RCH664NP-1R7M

DC Resistance (DCR):	22.8 mOhm Max
Height - Seated (Max):	0.256" (6.50mm)
Size / Dimension:	0.236" Dia (6.00mm)
Supplier Device Package:	--
Package / Case:	Radial
Mounting Type:	Through Hole
Inductance Frequency - Test:	7.96MHz
Operating Temperature:	-40°C ~ 100°C
Ratings:	--
Frequency - Self Resonant:	--
Q @ Freq:	--
Series:	RCH-664
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	3.52A
Tolerance:	±20%
Inductance:	1.7µH
Material - Core:	Ferrite
Type:	Wirewound
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The RCH664NP-1R7M is a fixed inductor produced by Recom Power, based on their high quality components. This device is designed for a wide range of applications and it has a robust construction to handle vibration and shock. The easy-to-start and low-noise operation make it well suited for applications where reliability and power are required. Its low power consumption and high efficiency makes it a cost-effective option for many different uses.

Attributes

The RCH664NP-1R7M is a fixed inductor with a 1.7 mH inductance value and a permissible DC current rating of 1.5A, with a tolerance of ±30%. The maximum rated operating frequency is 300kHz and the temperature range for the product is -40 to +85°C. The dimensions of the device are 9.0 x 11.3 x 11.3 mm. It has a power rating of 0.6W and is rated for Class F insulation.

Application

The RCH664NP-1R7M is mainly used in power supplies, battery chargers, DC-DC converters and motor controllers. In these applications, the device works to reduce noise and vibration and ensure effective current sharing. The product is also suitable for a variety of applications such as switching power supplies, power supplies for consumer electronics, fluorescent ballasts and automotive applications.

Working Principle

An inductor is an electronic device which stores energy in its magnetic field as a consequence of electric current flowing through it. When current flows through an inductor, a magnetic field is created in the core material of the inductor, resulting in a back EMF (electromotive force) that is proportional to the rate of changing current.Due to this inductive property, inductors are useful for storing energy and producing gradual changes in electrical current. This is especially useful in AC to DC converters, voltage regulators and frequency filters. This is because inductors will oppose sudden changes in current, but pass AC current in proportion to the frequency of the waveform.

Conclusion

The RCH664NP-1R7M is a reliable and cost-effective device for a wide range of applications. Its excellent features and design make it well suited for applications requiring low noise and vibration. Its highly efficient performance and low power consumption make it ideal for power supplies, battery chargers, DC-DC converters and motor controllers. Its working principle of acting as an inductor to oppose sudden changes in current, while allowing current to vary in proportion to the frequency of the waveform, makes it very useful in many applications.

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