10/100 Base-TX
ISOLATION TRANSFORMERS
WITH FILTERS
TYPICAL PM-8515 & 8592 APPLICATION
TYPICAL 10/100Mb/s ETHERNET NODE
(10-BASE & 100BASE-TX)
10M TX1+
N/C
RJ45 PLUG
(CAT5 UTP)
1 (TD+)
1:1
2 (TD-)
3 (RD+)
4
5
6 (RD-)
7
1:1
8
15
14
16
12
11
10
7
50
Ω
50
Ω
10M TX1-
50
Ω
50
Ω
TX0-
TX0
TX0+ TXO
GND
NATIONAL
DP83840
DP83223
TWISTER
RX1+
RX1-
10M RX1+
10M RX1-
80
Ω
1
2
3
5
6
10
Ω
10
Ω
N/C
PM-8515
PIN #12
50
Ω
75
Ω
75
Ω
8
50
Ω
50
Ω
0.01
µ
F
2kV
50
Ω
COMMON MODE
TERMINATION
9
PM-8508 MECHANICAL
PM-8508 SCHEMATIC
TX/RX+
.815
(20.70)
MAX
.472
(11.98)
MAX
.220
(5.59)
MAX
1
1CT:1CT
7
TX/RX+
P
PM-8508
M
YYWW
PIN #1
.200
.020
(5.08) (.51)
.600
(15.24)
.135
(3.43)
TYP
.020
(0.51)
.010
(.25)
.109 (2.77)
.169 (4.29)
PIN #7
TX/RX-
CT
2
3
6
5
TX/RX-
CT
.100
(2.54)
Specifications subject to change without notice.
pm-85xx 11/05
20381 BARENTS SEA CIRCLE, LAKE FOREST, CA 92630
•
TEL: (949) 452-0511
•
FAX: (949) 452-0512
•
http://www.premiermag.com
2
PMI [ PREMIER MAGNETICS, INC. ]
