2/F Block A, 94 Tokwawan Road, Kowloon, Hong Kong Tel: (852) 2765 3888 Fax: (852) 2954 3304
Revised in 06/07MJ122(02)1
E & E Magnetic Products Limited
Magnetic Integrated Connector Modules
1500Vrms isolation voltage per IEEE802.3
Compliant with IEEE802.3 standard including 350µH OCL
with 8mA DC Bias
Enhanced performance on EMI suppression with metal shield
oo
Operating temperature 0 C to +70 C
RoHS compliant versions are available
UL 1863 listed
Support 4 pairs fo Category 5 UTP cable with
1000Base-T full duplex applications
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)
0.5-40MHz 40-100MHz 0.1-100MHz 0.1-100MHz
1.0 1.2 18.0 12-20Log(F/80) 32.0 33-20Log(F/50) 1500
100-125MHz
1 1
PART NUMBER TABLE
Part Number
1CT:1CT
1CT:1CT
RoHS Part Number LED
(Left / Right)
Configuration Mechanical
Package Schematic
MJ14U-04ATC
TC
G / Y
—MJ14U-04B
2
4
Turn Ratio ( 3%)
(Chip : Cable)
3
MJ-14U2GYA5-G114
MJ-14U2NNA0-G114
1. “F” represents the test frequency specified in MHz.
Notes:
2. For different electrical and mechanical specifications, please contact E&E Magnetic Products Limited.
3. Core location are counted from PCB (Chip) side to Cable (Media) side, where:
"T" = Isolation transformer ; "C" = Common-mode choke .
E&E Magnetic Products Limited.
5. Panel tabs are optional.
6. 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.
4. LEDs (Left / Right) : "G" = Green ; "Y" = Yellow ; "—" = None. For different LED color requirements, please contact
MJR14U2GYA5-G114
MJR14U2NNA0-G114
G114
G114
1000 Base-T Applications
Gang 1X4, Through Hole, Tab Up
Zigzag Output Pins Pattern
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.
6
2
MECHANICAL DIMENSIONS
MJ14U-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 .
0.010
0.25
Chip side
Cable side
Recommended hole pattern
viewed from component side
MJ122(02)
J1J8
PORT 1 PORT 4
2.340
59.44 MAX.
0.555
14.10 MAX.
0.425
10.80
0.125
3.18
0.855
21.72 MAX.
LED (LEFT) LED (RIGHT)
NOTE 5
REFERENCE OR
GAUGE PLANE
(E&E PART NUMBER)
(DATE)
UURR
R
C
US
2x DIA:
2x DIA:
0.126
3.20
0.062
1.57
2.100
53.34
2.320
58.93
0.250
6.35
0.050
1.27
0.100
2.54
0.550
13.97
0.120
3.05
0.100
2.54
0.050
1.27
56x DIA: 0.042
1.07
13
13
14
14
11 11
12 12
0.011
0.28
0.081
2.06
0.151
3.84
0.221
5.61
0.042
1.07
0.517
13.13
0.550
13.97
0.550
13.97
0.034
0.86
0.042
1.07
0.483
12.27
10
9
8
6
6
5
4
3
2
1
0.450
11.43
PORT 1 PORT 4PORT 2 PORT 3
inch
mm
1000 Base-T Applications
Gang 1X4, Through Hole, Tab Up
Zigzag Output Pins Pattern
3
MECHANICAL DIMENSIONS
MJ14U-04B
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
MJ122(02)
Chip side
Cable side Recommended hole pattern
viewed from component side
J1J8
PORT 1 PORT 4
2.340
59.44 MAX.
0.555
14.10 MAX.
0.425
10.80
0.125
3.18
0.855
21.72 MAX.
NOTE 5
REFERENCE OR
GAUGE PLANE
2x DIA:
2x DIA:
0.126
3.20
0.062
1.57
2.100
53.34
2.320
58.93
0.250
6.35
0.050
1.27
0.100
2.54
0.550
13.97
0.120
3.05
0.100
2.54
0.050
1.27
40x DIA: 0.042
1.07
10
9
8
6
6
5
4
3
2
1
0.450
11.43
PORT 1 PORT 4PORT 2 PORT 3
(E&E PART NUMBER)
(DATE)
UURR
R
C
US
1000 Base-T Applications
Gang 1X4, Through Hole, Tab Up
Zigzag Output Pins Pattern
4
G114
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
MJ122(02)
J7
Shield
RJ-45
Cable Side
J8
J2
J1
J3
J5
J4
J6
RJ-45
Chip Side
2
3
4
8
9
10
MDI_3-
MDI_2+
MDI_1+
MDI_1-
MDI_0-
MDI_3+
5
6
7
MDI_2-
1
MDI_0+
Secondary
Primary
1CT:1CT
1CT:1CT
1CT:1CT
1CT:1CT
1000pF/2000V
75Ω
75Ω
75Ω
75Ω
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.
LED SPECIFICATION @25 FORWARD CURRENT = 20mA°C,
Standard Color Typical Wavelength (nm) Forward Voltage (volt)
Green
Yellow
565
590
2.2
2.1
2.5
2.5
Typical Maximum
LEDS COLOR AND POLARITY
MJ14U-04A LED (LEFT) LED (RIGHT)
COLOR COLOR
POLARITY POLARITY
PIN 13 PIN 14 PIN 11 PIN 12
GREEN YELLOW
LED (LEFT) 14
13
LED (RIGHT) 1211
SCHEMATICS
1000 Base-T Applications
Gang 1X4, Through Hole, Tab Up
Zigzag Output Pins Pattern
