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参数资料
| 型号： | TRF4000 |
| 厂商： | COILCRAFT INC |
| 元件分类： | 电信滤波器 |
| 英文描述： | 4 FUNCTIONS, 0.5 A, TIP/RING FILTER |
| 文件页数： | 1/1页 |
| 文件大小： | 147K |
| 代理商： | TRF4000 |
Coilcraft, Inc. 2009
Tip and Ring Common Mode Filters
Document 152
Specifications subject to change without notice.
Document 152
Revised 09/03/09
These economical filters are designed to help telecommuni-
cations equipment engineers meet FCC and CCITT require-
ments. Available in 1 or 2 line (2 or 4 wire) versions, Coilcraft
tip and ring filters provide >15 dB attenuation of common
mode noise over the 3 Hz to 300 MHz frequency range.
Part number:
TRF 2000 (1-line)
TRF 4000 (2-line)
Minimum inductance:
20 H
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. Operating temperature range –40°C to +85°C.
3. Electrical specifications at 25°C.
A max
B max
C max
D
E
F
G
0.425
0.550
0.475
0.115
0.300
0.100
0.300 inches
10,80
13,97
12,07
2,92
7,62
2,54
7,62 mm
30
40
20
10
0
0.1
1
10
100
1000
Frequency (MHz)
Atten
uation
(dB)
Differential Mode
Common mode
TRF 2000
TRF 4000
Typical Response*
B
C
(8×)
0.040
1,02
0.040
1,02
0.030
0,76
0.030
0,76
dia
1
F
4
E
85
2
1
3
4
A
7
8
6
5
Recommended
Board Layout
Recommended
Board Layout
(5×)
1
E
4
G
8
5
F
B
DD
C
4
8
5
2
1
A
8
1
5
4
8
1
7
2
6
3
5
4
TRF 2000
TRF 4000
*measured on HP 8753D network analyzer. Ref: 50 Ohms.
Packaging: 100 parts per tray
Weight: 1.52 g
Weight: 1.71 g
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