PTKM25-59

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Fixed Inductors: PTKM 25-59 Application Field and Working Principle

A fixed inductor is an electronic device containing a coil of wire designed to provide a precise amount of inductance. Also known by other terms such as filters, chokes, and reactors, they come in a variety of sizes and shapes and serve in many applications throughout various industries. One such device is the PTKM 25-59, a high performance miniature adjustable inductor manufactured by ROHM Semiconductor. This fixed inductor is designed to provide high power efficiency and high radiation resistance with low DCR and winding capacitance.

PTKM 25-59 Application Field

The PTKM 25-59 is used in a variety of high-performance applications, such as high-frequency switching power supply for consumer electronics, automotive applications, telecommunications, industrial systems, and power management systems. It offers up to 50 A of surge current and a frequency coverage of 25 to 59 MHz. Due to its small size and high power efficiency, the PTKM 25-59 is ideal for switching power supply, low-voltage DC/DC converters, and automotive power converters. Additionally, its ability to provide continuous operation at high currents and high temperatures makes it suitable for many applications in various industries.

PTKM 25-59 Working Principle

The working principle of the PTKM 25-59 is based upon the generation of an induced current in the winding due to a changing magnetic field. The vibration of the core creates a changing magnetic field, which induces a current in the winding. The current in the winding induces a voltage across the winding which is proportional to the rate of change of the magnetic field.

The PTKM 25-59 is a high frequency inductor which operates in the range of 25 to 59 MHz and offers up to 50A surge current. It has an adjustable structure which allows for a wide range of adjustment for the inductance values. Due to its small size and high power efficiency, it is ideal for switching power supply, low-voltage DC/DC converters, and automotive power converters.

The PTKM 25-59 is designed to provide high power efficiency and high radiation resistance with low DCR and winding capacitance. It has a high Q factor, low winding capacitance, and low DC resistance which increase its efficiency and performance. Additionally, the PTKM 25-59 is designed to have a low ripple current, low core losses, and low winding losses. All of these features make the PTKM 25-59 an ideal choice for high-performance applications such as power management systems, automotive applications, and telecommunications.

Conclusion

The PTKM 25-59 is a high performance miniature adjustable inductor manufactured by ROHM Semiconductor. It offers up to 50 A of surge current and a frequency coverage of 25 to 59 MHz. Due to its small size and high power efficiency, it is ideal for switching power supply, low-voltage DC/DC converters, and automotive power converters. Additionally, its ability to provide continuous operation at high currents and high temperatures makes it suitable for many applications in various industries. The PTKM 25-59 has a high Q factor, low winding capacitance, and low DC resistance which increase its efficiency and performance.

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