40 PIN SMD ETHERNET 10/100 BASE QUAD PORT TRANSFORMER
PN/:40ST1092 DATA SHEET
APPLY TO KENDIN
A.GENERAL SPECIFICATIONS
1.IEEE 802.3 ETHERNET COMPATIABLE, 100 BASE-TX
2.SURFACE MOUNTABLE
3.DESIGN FOR MULTIPORT REPEATER AND ETHERNET SWITCHING HUB APPLICATION
4.CUSTOMER DESIGNS AVAILABLE FOR SPECIFIC APPLICATION
B.ELECTRICAL SPECIFICATIONS@25°C
1.ISOLATION HI-POT: 1500 VRMS (PRI./SEC.)
2.TURN RATIO (± 5%): TX=1.41CT: 1CT, RX=1:1
3.RISE TIME: 0.25 ns TYP
4.CW/W: 25pF MAX
5.LEAKAGE INDUCTANCE: TX=0.45uH Max
6.PRIMARY INDUCTANCE Lp: 350uH min @100KHZ/100mVrms 8mA DC
7.CMRR (0.1-100 MHZ): -40dBMin
8.CROSSTALKS (0.1 TO 100MHZ): -38dB Min
9.RETURN LOSS: 5-30 MHz 30-60 MHz 60- 80 MHz
-16dB
-12dB
-10 dB (Min)
10.OCL (uH,Min):350 uH, at 8mA/dc FROM 0-70°C
11.DCR: 0.9
Max
12.INSERTION LOSS (1-100 MHz) MAX:-1.1 dB
C.SCHEMATIC & DIMENSIONS & MARKING (UNIT mm):
BOTHHAND [ BOTHHAND USA, LP. ]
