項   目

特性

特性阻抗 ( 1 – 100 MHz)

100 ± 15 Ω

導體電阻 (20℃)

9.38 Ω Per 100 m (328 ft)

導體電阻不平衡 (20℃)

Max. 5%

絕緣電組 (20℃)

1500MW - Km DC 500V

 (芯線對大地間)

絕緣電壓

DC  500V / 1min. or  AC  350 V / 1min.

互感電容 (1KHz)

Max. 5.6 nF Per 100 m (328 ft)

電容不平衡 (1KHz)

330 pF  Per 100 m (328 ft) ( 每對線對地)

Delay Skew

Max. 45 ns  Per 100 m (328 ft)

Frequency

Insertion Loss (dB/100m) Max.

Propagation Delay

0.772MHz

1.8

—

1 MHz

2.0

534 + 36/ √f

(f：MHz)

4 MHz

4.1

8 MHz

5.8

10 MHz

6.5

16 MHz

8.2

20 MHz

9.3

25 MHz

10.4

31.25 MHz

11.7

62.5 MHz

17.0

100 MHz

22.0

Frequency

NEXT

(dB/100m)

Min.

PSNEXT

(dB/100m)

Min.

ELFXT

(dB/100m)

Min.

PSELFXT

(dB/100m)

Min.

0.772MHz

67.0

64.0

—

—

1 MHz

65.3

62.3

63.8

60.8

4 MHz

56.3

53.3

51.7

48.7

8 MHz

51.8

48.8

45.7

42.7

10 MHz

50.3

47.3

43.8

40.8

16 MHz

47.3

44.4

39.7

36.7

20 MHz

45.8

42.8

37.7

34.7

25 MHz

44.3

41.3

35.8

32.8

31.25 MHz

42.9

39.9

33.9

30.9

62.5 MHz

36.4

35.4

27.8

24.6

100 MHz

35.3

32.3

23.8

20.8

Return Loss

(dB/100m)

1≦ f ＜10MHz

RL≧ 20+5.0 log(f)

10≦ f ＜20MHz

RL≧ 25

20≦ f ＜100MHz

RL≧ 25-7.0 log(f/20)