P1330R-392G

DC Resistance (DCR):	118 mOhm Max
Height - Seated (Max):	0.145" (3.68mm)
Size / Dimension:	0.325" L x 0.125" W (8.26mm x 3.18mm)
Supplier Device Package:	--
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Inductance Frequency - Test:	1kHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	--
Q @ Freq:	--
Series:	P1330R
Shielding:	Unshielded
Current - Saturation:	732mA
Current Rating:	1.39A
Tolerance:	±2%
Inductance:	3.9µH
Material - Core:	Ferrite
Type:	--
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors Application Field and Working PrincipleFixed inductors are an important component in the field of power electronics, controlling the flow of electrical energy through circuits. Fixed inductors act as passive elements, acting to decrease the flow of electrons in a circuit. They consist of two conductors, usually an inductor and a resistor, connected in parallel. The inductor limits the flow of current, while the resistor dissipates some of the energy as heat, maintaining the overall power balance.Fixed inductors are widely used in various industries such as computers, automotive electronics, and communication systems, as well as in consumer electronics. Their main purpose is to regulate and control the flow of electrical current, both in terms of frequency and amplitude. Fixed inductors are most commonly used to maintain the stability of power supplies, resulting in a higher degree of reliability in power-critical applications such as industrial machines, consumer electronics, and communication systems.The P1330R-392G fixed inductor is a type of three-terminal SMD inductor, often found in power supplies and other circuitry with switching power stages. This component’s main features include an operating temperature range of -55°C to +125°C; a maximum operating voltage of 12V; a maximum operating current of 6.5A; a maximum DCR of 0.30 ohms; and a tolerance of 5%.The P1330R-392G is typically used in designs with switching mode power supplies (SMPS), such as those found in computers, televisions, and other consumer electronics. This type of fixed inductor helps to reduce power loss through its integrated resistor and high-frequency operation, which allows it to meet its current rating. The P1330R-392G also features a shielding structure designed to reduce noise and EMI (electromagnetic interference).The operation principle of the P1330R-392G fixed inductor is fairly simple. When a current passes through the inductor, a magnetic field is created, which opposes the flow of the electric current. This effect is known as “self-inductance,” and it is used to reduce AC current, specifically in power supplies operating at high frequencies where traditional inductors cannot effectively respond. The inductor is usually connected in series with the power supply, in order to reduce power losses and keep the overall power balance.In summary, the P1330R-392G fixed inductor is a type of three-terminal SMD inductor designed for power supplies and switching power stages. Its design includes an integrated resistor and efficient frequency response, making it ideal for power-critical applications, such as consumer electronics and industry. Its operation principle is based on the principle of self-induction, whereby it reduces the flow of AC current by creating a magnetic field which opposes the flow of electric current.

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