0819R-70F

DC Resistance (DCR):	16 Ohm Max
Height - Seated (Max):	--
Size / Dimension:	0.078" Dia x 0.200" L (1.98mm x 5.08mm)
Supplier Device Package:	Axial
Package / Case:	Axial
Mounting Type:	Through Hole
Inductance Frequency - Test:	2.5MHz
Operating Temperature:	-55°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	10MHz
Q @ Freq:	45 @ 2.5MHz
Series:	0819R
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	54.5mA
Tolerance:	±1%
Inductance:	82µH
Material - Core:	Ferrite
Type:	Molded
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors

0819R-70F application field and working principle

Fixed Inductors, including the 0819R-70F, are typically constructed with electromagnetic coils wound around a ferrite core or a powdered-iron core. The inductor provides additional inductance for a circuit to store electrical energy in the form of a magnetic field. The 0819R-70F inductor belongs to a type of fixed inductors known as common mode chokes. This type of inductor is used mainly in differential signal applications, such as common-mode noise attenuation, EMI/EMC interference absorption and signal transmission circuits.The working principle of the 0819R-70F inductor is based on Faraday’s law, which states that when a current passes through a coil of wire in the presence of a magnetic field, a voltage is induced across the coil. The current through the circuit creates a magnetic field which in turn induces a voltage. The total current flowing in the inductor is equal to the sum of the current flowing in each of the coils. This inductor’s characteristics are determined by the number of turns, the size of the core and the material of the core.There are various application fields using 0819R-70F inductors. This type of inductor is well suited for motor control applications, such as electric drives, power inverters, and servo controls. They can also be used in high-speed switching circuits, low-noise amplifiers, power supplies, cable modems, and SMPS circuits. They are also used in filter circuits, current sensing circuits, and low-pass filters. The 0819R-70F inductor is an effective device for reducing noise in signal transmission circuits. It is widely used in differential signal applications such as low-noise amplifiers, power supply EMI/EMC interference absorption, and cable modems, to reduce common-mode noise. Due to the excellent properties of this inductor, it can reduce the effect of electromagnetic interference (EMI) on signal performance.The 0819R-70F inductor also has the advantage of high power handling capacity, as its winding design and core material can be optimized to achieve higher power handling. The inductor’s construction is also highly efficient, as its windings have a tight pitch and the core material is optimized to reduce losses. The inductor’s electrical characteristics are also stable and reliable, due to the use of a highly reliable core material.The 0819R-70F inductor is an excellent choice for applications where a high degree of EMI/EMC protection is desired. It is a cost effective solution for noise reduction and current sensing. Its unique characteristics make it a useful device for various applications in motor control, differential signal transmission, low-noise amplifiers, and power supplies. Its excellent properties and reasonable cost make it an ideal inductor for various applications.

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