40 PIN SMD ETHERNET 10/100 BASE TX TWO PORT TRANSFORMER
P/N:40ST1022 DATA SHEET
A.GENERAL SPECIFICATIONS:
1.40-PIN SMD PACDAGE & DESIGNED TO MEET 802.3 & IR REQUIREMENT.
2.OPERATING TEMP RANGE: 0°C TO+70°C
3.STORAGE TEMP RANGE: -25°C TO+125°C.
B.ELECTRICAL SPECIFICAIONS AT 25°C
:
1.PRI./SEC.ISOLATION:1500 Vrms.
2.INSULATION RESISTANCE: 10,000 MOHM.
3.TURN RATIO: TX: 2CT: 1CT; RX: 1CT:1 CT(+/-5%)
4.PRI.OCL (uH MIN.): TX & RX: 350AT 100 KHz/0.1Vrms, 8mA DC.
5.PRI./SEC.Cw/w(pF TYP.):28
6.TX/RX L/L (uH MAX.): 1.2/0.4
7.PRI.DCR (OHM MAX.): TX: 0.9;RX: 0.9
8.CROSS TALK: (dB MIN.): -38AT0.1 MHz-100MHz.
9.CMRR (dB MIN): -40 AT0.1MHz TO 100 MHz.
10.RETURN LOSS (dB MIN):
0.5-30MHz
40MHz 50MHz 60-80MHz
-18
-15.5
-13.6
-12
11.INSERTION LOSS (dB MAX.):
-1.1AT 1-100MHz
C. SCHEMATIC & DIMENSIONS & MARKING (UNIT mm):
Date: April 15-2000 Pre by:WuQingli Rev.: X.0
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