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Tip and Ring
Common Mode Filters

  • Extremely economical design
  • Available in 1 or 2 line (2 or 4 wire) versions
  • Meet FCC and CCITT requirements
  • Greater than 20 dB common mode noise attenuation over 3 to 300 MHz range
  • RoHS-compliant. Tin-silver terminations.

SPECIFICATIONS


Part number
Click for samples
Lines Common mode
peak impedance
(kOhms)
Cutoff
frequency1
(MHz)
Inductance2
min (µH)
DCR
max3
(mOhms)
Isolation4
(Vrms)
Current
max
(mA)
TRF 2000L 1 3.00 @ 94 MHz 13 20 0.065 1500 500
TRF 4000L 2 2.54 @ 84 MHz 18 20 0.065 1500 500
1 Frequency at which the differential mode attenuation equals 3 dB.
2 Inductance is per winding.
3 DCR is per winding, measured at 25°C. For other operating temperatures, use this DCR at Temperature calculator.
4 For TRF 2000L, isolation (hipot) measured from pins 1,8 to 4,5 for one minute.
For TRF 4000L, isolation (hipot) measured from pins 1,2,7,8 to pins 3,4,5,6 for one minute.
5 Ambient temperature range: −40°C to +85°C
6 Storage temperature range: Component: −40°C to +85°C
Packaging trays: −40°C to +80°C
7 Electrical specifications at 25°C.
Refer to Soldering Coilcraft Components before soldering.
PCB washing: Tested to MIL-STD-202 Method 215 plus an additional aqueous wash. More info.

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Updated: August 10, 2016