10/100/1000 BASE-T
- Item No. : FM-3978LLF
- Product Name : 10/100/1000 BASE-T DUAL PORT LAN TRANSFORMER
Description :
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Part Number |
Turns Ratio (±5%) |
OCL (uH Min) @100KHz/0.1V with 8mA DC Bias |
Cross talk Attenuation (dB Min) |
HI-POT (Vrms/sec) |
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TX |
RX |
30MHz |
60MHz |
100MHz |
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FM-3978LLF |
1CT:1CT |
1CT:1CT |
350 |
-40 |
-35 |
-30 |
1500 |
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Electrical Specifications @ |
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Part Number |
Insertion Loss (dB Max) |
Return Loss (dB Min)@ Load 100Ω |
DCMR (dB Min) |
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1-100MHz |
1-30MHz |
30-60MHz |
60-80MHz |
100MHz |
30MHz |
60MHz |
100MHz |
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FM-3978LLF |
-1.0 |
-18 |
-13 |
-12 |
-10 |
-40 |
-35 |
-30 |
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Continue |
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Part Number |
IPC/JEDEC J-STD-033B |
Storage temperature |
Operating temperature |
Current capability (mA) |
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Level:2a |
Time:4weeks |
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FM-3978LLF |
Conditions ：≦ |
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350mA | |||||||||||||
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Features :
s
230℃ ~250℃ within 5 sec.
l RoHS compliant.
l Available for 10/100 Base-T data rates.
l Compliant with IEEE 802.3af/ANSI X3.263 compliant performance.
l Supporting for AutoMdix function.
