20LF021C Datasheet, PDF (1/1 Pages) List of Unclassifed Manufacturers – 10 BASE T LOW PASS FILTER

10Base T Low Pass Filter
Model no. 20LF021C
Specifications: at 25 degree C.
1. Insertion Loss(1-10MHz): -4.5dB max.
2. Return Loss(1-10MHz): -15dB min.
3. Cut-Off frequency, -3dB : 17MHz+/-0.7MHz.
4. Attenuation:
Frequency 20 25 30 40 50 MHz
Transmitter 7 19 32 35 40 dB
Receiver
6 14 20 31 35 dB
5. Group Delay(5-10MHz): 4ns max.
6. Cross Talk(1-10MHz): -45dB min.
7. Common Mode Rejection Ratio: -45dB min @ 70-100Mhz.
8. Isolation Voltage for 1 minute: 1,500Vrms.
Dimension: mm(inch) +/-0.25(0.010)
25.40(1.000)
10.16(0.400)
YCL
3.30(0.130)
17.78(0.700)
0.50X0.25+/-0.05
7.62(0.300)
2.54(0.100)
Schematics:
1 ^61.9
2
422
3
61.9 ^1.2K
4
422
5
6
7
8
Prepared: Dennis Hsieh
Drawing no.: 20LF021C
Approved: Jess Kuo
REV: 1
16
50 ₁₅
50 ₁₄
12
11
10
9
Date: Mar 12, 1997.
Page: 1/ 1