RC55Y-7K15BI

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Through Hole Resistors

Through hole resistors are one of the most commonly used components in circuit design due to their simplicity and reliability. They come in two main varieties: metal-oxide film and carbon film. There are also specialty types of through hole resistors such as current sensing and surge protection components. The RC55Y-7K15BI is a carbon film through hole resistor that is widely used in various applications.

Overview of RC55Y-7K15BI

The RC55Y-7K15BI is a carbon film type through hole resistor. It has a nominal resistance value of 7.15K ohms and a wattage rating of 1/4 or 0.25 watt, depending on the manufacturer. It has a voltage rating of 250 volts and a tolerance of ±5%. It is a cylindrical component with a body length of 15mm and a diameter of 6mm. Its operating temperature range is −55 to +125°C. Finally, it has a thermal resistance of 5.5°C/W.

Applications of RC55Y-7K15BI

The RC55Y-7K15BI is primarily used in circuit designs that require a high-precision, precision-regulated resistor. These include circuits for medical equipment, laboratory testing equipment, and other precision instruments. It is also used in voltage regulators, DC motor controllers, power amplifiers, and other circuits that require a high degree of accuracy. This type of resistor is ideal for applications that require low-voltage, low-power DC current regulation, such as battery-powered devices.

Working Principle of RC55Y-7K15BI

The RC55Y-7K15BI is a carbon film resistor. It is constructed with a metal oxide film deposit and a catalytic metal layer. When current passes through the resistor, it causes the metal oxide film to heat up and create a resistive layer between its two sides. This layer is called the resistive element. The resistance is created by the current\'s need to push through the resistive layer of metal oxide film. Depending on the amount of current passing through the resistor, the resistance will increase or decrease accordingly.

When power is applied to the resistor, the current is confined by the metal oxide film as it creates a resistive element. This results in a relatively constant voltage drop across the resistor. This is why the RC55Y-7K15BI is so well-suited for applications that require precision voltage regulation. Additionally, the resistor\'s low thermal resistance allows for a higher current flow without the risk of damaging the component due to overheating or extended periods of operation.

Conclusion

In conclusion, the RC55Y-7K15BI is a carbon film through hole resistor that is ideal for applications that require a high degree of accuracy. It has a nominal resistance value of 7.15K ohms, a wattage rating of 1/4 or 0.25 watt, a voltage rating of 250 volts, and a tolerance of ±5%. It is suitable for low-voltage, low-power DC current regulation and its low thermal resistance prevents it from overheating. The RC55Y-7K15BI is a reliable and cost-effective solution for circuit designs that require precision voltage regulation.

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