2/F Block A, 94 Tokwawan Road, Kowloon, Hong Kong Tel: (852) 2765 3888 Fax: (852) 2954 3304
Revised in 06/07MJ010(05)1
E & E Magnetic Products Limited
10/100 Base-T Applications
Gang 1X4, Through Hole, Tab Down
Straight-row Output Pins Pattern
Magnetic Integrated Connector Modules
Compliant with IEEE802.3 standard including 350µH OCL
1500Vrms isolation voltage per IEEE802.3
Enhanced performance on EMI suppression with metal shield
Support various 10/100 transceiver ICs
RoHS compliant versions are available
oo
Operating temperature 0 C to +70 C
with 8mA DC Bias
UL 1863 listed
Auto MDI/MDIX application
Symmetrical TX and RX channels which is suitable for
Gang 1x4 design for Hub and Switch Applications
GENERAL ELECTRICAL SPECIFICATION @ 25°C
Insertion Loss
(dB Max)
Return Loss
(dB Min)
CMRR
(dB Min)
0.1-100MHz
Crosstalk
(dB Min) Hipot
(Vrms)
1-30MHz 40MHz 50MHz 60-80MHz 32MHz 62MHz 100MHz 0.1-100MHz
1.0 16.0 14.0 13.0 12.0 42.0 37.0 33.0 35.0 1500
PART NUMBER TABLE
Part Number Tx Rx
1CT:1CT 1CT:1CT
RoHS Part Number LED
(Left / Right)
Configuration
Tx Rx
Mechanical
Package Schematic
MJ14D-04A H34K
MJR14D2NNA4-H34K TC TC —
1
23
Turn Ratio
(Chip : Cable) ( 3%)
1CT:1CT 1CT:1CT MJ14D-04A K34K
MJ-14D2NNA4-H34K
MJ-14D2NNA4-K34K MJR14D2NNA4-K34K TC TC —
6
1. For different electrical and mechanical specifications, please contact E&E Magnetic Products Limited.
Notes:
2. Core location are counted from PCB (Chip) side to Cable (Media) side, where:
"T" = Isolation transformer ; "C" = Common-mode choke ;
3. LEDs (Left / Right) : "—" = None.
4. Panel tabs are optional.
5. All parts shown in this datasheet have gold plating thickness of 10 micro-inch (min.) over contact area.
Advance options including 30 micro-inch (min.) and 50 micro-inch (min.) are also available.
6. Operating temperature: -40 C to +85 C. °°
2
MJ14D-04A
E & E Magnetic Products Limited
Revised in 06/07
2/F Block A, 94 Tokwawan Road, Kowloon, Hong Kong Tel: (852) 2765 3888 Fax: (852) 2954 3304
All dimensions are specified in with higher precedence in inch.
Unless otherwise specified, all tolerances are .
inch
mm 0.010
0.25
MJ010(05)
REFERENCE OR
GAUGE PLANE
(E&E PART NUMBER)
(DATE)
UURR
R
C
US
J1 J8
PORT 1 PORT 4
MAX.
2.340
59.44
0.555
14.10 MAX.
0.425
10.80 0.125
3.18
MAX.
0.945
24.00
NOTE 4
Recommended hole pattern
viewed from component side
DIA.
24X
DIA.
2X
DIA.
2X
6
4
25
3
1
2.150
54.61
0.550
13.97
0.400
10.16
0.080
2.03
0.050
1.27
0.042
1.07
0.126
3.20
0.062
1.57
2.280
57.91
0.440
11.18
0.125
3.18
Chip side
Cable side
PORT 1 PORT 4PORT 2 PORT 3
10/100 Base-T Applications
Gang 1X4, Through Hole, Tab Down
Straight-row Output Pins Pattern
MECHANICAL DIMENSIONS
3
H34K / K34K
E & E Magnetic Products Limited
Revised in 06/07
2/F Block A, 94 Tokwawan Road, Kowloon, Hong Kong Tel: (852) 2765 3888 Fax: (852) 2954 3304
MJ010(05)
RJ-45
Chip Side
1000pF/2000V
Rx-Side
Tx-Side
J8
J7
J6
J5
J4
J3
J2
J1
RJ-45
Cable Side
75Ω75Ω
75Ω75Ω
1CT:1CT
1CT:1CT
1
2
3
4
6
5
Shield
Primary Secondary
FOR MORE INFORMATION, PLEASE CONTACT
HEADQUARTER
2/F Block A, Merit Industrial Centre,
94 Tokwawan Road, Kowloon,
Hong Kong
Tel: (852) 2765 3888
Fax: (852) 2954 3304
Email: eempl@eleceltek.com
Website: http://www.eleceltek.com
Information herein is for reference only and subject to change without notice. It does not constitute any representation, warranty or commitment of the company in respect
of the products in any aspect. All logos, brands and product names mentioned herein are trademarks or registered trademarks of their respective owners. The company
does not assume any liability arising out of the application or use of any product or circuit described herein. Copyrights 2006, E & E Magnetic Products Limited.
MATERIALS
Housing
PCB Pins
Contact Pins
Consist of thermoset & thermoplastic materials, all of them are UL 94-V0 rated.
Copper wire which meets solderability requirements per MIL-STD-202, method 208.
Phosphor bronze, plated with nickel under-plating and hard gold over contact area.
5
10/100 Base-T Applications
Gang 1X4, Through Hole, Tab Down
Straight-row Output Pins Pattern
SCHEMATICS