E1/T1/ PRI/CEPT Dual Transformer Modules
Features
• SMD design ideal for pick and place compatability while
providing unrivaled coplanarity
• controlled parameters ensure full compliance with
ITU-T G.703 when matched with recommended IC
• ideal for all 1.544 and 2.048 Mbs interface applications
• manufactured in an ISO-9001:2000, TS-16949:2002
and ISO-14001:2004 certified Talema facility
• 1500Vrms minimum isolation voltage
• extended operating temperature: -40° to +85°C
• fully RoHS compliant and meets lead free reflow
level J-STD-020C
Electrical Specifications @ 25°C
Turns Ratio:
Bold
= IC side windings
MGJ Series - Dual Port Transformers
Transformer - Transmit
Part
Number
Turns
Ratio
+/-2%
1ct:
2ct
1ct:
2ct
1ct:
2.3ct
L
P
(mH
Min)
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
R
CU
(Ohms)
Pri.
0.39
0.39
0.39
0.39
0.39
0.39
0.39
0.39
0.39
0.39
0.39
S ec.
0.94
0.77
0.44
0.77
0.90
0.53
0.53
0.44
0.94
0.58
0.77
Primary
Pins
4-6 & 10-12
4-6 & 10-12
4-5 & 10-12
4-6 & 10-12
4-6 & 10-12
4-6 & 10-12
4-6 & 10-12
4-6 & 10-12
1-3 & 10-12
1-3 & 10-12
1-3 & 10-12
Turns
Ratio
+/-2%
1ct:
2.42ct
1ct:
1ct
1ct:
1.15ct
1ct:
2c
t
1ct:
1ct
1ct:
2ct
1ct:
1ct
1ct:
2ct
1ct:
1ct
1ct:
1.41ct
1ct:
2ct
Transformer - Receive
L
P
(mH
Min)
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
R
CU
(Ohms)
Pri.
0.39
0.39
0.39
0.39
0.39
0.39
0.39
0.39
0.39
0.39
0.39
S ec.
0.94
0.39
0.44
0.77
0.39
0.77
0.39
0.77
0.39
0.58
0.77
1-3 & 7-9
24-22 & 18-16
1-3 & 10-12
1-3 & 7-9
24-22 & 18-16
24-22 & 18-16
24-22 & 18-16
1-3 & 7-9
21-19 & 18-16
21-19 & 18-16
21-19 & 18-16
A
A
A
A
A
A
A
A
B
B
B
Primary Pins
Schematic
MGJ-100A 1ct:
2.42c
t
MGJ-101A
MGJ-103A
MGJ-104A
MGJ-102A 1ct
: 1.15c
t
MGJ-105A 1ct:
1.36ct
MGJ-106A 1ct:
1.36ct
MGJ-107A 1ct:
1.15ct
MGJ-108B
MGJ-110B
1ct:
2.4ct
1ct:
2ct
MGJ-109B 1ct:
1.41ct
Dimensions
0.689
(17.50)
Suggested Pad
Layout
0.030
(0.77)
1
2
3
Schematics
A
Receive
24
23
22
Transmit
21
20
19
Receive
7
18
17
16
Transmit
10
11
12
15
14
13
10
11
12
7
8
9
Transmit
1
2
3
4
5
6
Receive
18
17
16
15
14
13
Receive
B
Transmit
24
23
22
21
20
19
0.630 0.551
(16,00) (14,00)
TALEMA IN
WK / YR
Part Number
0.661
(16.80) 0.091
(2.30)
11 x
0° - 8°
4
0.550
(13.97)
0.069
(1.765)
0.550
(13.97)
5
6
0.05(1,27)
0.228
(5,80)
8
.020 x .012
(0.50 x
0.30)
9
Surface Coplanarity will be 0.004(0.10) maximum
Dimensions: Inches (Millimeters)
Tolerance: ±0.010 (0.25) unless specified otherwise
Germany: Int.+49 89 - 841 00-0 • Ireland: Int.+35 374 - 954 8666 • Czech Rep: Int.+420 377 - 338 351 • India: Int.+91 427 - 244 1325
http://www.talema-nuvotem.com
(10-06) Communications\ E1/T1\MGJ
微控制器 MCU
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
