. The resistor array is powered by an external electrical source and the resistance values can be adjusted by changing the external voltage.

The NKN5WSJR-73-16R is a versatile tool that can be used in a variety of applications, delivering reliable, accurate, and consistent power to a circuit. Its small size, low cost, and wide range of available values make it a great choice for projects that require small amounts of power.