Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 Tel 201-432-0463 Fax 201-432-9542 www.belfuse.com
2004 Bel Fuse Inc. Specifications subject to change without notice. 03.04
0811-2X6R-28
10/100Base-TX MagJack
2 x 6
INTEGRATED CONNECTOR MODULES
ELECTRICAL SPECIFICATIONS AT 25 C
page 1
12-port shielded RJ-45 connector with integrated
10/100 magnetics
Design supports AutoMDIX applications
Compatible with a variety of 10/100 transceiver ICs
Operating temperature 0 to +70 C
Storage temperature -40 to +85 C
Complies with IEEE standards and all 10/100 Ethernet
specifications including 350H with 8mA DC bias
Highly integrated design conserves valuable board space
Minimum interwinding breakdown voltage of 1500 Vrms
Adaptable, modular design provides higher reliability
SCHEMATIC
0811-2X6R-28
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Pin
1CT : 1
1CT : 1
1
4
2
3
7
6
RD+
RCT
RD-
TD+
TCT
TD-
GND 8
Shield
RJ-45
1
2
3
4
5
6
7
8
RX+
RX-
TX+
TX-
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 Tel 201-432-0463 Fax 201-432-9542 www.belfuse.com
2004 Bel Fuse Inc. Specifications subject to change without notice. 03.04
0811-2X6R-28
10/100Base-TX MagJack
2 x 6
INTEGRATED CONNECTOR MODULES
page 2
MECHANICAL
0811-2X6R-28
1.
Jack cavity conforms to FCC rules and regulations, part 68, subpart F.
Notes
Plastic Housing
Thermoplastic, flammability rating UL 94V-0
Contacts
50 micro-inch hard gold plating
Pins
Tin-coated copper wire, DIA 0.018" [0.46]
Solderability
Per MIL Std. 202, Method 208
Metal Shield
Nickel plated copper alloy(all ground leads
are solder dipped)
1.130
[28.70]
Port 11
0.150
[3.81]
0.125
[3.18]
Port 1
1.004
[25.50]
0.425
[10.80]
3.200 [81.28]
Port 2
3.430 [87.12]
0.550 [13.97]
Typical
Dimensions are in inches [millimeters].
Standard dimension tolerance is 0.010 [0.25]
unless otherwise noted.
Solder dipped
ground lead 7X
Port 12
0811-2X6R-28
1
CORPORATE
Bel Fuse Inc.
206 Van Vorst Street
Jersey City, NJ 07302
Tel
201-432-0463
Fax
201-432-9542
www.belfuse.com
FAR EAST
Bel Fuse Ltd.
8F / 8 Luk Hop Street
San Po Kong
Kowloon, Hong Kong
Tel
852-2328-5515
Fax 852-2352-3706
www.belfuse.com
EUROPE
Bel Fuse Europe Ltd.
Preston Technology Management Centre
Marsh Lane, Suite G7, Preston
Lancashire, PR1 8UD, U.K.
Tel
44-1772-556601
Fax 44-1772-888366
www.belfuse.com
2004 Bel Fuse Inc. Specifications subject to change without notice. 03.04
0811-2X6R-28
10/100Base-TX MagJack
2 x 6
INTEGRATED CONNECTOR MODULES
page 3
PAD LAYOUT
0811-2X6R-28
Packing Quantity
15 pieces finished goods per tray
7 trays per carton box for a total of
105 pieces of finished goods
2.050 [52.07]
1.500 [38.10]
0.050
[1.27]
typ
0.100 [2.54]
typ
0.062 [1.57]
7 places
0.610
[15.49]
0.450
[11.43]
0.180
[4.57]
0.128 [3.25]
2 places
0.035 [0.89]
typical
PC Board Layout Viewed from Component Side
R0.030
[R0.76]
2 places
0.110 [2.79]
2 places
0.290 [7.37]
2 places
3.200 [81.28]
Position 8
Lowerdeck Typical
Position 1
Lowerdeck Typical
0.100 [2.54]
0.160 [4.06]
0.100 [2.54]
0.250 [6.35]
0.200 [5.08]
Position 8
Upperdeck Typical
Position 1
Upperdeck Typical
0.685
[17.40]
0.950 [24.13]
0.500 [12.70]
0.400 [10.16]
1.600 [40.64]
2.600 [66.04]
2.700 [68.58]
3.150 [80.01]
Recommended PCB front
edge cutout. The bottom shield
ground tabs (front) should
not be seated on the top
of the PCB.
1.030 +0.010/-0.005
[26.16 +0.25/-0.13]
3.465 +0.010/-0.005
[88.01 +0.25/-0.13]
Metal Panel
0.015
[0.38]
PCB
0.085 0.010
[2.16 0.25]
Suggested Panel Opening
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