70F477AP

DC Resistance (DCR):	125 mOhm Max
Height - Seated (Max):	--
Size / Dimension:	0.120" Dia x 0.310" L (3.05mm x 7.87mm)
Supplier Device Package:	Axial
Package / Case:	Axial
Mounting Type:	Through Hole
Inductance Frequency - Test:	25MHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	280MHz
Q @ Freq:	46 @ 25MHz
Series:	70F
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	1.264A
Tolerance:	±20%
Inductance:	470nH
Material - Core:	Phenolic
Type:	Wirewound
Part Status:	Obsolete
Packaging:	Bulk

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Fixed Inductors: 70F477AP Application Field and Working PrincipleFixed inductors are among the most commonly used passive electronic components. They are designed to provide inductance to the AC or DC electrical circuits. One of the most popular fixed inductors is the 70F477AP from Murata, which is widely used in telecommunications and electronics applications. In this article, we will explain the application field of the 70F477AP as well as its working principle.The 70F477AP is a high-performance, low-profile wide-band inductor. It has a capacitance of 320nH at 100MHz, an absolute inductance of 330nH, and a rated DC current of 1.5A. This makes it ideal for a wide range of applications, such as high-frequency filtering, oscillators, and impedance matching circuits in telecommunications and consumer electronics.In addition to its wide range of applications, the 70F477AP also has a number of advantages. It is constructed with flat and round wire, so it has excellent accuracy and stability no matter how much current flows through it. It also has a high temperature coefficient of 0.3%, which ensures that the inductance remains stable even at high temperatures. Furthermore, the small size of the 70F477AP makes it well-suited for use in compact applications, such as cell phones and PDAs.The working principle of the 70F477AP is based on the principle of electromagnetic induction. In a closed electrical circuit, a magnetic field is created due to the current flowing through it, which then generates a changing electric field. This changing electric field, in turn, induces a current in the second circuit, which is called the "induced current". This induced current is what creates the inductance, or opposition to the current, in the second circuit.The 70F477AP uses this principle to provide inductance to the circuit. In the 70F477AP, a flat and round wire is used to create the magnetic field. This creates a changing electric field which induces a current in the circuit. The inductance is then dependent on the number of turns in the wire and the diameter of the wire. The 70F477AP has a wideband design, which means that it can handle a wide range of frequencies, making it ideal for use in telecommunications and consumer electronics.In conclusion, the 70F477AP is a high-performance wide-band inductor from Murata which is ideal for use in telecommunications and consumer electronics. It has a high temperature coefficient, a low-profile design, and excellent accuracy and stability. This makes it a great choice for a wide range of applications. Its working principle is based on the principle of electromagnetic induction, and it uses a flat and round wire to create the necessary magnetic field to induce a current in the circuit. The number of turns and diameter of the wire determine the inductance of the 70F477AP.

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