DC Resistance (DCR):	170 mOhm Max
Height - Seated (Max):	0.394" (10.00mm)
Size / Dimension:	0.472" L x 0.472" W (12.00mm x 12.00mm)
Supplier Device Package:	--
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Inductance Frequency - Test:	100kHz
Operating Temperature:	-40°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	2.6MHz
Q @ Freq:	13 @ 796kHz
Series:	SRR1210
Shielding:	Shielded
Current - Saturation:	1.9A
Current Rating:	2.3A
Tolerance:	±20%
Inductance:	120µH
Material - Core:	Ferrite
Type:	Wirewound
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors

Inductors are passive electronic components used in many applications. They are based on basic principles which allow them to store energy in a magnetic field and then release that energy when the magnetic field is disrupted. Fixed inductors are a type of inductor that relies on these basic principles, but is designed to be used in a specific application and remain fixed to the circuit board. Examples of these types of inductors include SRR1210-121M inductors.

SRR1210-121M Inductor

The SRR1210-121M is a high quality miniature fixed inductor. It is designed specifically for high frequency applications and constructed of low profile components. This type of inductor is capable of operating up to 1GHz, making it a good choice for cellular, Wi-Fi, and other high frequency applications. The SRR1210-121M inductor also has low inductance value to help minimize the effects of the inductor in circuits, making it an ideal choice for applications that require precision operation.

Applications

The main application for fixed inductors such as the SRR1210-121M is high frequency circuits and applications. This includes radio frequency (RF) and cellular communication applications, as well as Wi-Fi and other wireless networking applications. These inductors are also used in some automotive applications, as the qualities of a fixed inductor make them a great choice for electronic control unit (ECU) circuits, which need to operate with precise accuracy and high frequencies.

Working Principle

The basic working principle of a fixed inductor is the same as other types of inductors. They take advantage of the principle of induction, the generation of electrical current in a conductor in response to a changing magnetic field. This principle can be seen when a current is passed through a coil, creating a magnetic field between the turns of the coil. When the current is removed, this magnetic field starts to collapse, and this collapsing field causes a current to flow in an opposite direction to the primary current, effectively shorting it out and creating an opposed to the initial current.The main difference between this type of inductor and a variable inductor is the presence of a core material. Fixed inductors typically have a core composed of either ferrite or iron powder which maintains the overall inductance of the inductor. This material helps to provide the inductor with a good basis for inductance and helps to minimize changes in the inductance of the component due to temperature or other factors.

Conclusion

The SRR1210-121M fixed inductor is a high quality, miniature inductor that is designed specifically for high frequency applications. It is capable of operating up to 1GHz, which makes it a good choice for many applications, including radio frequency (RF) and cellular communication. The SRR1210-121M is constructed with low profile components and has a low inductance value, which makes it ideal for applications that require precise operation. The basic working principle of the SRR1210-121M is the same as that of any other type of inductor, with the addition of a core material, either ferrite or iron powder, which maximizes the inductance of the inductor and prevents it from changing with changes in temperature or other factors.

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