IMCH1812ER680K

DC Resistance (DCR):	2.6 Ohm Max
Height - Seated (Max):	0.138" (3.50mm)
Size / Dimension:	0.177" L x 0.126" W (4.50mm x 3.20mm)
Supplier Device Package:	1812 (4532 Metric)
Package / Case:	1812 (4532 Metric)
Mounting Type:	Surface Mount
Inductance Frequency - Test:	2.52MHz
Operating Temperature:	-40°C ~ 85°C
Ratings:	--
Frequency - Self Resonant:	10MHz
Q @ Freq:	10 @ 2.52MHz
Series:	IMCH-1812
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	220mA
Tolerance:	±10%
Inductance:	68µH
Material - Core:	--
Type:	Wirewound
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to IMCH1812ER680K Fixed Inductors

Fixed inductors, also referred to as air-core inductors, are relatively simple components that store electrical energy and regulate electrical current within an applications circuit. In this article, we’ll take a look at the features of IMCH1812ER680K, a popular fixed inductor. This device is ideal for applications requiring a high-frequency, low-ESR, and high-current rating.
Application Field of IMCH1812ER680K

The IMCH1812ER680K is a fixed inductor, designed for use in high-frequency applications. It can be used in switch mode power supplies (SMPS), frequency multipliers, and lossless filters. It is also suitable for motor control applications, such as controlled rectifier circuits, motor drivers, and variable frequency motor drivers.
Key Features of IMCH1812ER680K

The IMCH1812ER680K is designed to provide excellent performance in high-frequency applications. Here are some of the key features of this device:

• High-frequency operation up to 40MHz
• Extremely low Equivalent Series Resistance (ESR) of 0.012Ω
• Rated current of up to 680mA
• Operating temperature range of -40°C to +85°C
• Inductance range from 1.0µH to 100µH

Working Principle of IMCH1812ER680K

As a fixed inductor, the IMCH1812ER680K works by storing energy in a portable magnetic field generated by one or more coils of insulated, electrically conductive wire (the "inductor"). When current is applied to the inductor, the magnetic field expands, triggering a magnetic induction effect to induce an EMF (electromotive force) into the coil and other nearby components to help regulate electrical current.
Conclusion

In conclusion, the IMCH1812ER680K is a fixed inductor designed for high-frequency applications. It offers a high-freqeuncy operation up to 40MHz, an extremely low ESR of 0.012Ohm, and a rated current up to 680mA. It is an excellent choice for switch mode power supplies, motor controllers, and other frequency-dependent applications.

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