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† RoHS COMPLIANT
EMI T Network Filters
Special Features
• Ferrite beads and chip capacitor T
network EMI fi lters
• Excellent noise fi ltering capability at
high frequency
• Taped packaged for automated insertion
• Rated current: 5 A
• Rated voltage: 50 VDC
• DC resistance: 0.05 Ohms max.
• Insulation resistance: 10 G Ohms @ 50 VDC
• Dielectric withstanding voltage: 125 VDC
• Operating temperature: -25 to +85 °C
• Ammo pack 2000 / Box
Typical Applications
• Personal computers, printers, hard drives
and telecommunication equipment
• Digital audio and video equipment
• Switch power supplies and AC adapters
• Industrial electronic devices
EMI T Series
Part
Number
Cp (pF)
@ 1 KHz
25 dB Attenuation
Frequency (MHz)
15 dB Attenuation
Frequency (MHz)
EMI220T-RC 22 ±20 % 800 – 1000 200 – 800
EMI470T-RC 47 ±20 % 550 – 700 350 – 800
EMI101T-RC 100 ±20 % 350 – 500 200 – 800
EMI221T-RC 220 ±20 % 200 – 350 100 – 800
EMI271T-RC 270 ±20 % 200 – 300 80 – 800
EMI471T-RC 470 ±20 % 120 – 300 50 – 800
EMI102T-RC 1000 ±20 % 70 – 200 30 – 800
EMI222T-RC 2200 ±20 % 45 – 200 20 – 800
EMI332T-RC 3300 ±20 % 35 – 200 15 – 800
EMI103T-RC 10,000 -20 %, +80 % 15 - 200 6 - 800
3.2 Max.
9.0
Max.
8.0 Max.
2.5
2.5
Marking
0.5 Dia.
C101
YYMMDD
Dimensions: mm
Ferrite Bead
Cp
Ferrite Bead
<1>
<1> Beads exposure <1 mm (0.039 ”)
Typical Attenuation Characteristics
0
10
20
30
40
50
60
70
1 5 10 0001005001055.0
Frequency (MHz)
Attenuation (dB)
1
10
23
4
5
6
7
8
9
1 - EMI220T-RC
2 - EMI470T-RC
3 - EMI101T-RC
4 - EMI221T-RC
5 - EMI271T-RC
6 - EMI471T-RC
7 - EMI102T-RC
8 - EMI222T-RC
9 - EMI332T-RC
10 - EMI103T-RC
† RoHS Directive 2002/95/EC Jan 27 2003
including Annex.
“-RC” suffi x indicates RoHS compliance.
REV. 11/18
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
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