Current:	300mA
Height:	0.079" (2.00mm)
Size / Dimension:	0.126" L x 0.098" W (3.20mm x 2.50mm)
Package / Case:	1210 (3225 Metric), 3 PC Pad
Mounting Type:	Surface Mount
Voltage - Rated:	20V
Applications:	Data Lines for Mobile Devices
Operating Temperature:	-25°C ~ 85°C
ESD Protection:	No
Values:	--
Series:	ACF
Resistance - Channel (Ohms):	0.15
Attenuation Value:	25dB @ 205MHz ~ 280MHz
Center / Cutoff Frequency:	--
Number of Channels:	1
Technology:	LC (T-Type)
Filter Order:	3rd
Type:	Low Pass
Part Status:	Not For New Designs
Packaging:	Tape & Reel (TR)

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EMI/RFI Filters (LC, RC Networks)

Electromagnetic interference/radio frequency interference (EMI/RFI) Filters are devices designed to reduce the interference from external electromagnetic or radio waves to electronic and electrical systems. These filters are commonly categorized into two types - LC (inductance and capacitance) and RC (resistance and capacitance) networks. Each type has its own specific purpose and working principle. This article will focus on the ACF321825-151-TD01 EMI/RFI Filter, and discuss its application field and working principle.The ACF321825-151-TD01 Filter is especially designed for low frequency applications in the range of 10 kHz to 90 MHz. It is well suited for both commercial and industrial applications, as it offers excellent EMI/RFI reduction performance. In addition, its compact size makes it easy to install and can be used in tight spaces.This particular type of filter utilizes an LC (inductance and capacitance) network to achieve optimum protection from EMI/RFI. In this type of network, a capacitor and inductor are connected in parallel, forming a tuned circuit. The capacitor and inductor components store energy and control oscillations in the circuit, respectively. The tuned circuit acts as a filter that selectively blocks certain frequency components of the EMI/RFI signal, while allowing other frequencies to pass through.The filter also utilizes resistor elements to further reduce EMI/RFI. These resistor elements (typically in the form of ferrite beads) absorb or dissipate energy from incoming EMI/RFI signals, reducing their overall amplitude. The combination of the LC network and resistor elements provides the ACF321825-151-TD01 with superior EMI/RFI reduction performance.In addition to providing outstanding EMI/RFI reduction, the ACF321825-151-TD01 filter also offers a robust mechanical design. Its construction is highly reliable, with tightly shielded housings and secure terminals. The housing is designed to ensure optimal mechanical strength and environmental protection in hazardous locations.The combination of the LC tuned circuit and resistor elements make the ACF321825-151-TD01 an effective solution for low frequency EMI/RFI applications. It is highly reliable, cost-effective, and can be adapted to fit unique system requirements. With its superior EMI/RFI reduction performance, robust mechanical design, and wide operating temperature range, the ACF321825-151-TD01 filter is an excellent choice for a variety of applications.

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