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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 to get parts
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: April 12, 2017