RNX05012M7FKR8

Through hole resistors are passive components used in electronics to reduce current flow, adjust signal levels, divide voltages, and bias active devices in circuitry. RNX05012M7FKR8 is an example of a through-hole resistor that is especially useful in controlling power in many applications.

The RNX05012M7FKR8 is a high power thick-film resistor designed for power electronic applications such as semiconductor overdrive protection and overvoltage protection. It is a 12 resistive element film resistor with a maximum rated power of 75 Watts at 70°C. The resistor also provides excellent current and voltage noise characteristics thanks to its unique design.

The resistor has two major components – the metal oxide layer, which provides the primary resistance, and the silicon nitride insulator, which provides the secondary insulation. The metal oxide is composed of a series of small particles that are coated with a thin layer of metal oxide. The particles are arranged in a regular pattern to ensure uniform performance. The insulator is a dielectric material that prevents current leakage between adjacent resistors.

The RNX05012M7FKR8 is mainly used in applications that require high-power dissipation such as motor control, AC modular drives, intermittent lighting, high voltage DC-DC converters, and frequency controllers. The resistor can also be used in switching circuits such as power MOSFETs, IGBTs, and logic switching circuits. The resistor has a power rating of up to 150Watts and is rated for a maximum voltage of 1250 Volts.

The working principle of the RNX05012M7FKR8 is based on the principle of Ohm\'s law, which states that current is inversely proportional to resistance. The resistor works by reducing the amount of current that can flow through the device, thus limiting the power that can be dissipated. The resistor can also be used to accurately set the voltage drop in a circuit, allowing the user to adjust the voltage level to a desired value.

The RNX05012M7FKR8 also has a wide temperature range, from -55°C to +155°C, making it an ideal choice for use in harsh environments. It is also certified to the RoHS directive and UL 94V-0, making it safe to use in a wide range of applications. The resistor has a long life cycle and is resistant to shocks and vibration, making it ideal for use in harsh environments such as automotive and aerospace applications.

In conclusion, the RNX05012M7FKR8 is a powerful and reliable through hole resistor that is suitable for a wide range of applications. The resistor provides excellent noise and temperature characteristics, excellent power handling capabilities, and is resistant to shocks and vibration. It is a versatile resistor that can be used in high-power applications such as motor control, AC modular drives, and more. The resistor also provides excellent voltage and current noise characteristics thanks to its unique design. It is certified to the RoHS directive and UL 94V-0, making it safe for use in a wide variety of applications.