DATA SHEET
UM MODEL NO.:
UT12118
SPECIFICATION
FAST ETHERNET 10BASE-T/100BASE-TX
TRANSFORMER MODULES
REV.
B5
1/1
05/31
ELECTRICAL SPECIFICATIONS @25
0
C :
Inductance
(uH MIN)
Idc=8mA
350
Turn Ratio
15.75Hz 1V
1CT:1CT
Insertion Loss
(dB MAX)
0.1-100MHz
-1.0
2-30 MHz
-18
Return Loss
(dB MAX)
40MHz
-14.4
50MHz
-13.1
60-80MHz
-12
1KHz
-55
Crosstalk
(dB MIN)
30MHz
-45
60MHz
-40
100MHz
-33
Diff. To Com. Mode Rej.
(dB MIN)
Hi-pot
(Vrms MIN)
0.5mAmax.2 SEC.
1-60 MHz 60-200MHz
LEAKAGE CURRENT
-37
-25
1500
Operating temperature is 0擄C to 70擄C.
DIMENSIONS & SCHEMATIC :
1.127 Max
28.62 Max
40
21
24.13
0.472
12.00
0.640 Max
16.26 Max
12.18
UT12118
0.050(TYP)
1.27
1
20
1.27
0.96
0.018
0.46
SUGGESTED PAD LAYOUT
Date Code
0.218
5.55
XXXXG
0.013
0.345
.XXX=鹵.010
.XX=鹵.254
17.00
inches
mm
0.011
0.290
0擄 8擄
0.104/0.004
0.039
1.00
NOTE: 1. Packaging information-tape and reel according to item no. 鈥淪O40鈥?of data sheet 01-00.
2. For RoHS compliant products:
a.) UMEC Ordering Code:
TG-UT12118
b.) Date Code suffix to 鈥淕鈥?(xxxxG).
c.) Solder: Sn/Ag/Cu.
3. Specifications are subject to change without prior notice.
Green Product
Pb
UNIVERSAL MICROELECTRONICS CO.,LTD.
TEL:886-4-23590096 FAX:886-4-23590129
http://www.umec-web.com
E
-mail:business@umec.com.tw
E10-007-C
3,27TH RD.,TAICHUNG INDUSTRIAL PARK,
TAICHUNG,TAIWAN,R.O.C
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