TRF2000L Datasheet, PDF (1/1 Pages) Coilcraft lnc. – Tip and Ring Common Mode Filters

Document 152
Tip and Ring Common Mode Filters
Typical Response*
0
10
Differential Mode
20
Common mode
30
40
0.1
1
10
100
1000
Frequency (MHz)
*Measured on HP 8753D network analyzer
TRF 2000L
85
TRF 4000L
8 7 65
14
1 2 34
These economical filters are designed to help telecom-
munications equipment engineers meet FCC and CCITT
requirements. Available in 1 or 2 line (2 or 4 wire) versions,
Coilcraft tip and ring filters provide >15 dB attenuation of com-
mon mode noise over the 3 Hz to 300 MHz frequency range.
Part number:

TRF  2000L (1-line)
TRF  4000L (2-line)
Minimum inductance:
20 µH
Rated current:
500 mA
DC resistance:
0.065 Ohms max
Dielectric strength¹:
1500 Vrms min
1. For TRF 2000, dielectric strength measured from pins 1,8 to 4,5. For
TRF 4000, dielectric strength measured from pins 1,2,7,8 to pins
3,4,5,6.
2. Ambient temperature range –40°C to +85°C.
3. Electrical specifications at 25°C.
TRF 2000L
TRF 4000L
C
C
B
B
00.,07360dia
8
D
5
D
00.0,7360dia
8 765
A
A
12
4
Recommended
Board Layout
8
5
0.040
1,02
(5×)
E
1 234
Recommended
Board Layout
8
5
0.040
1,02
(8×)
E
1
4
F
G
Terminations: Tin-silver over tin
1
4
F
A max
0.425
10,80
B max C max
0.550 0.475
13,97 12,07
D
0.115
2,92
E
0.300
7,62
F
G
0.100 0.300
2,54 7,62
inches
mm
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Document 152  Revised 05/27/05
© Coilcraft Inc. 2013
This product may not be used in medical or high
risk applications without prior Coilcraft approval.
Specification subject to change without notice.
Please check web site for latest information.