H4P1K78DCA

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Through hole resistors are found in many different electronic circuits. Most commonly, these resistors are used to control the amount of current that flows through the circuit. They are passive components that work by controlling the voltage and current in the circuit. The type of resistor used in a circuit is determined by the type of application it is being used for.

The H4P1K78DCA is a through hole resistor designed for use in audio and video applications. The resistor is marked with an H4P1K78DCA code. This code is a reference to the makeup of the resistor, with the "H" denoting the size, the "4P" representing the power rating, and the "1K" indicating the resistance.The H4P1K78DCA resistor has a compact size and is well suited for space-constrained applications, such as in remote controls. The resistor is manufactured using a flame-resistant epoxy that has been tested to UL 94V-2. This epoxy protects the resistor from external damage and improves overall performance.The resistor\'s primary use is to reduce the current in a circuit to match the voltage requirements of the component. For example, a video signal may need to be reduced from 12 volts to 5 volts in order to reach an amplifier. In this case, the resistor simply serves as a current limiter and does not actively shape the signal. It is important to note that the value of the resistor will affect the current and therefore the signal, and so an appropriate value must be chosen for the application.

The working principle of the H4P1K78DCA is based on the formula V=IR, where V is the voltage, I is the current, and R is the resistance of the resistor. In other words, when a voltage is applied across the terminals of the resistor, a current will flow that is equal to the applied voltage divided by the resistance of the resistor. This formula can be used to calculate the power dissipated by the resistor when a known voltage and current is applied. The power dissipation of the H4P1K78DCA is calculated as P=IV, where V is the voltage and I is the current. When the power is calculated, it should be lower than the maximum power rating of the resistor, which is 4 watts.The H4P1K78DCA is an extremely useful through hole resistor, due to its small size, flame-resistant epoxy coating, and high power rating. It is well suited for use in audio and video applications, where a current adjustment or voltage reduction is necessary. The resistor allows for precise control of the current and voltage in the circuit, and can be used to ensure the optimal performance of the components in the circuit.

The specific data is subject to PDF, and the above content is for reference