DC Resistance (DCR):	600 mOhm Max
Height - Seated (Max):	0.087" (2.20mm)
Size / Dimension:	0.126" L x 0.098" W (3.20mm x 2.50mm)
Supplier Device Package:	1210
Package / Case:	1210 (3225 Metric)
Mounting Type:	Surface Mount
Inductance Frequency - Test:	7.96MHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	120MHz
Q @ Freq:	30 @ 7.96MHz
Series:	PM20S
Shielding:	Shielded
Current - Saturation:	--
Current Rating:	400mA
Tolerance:	±10%
Inductance:	1µH
Material - Core:	Ferrite
Type:	Molded
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Introduction

Fixed inductors, which are also known as inductors, are an important component in electrical and electronic circuits. An inductor is a passive two-terminal electrical component that stores energy in a magnetic field. They are used in electrical circuits to provide a path for current to flow in a selected direction and to limit the amount of current in the circuit.The PM20S-1R0K application field and working principle is one the most commonly used fixed inductors. It is a radial leaded inductor, which is a hermetically sealed inductor that uses a sealed metal case to block out electromagnetic interference. This type of inductor is used extensively in the automotive, military and telecommunications industries.

PM20S-1R0K application field and working principle

The PM20S-1R0K inductor is best suited for high temperature, high frequency, and high power applications. It is ideal for use in automotive, power supplies, or general industrial circuits, as it can operate in temperatures up to 105 degrees Celsius. It is also an excellent choice for applications which require high reliability and high efficiency. The PM20S-1R0K inductor is designed to have low DCR, which stands for Direct Current Resistance. Low DCR means the inductor can carry more current without losing power while operating at higher frequencies. It also provides for good inductive performance even when under high temperature conditions.In addition, the PM20S-1R0K is designed to have a high self-resonant frequency (SRF). This means that it is able to resonate at a frequency higher than the operating frequency of a circuit, thus helping to reduce cross-talk and reduce noise. The PM20S-1R0K also has a high Q factor, which measures the quality of the inductor’s resonance. A high Q factor means that the inductor will produce less interference and have less susceptibility to external magnetic fields and noise.

Theworking principle

The PM20S-1R0K inductor works according to Faraday’s law of induction, which states that when a conductor is placed in a varying magnetic field, a current is induced in the conductor. When the PM20S-1R0K inductor is connected to a power supply, an alternating magnetic field is generated. This alternating field causes the inductor’s cores (made of a ferromagnetic material such as iron) to absorb the energy from the magnetic field. This causes the cores to become magnetized and create its own electromagnetic field, which is known as an induced magnetic flux. The current which flows through the core and is led out via the inductor’s terminals is proportional to the rate at which the magnetic field is changing. This is known as inductance.

Conclusion

The PM20S-1R0K is a versatile inductor, as it can operate in a wide range of temperatures, frequencies, and power levels. Its low DCR and high Q factor make it an ideal choice for applications that require high reliability and efficiency. Additionally, it is designed to have a high SRF, which helps to reduce cross-talk and reduce noise. Overall, the PM20S-1R0K inductor is an excellent choice for electrical and electronic circuits that require a reliable and efficient inductor.

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