PM1608-3R3M

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Fixed inductors are common electrical components used in audio and communications systems. They are also used in various applications such as pre-amplifiers, oscillators, attenuators and DC power supplies. The PM1608-3R3M is a type of fixed inductor that is widely used for different applications.

A fixed inductor is typically a coil made of copper, or other metal, wound around a core that usually consists of an iron core or a ferrite core. This is done to form an inductor. When an alternating current flows through the device, an opposite electrical current is created due to the magnetic field. This property is what makes a fixed inductor useful. Depending on the type of inductor, the strength and direction of the resulting current may differ.

The PM1608-3R3M is a type of fixed inductor that is designed for automotive applications. It is a relatively small device with dimensions of 29.0mm x 18.8mm x 18.3mm and a total weight of 7.5g. The device can operate in temperatures ranging between -40°C and 105°C.

The PM1608-3R3M is typically used as an input filter to regulate the current supplied to the circuit from an input voltage source. This inductor is also useful for applications such as power amplifiers, DC-DC converters, and audio power amplifiers. It can also be used in switching regulators, motor controllers, overvoltage shutoff circuits, and in most automotive environments.

The most important features of the PM1608-3R3M are its large DC electric current rating and its low inherent flux leakage. It has a rated inductance of 3R3M at 100 kHz for an operating current that ranges from 0.5A to 6A. Its DC resistance is rated at 0.9Ω with a temperature coefficient of -30 ppm/°C.

The PM1608-3R3M’s working principle is based on the principle of electromagnetic induction. When DC passes through the inductor, a magnetic field is created around the inductor. As the current passes through the inductor, the magnetic field causes the inductance to change. This change in inductance creates a counter electromotive force which acts against the applied DC. The current in the circuit is then regulated by the counter electromotive force.

In conclusion, the PM1608-3R3M is a fixed inductor that is designed for automotive applications. It is used to regulate the current supplied to the circuit from an input voltage source. The device has a rated inductance of 3R3M at 100 kHz and its DC resistance is rated at 0.9Ω. Its working principle is based on the principle of electromagnetic induction.

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