1210-222F

DC Resistance (DCR):	1 Ohm Max
Height - Seated (Max):	0.101" (2.57mm)
Size / Dimension:	0.128" L x 0.095" W (3.26mm x 2.41mm)
Supplier Device Package:	1210
Package / Case:	1210 (3225 Metric)
Mounting Type:	Surface Mount
Inductance Frequency - Test:	7.9MHz
Operating Temperature:	-55°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	70MHz
Q @ Freq:	30 @ 7.9MHz
Series:	1210
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	431mA
Tolerance:	±1%
Inductance:	2.2µH
Material - Core:	Ferrite
Type:	--
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to the 1210-222F Fixed Inductor

Inductors, also known as coils or chokes, are electrical components that are used in a wide variety of electrical and electronic circuits to store energy temporarily and permit only AC current to pass through them. The 1210-222F is a member of the fixed inductor family and is a robust, low profile, surface-mounted device used in numerous commercial applications.

Construction and Applications

These devices are constructed from a ferrite core, with either a DM or SMT (surface mount technology) package, and settle in very economically. The 1210-222F is designed to be used in high frequency switching and amplifier circuits, providing excellent performance with voltages up to 27V, and a power rating of up to 1.98W at 8.5A peak. It is also well suited for power supply isolation applications requiring high stability and superior signal reproduction.Because of its small size, this type of inductor is easy to handle and place on circuit boards. Additionally, its size makes it useful in applications that need to be packed in small or tight spaces.

Working Principles and Characteristics

The 1210-222F inductor is a fixed, non-polarized device that can be used in circuits which require a specific inductance value to be maintained. Its inductance value of 220uH causes a slight increase in the current when energized, which is known as "inductive kick." This feature, when used with other circuitry, can give rise to active-switch and oscillator circuits. Additionally, the 1210-222F has a low voltage profile, which is ideal for consumer electronic products and can provide several benefits, such as better signal integrity, reduced EMI (electromagnetic interference) and improved thermal stability. Furthermore, this inductor has excellent resistance to high-frequency noise, and low heat generation compared to other inductors.

Conclusion

The 1210-222F has numerous beneficial features, making it one of the top contenders in the fixed inductor category. Its small size makes it ideal for applications where space is limited, while its 220uH inductance value results in excellent performance for high frequency switching and amplifier circuits. Furthermore, its low voltage profile reduces EMI (electromagnetic interference) and provides superior signal reproduction. Finally, its high resistance to high-frequency noise and low heat generation make it an ideal choice for designers looking for an efficient and reliable inductor.

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