1812-681J

DC Resistance (DCR):	1.4 Ohm Max
Height - Seated (Max):	0.190" (4.83mm)
Size / Dimension:	0.126" L x 0.126" W (3.20mm x 3.20mm)
Supplier Device Package:	--
Package / Case:	2-SMD
Mounting Type:	Surface Mount
Inductance Frequency - Test:	25MHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	150MHz
Q @ Freq:	30 @ 25MHz
Series:	1812
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	379mA
Tolerance:	±5%
Inductance:	680nH
Material - Core:	Iron
Type:	--
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed inductors are important electronic components used in many electrical and electronic systems. The 1812-681J is a type of fixed inductor developed through the latest technology that has many advantages over traditional inductor types. This article will give an overview of the application field and working principle of the 1812-681J.The 1812-681J fixed inductor is ideal for use in a wide range of applications, such as power supply circuits, high-frequency sine wave inverter circuits, and switch-mode power supply circuits. It is also an ideal solution for use in variable-frequency motor control systems, as well as in frequency and amplitude control loops. The inductor is designed to have superior temperature stability over traditional inductors, with an operating temperature range of -40 to +85 degrees Celsius.The 1812-681J fixed inductor is a power inductor with a high inductance value and advanced design characteristics. The inductor has a wide inductance range of 10 to 680 microH and a low DCR of 0.047 to 0.191 ohms. This makes it perfect for use in high-frequency, high-current applications, such as high-power motors. The inductor has a low noise and high-temperature stability that make it suitable for use in extreme environments.In terms of the working principle of the 1812-681J fixed inductor, it utilizes a symmetry power inner core design which allows for a much higher power output. The design also features a built-in EPDM rubber coating, which provides superior insulation and enhanced EMI shielding. The inductor also uses advanced winding technology, which helps to reduce coil resistance and ensure maximum energy efficiency and output power.Overall, the 1812-681J inductor is a very advanced and reliable electrical component which can be used in a wide range of applications. It is designed with superior temperature stability and high power output, and its inner core design ensures maximum energy efficiency. The inductor also features a built-in EPDM rubber coating which provides superior insulation and EMI shielding. In conclusion, the 1812-681J fixed inductor is an ideal solution for use in high-frequency, high-current, and extreme environmental applications.

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