PM0805G-1R8J

DC Resistance (DCR):	600 mOhm Max
Height - Seated (Max):	0.035" (0.90mm)
Size / Dimension:	0.079" L x 0.049" W (2.00mm x 1.25mm)
Supplier Device Package:	0805 (2012 Metric)
Package / Case:	0805 (2012 Metric)
Mounting Type:	Surface Mount
Inductance Frequency - Test:	10MHz
Operating Temperature:	-25°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	55MHz
Q @ Freq:	45 @ 10MHz
Series:	PM0805G
Shielding:	Shielded
Current - Saturation:	--
Current Rating:	50mA
Tolerance:	±5%
Inductance:	1.8µH
Material - Core:	Ferrite
Type:	Multilayer
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Fixed Inductors: PM0805G-1R8J Application Field and Working PrincipleFixed inductors are components used in electrical and electronic circuits. They are also called choke or coil. Basically, the inductor is a component that limits the passage of AC current, while allowing the passage of DC current.The PM0805G-1R8J is a type of fixed inductor. It is a surface-mounted component with small dimensions of 0805 / 2011, and can be easily included in any circuit design. This type of inductor has a metal-alloy ferrite core material, which gives it a wide range of working frequency from 0.05MHz to 150MHz, as well as excellent stability and good core saturation characteristics.PM0805G-1R8J inductors are widely used in a variety of applications due to their small size, low cost, and long operating life. Some of the typical applications of this type of inductor include signal filtering, waveform shaping, switching regulator control, power supplies, and antenna matching circuits.The working principle of the PM0805G-1R8J component is based on the concept of inductance. It can be expressed as the ratio between the potential difference and the current in a conductor, when it is subject to a changing current. This is because the magnetic field created by the current flow in the inductor induces a current in the opposite direction of the flow. This induced current is known as the back EMF, and it opposes the flow of current through the inductor, creating a voltage drop that is proportional to the current flow in the circuit.The PM0805G-1R8J fixed inductor has an excellent Q-factor of 22, which ensures good power transfer and excellent voltage regulation. It also has a maximum DC resistance of 20 ohms, which ensures that the component can be easily integrated into a circuit design. The inductor also has a maximum DC inductance of 1.8uH, which means it can be used to filter high-frequency signals with greater accuracy and stability.Finally, this type of inductor is also very reliable and can provide high-temperature operation and resistance to moisture and corrosion. This makes it ideal for applications such as automotive electronics, aircraft electronics, communication systems, consumer electronics, and industrial automation.Overall, the PM0805G-1R8J fixed inductor is a highly efficient and reliable component, which is suitable for use in a variety of applications. It is small and cost-effective, and the excellent Q-factor ensures good power transfer and excellent voltage regulation. This type of inductor is also highly resistant to thermal and environmental degradation, making it a great option for many types of applications.

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