M0820-40K

DC Resistance (DCR):	2.3 Ohm Max
Height - Seated (Max):	0.115" (2.92mm)
Size / Dimension:	0.255" L x 0.095" W (6.48mm x 2.41mm)
Supplier Device Package:	--
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Inductance Frequency - Test:	7.9MHz
Operating Temperature:	-55°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	80MHz
Q @ Freq:	35 @ 7.9MHz
Series:	M0820
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	143mA
Tolerance:	±10%
Inductance:	4.7µH
Material - Core:	Iron
Type:	--
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed InductorsFixed inductors are a type of component which stores energy in a magnetic field when an electric current flows through it. They are closely related to transformers which also use magnetic fields to transfer energy from one place to another. Fixed inductors can be found in many electronic devices like radios, televisions, computers and other types of electrical equipment.The M0820-40K is a fixed inductor designed specifically for use in high-speed digital circuits. It has a saturation current rating of 4.5A, an inductance rating of 40uH, and a temperature range from -40°C to + 70°C. This fixed inductor is suitable for a wide range of applications, such as RF amplifiers, DC-DC converters, switching power supplies, LED lighting, HVAC, medical equipment, automotive electronics, and industrial electronics.The working principle of the M0820-40K is similar to other fixed inductors. When an electric current flows through its windings it creates a magnetic field which stores energy, much like a battery. This stored energy is released when the current flow is interrupted or reduced. The inductance of the M0820-40K is measured in microhenries, and refers to the amount of energy stored when the current flow is interrupted. The M0820-40K is an important component in high-frequency digital circuits. It helps to reduce noise caused by rapid changes in voltage levels. This is especially important for high bandwidth applications such as RF communications, digital video signal processing, and digital audio processing. It is also used to reduce EMI interference, by providing a low impedance path for high frequency signals.The M0820-40K is also an essential component of DC-DC converters. It helps to convert an input DC voltage to a different output DC voltage. This type of conversion is frequently used in applications such as battery chargers, laptop power supplies, LED drivers, and solar inverters. Additionally, the M0820-40K can be used in switched mode power supplies. In this application, the inductor helps to store energy which is then released as needed to smooth out voltage spikes and surges. This is an important function in electronic systems that use multiple voltage levels and require power to be provided to multiple loads at different voltage ranges. In summary, the M0820-40K is an important component in a wide range of electronic systems. Its working principle is similar to other fixed inductors, and it provides essential filtering and conversion functions in digital circuits, DC-DC converters, and switched mode power supplies.

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