T3/DS3/E3/STS-1 TRANSFORMERS
Twelve Transformers Designed for
T3, DS3, E3 and STS-1 Interface
Twelve transformers in a surface mount package
Extended temperature range of -40°C to +85°C
Return loss meets requirements of G.703
UL recognized
Isolation voltage: 1500Vrms
Electrical Specifications @ 25°C — Operating Temperature -40°C to +85°C
RoHS-5
RoHS-6
Turns Ratio
OCL Primary
Compliant PN# Compliant PN#
(Pri:Sec ±2%)
@ 25°C
(µH MIN)
TX3051
TX3052
TX3051NL
TX3052NL
1:1
1:2
60
40
OCL Primary
L
L
@ -40°C
(µH MIN) (µH MAX)
40
19
.120
.110
C
W/W
(pF MAX)
12
12
Isolation Voltage
(Vrms MIN)
1500
1500
Primary
Pins
1-2, 3-4, 5-6, 7-8
9-10, 11-12, 13-14, 15-16
17-18, 19-20, 21-22, 23-24
1-2, 3-4, 5-6, 7-8
9-10, 11-12, 13-14, 15-16
17-18, 19-20, 21-22, 23-24
Note:
Crosstalk is typically -60dB.
Mechanical
1.120
28,45
.660
16,76
.500
12,70
.480
12,19
DATE CODE
COUNTRY OF ORIGIN
Part Number
.630
16,00
48X
48X .016
0,41
.040
23X 1,02
.920
23,37
.025
0,64
.040
23X 1,02
.920
23,37
SUGGESTED PAD LAYOUT
0° 8°
.004/0,10
48 Surfaces
43 42
41 40
39 38
37 36
35 34
33 32
.280
7,11
.045
48X 1,14
Schematic
48
47 46
45 44
.010
0,25
31 30
29 28
27 26
25
Tape & Reel
. . . . . . . . . . . .250/reel
Tube
. . . . . . . . . . . . . . . . . .15/tube
Dimensions:
Inches
mm
Unless otherwise specified,
all tolerances are ± .010
0,25
1
2
3
4
5
6
7
8
9
10 11
12 13
14 15
16 17
18 19
20 21
22 23
24
For More Information:
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Fax: 886 3 4641911
Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product
names mentioned herein may be trademarks or registered trademarks of their respective owners.
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T668.A (6/06)
stm32/stm8
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