PM12639S-1R2M-RC Allicdata Electronics
Allicdata Part #:

M8106TR-ND

Manufacturer Part#:

PM12639S-1R2M-RC

Price: $ 0.98
Product Category:

Inductors, Coils, Chokes

Manufacturer: Bourns Inc.
Short Description: FIXED IND 1.2UH 21A 4.5 MOHM SMD
More Detail: 1.2µH Shielded Wirewound Inductor 21A 4.5 mOhm Max...
DataSheet: PM12639S-1R2M-RC datasheetPM12639S-1R2M-RC Datasheet/PDF
Quantity: 1000
600 +: $ 0.89536
Stock 1000Can Ship Immediately
$ 0.98
Specifications
DC Resistance (DCR): 4.5 mOhm Max
Height - Seated (Max): 0.146" (3.70mm)
Size / Dimension: 0.547" L x 0.531" W (13.90mm x 13.50mm)
Supplier Device Package: --
Package / Case: Nonstandard
Mounting Type: Surface Mount
Inductance Frequency - Test: 100kHz
Operating Temperature: -55°C ~ 150°C
Ratings: --
Frequency - Self Resonant: 37MHz
Q @ Freq: --
Series: PM12639S
Shielding: Shielded
Current - Saturation: 29A
Current Rating: 21A
Tolerance: ±20%
Inductance: 1.2µH
Material - Core: Iron
Type: Wirewound
Part Status: Active
Packaging: Tape & Reel (TR) 
Description

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Fixed Inductors

Fixed inductors are electrical components that provide a steady current for a range of applications, and the PM12639S-1R2M-RC inductor is an example of such a component. This particular inductor is a radial-leaded type with a 1R2M inductance value, and a rated DC current of 2.0A. It also has a low profile construction and is RoHS compliant; making the PM12639S-1R2M-RC inductor suitable for most applications.

Application Field of the PM12639S-1R2M-RC

The PM12639S-1R2M-RC inductor has multiple applications, from power supplies and DC/DC converters in computer systems to power conditioning and RF filtering in digital audio amplifiers and other devices. In general, it is an ideal component for applications that require high-reliability, high-current, and low-profile inductors. It can typically be used in any power form electronic applications, such as pulsed power, circuitry, and other load regulation.

Working Principle of Fixed Inductors

Fixed inductors store electrical energy in the form of an inductance. This means that when an electrical current passes through the inductor, an electromagnetic field is created which stores the energy in the form of a magnetic field. This field can then be used to increase or decrease the current in the circuit, depending upon the application. Essentially, fixed inductors act as “flywheels” for DC electrical signals, allowing the current to slowly change direction without a sudden surge of voltage or current.

PM12639S-1R2M-RC Applications and Limitations

The PM12639S-1R2M-RC inductor is suitable for use in power form applications, such as high-current, high-reliability, load regulation, pulsed power signalling, and other power electronic systems. Although this particular inductor has a rated DC current of 2.0A, it can handle higher currents for short pulses without any damage. Other advantages of this inductor include its low profile construction and its RoHS compliance. However, one disadvantage of the PM12639S-1R2M-RC is that it has a relatively limited frequency range; up to 5GHz, for example. This means that it is not suitable for applications that require frequencies above 5GHz.

Conclusion

The PM12639S-1R2M-RC inductor is a high-current, RoHS compliant inductor designed for use in various power form applications. It has a low profile construction and can handle high currents for short pulses. The main advantage of this inductor is that it can operate across a wide range of frequencies, up to 5GHz. However, this may be a limitation for applications that require frequencies above 5GHz, making the PM12639S-1R2M-RC unsuitable for this kind of application.

The specific data is subject to PDF, and the above content is for reference

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