TX9031 Datasheet, PDF (1/1 Pages) Pulse A Technitrol Company – T1/CEPT/ISDN-PRI TRANSFORMER

T1/CEPT/ISDN-PRI TRANSFORMER
Quad Port SMT Transformer Module
with Line Side Protection
Four transmit transformers, four receive transformers and
line side protection circuit in a surface mount package
Matched to Infineon’s QUADFALC and QUADLIU transceivers
Patented “Interlock Base” construction for high reliability
IC grade transfer-molded package withstands
235°C IR reflow temperature
Minimum Isolation voltage: 1500 Vrms (UL approval pending)
Electrical Specifications @ 25°C — Operating Temperature -40°C to +85°C
Part
Turns Ratio ¹
Number
(Pri:Sec ±5%)
Transmit Receive
OCL
Line Side
(mH MIN)
CW/W
(pF MAX)
LL
Package/
(µH MAX) Schematic
Primary Pins
Transmit
Receive
TX9031 1CT:2.4 1:1CT
1.2
35 & 35
.50 & .80
BRT
1-3, 10-12, 13-15, 22-24 45-43, 42-40, 33-31, 30-28
NOTE: For extended temperature range transformers, OCL (Open Circuit Inductance for the primary winding) is specified at both -40°C and +25°C.
At -40°C, OCL is 600 µH minimum. All other parameters are specified at +25°C.
Mechanical
Schematic
BRT
1
48
1.255
31,88
.575
14,61
CH1 TX 2
Surge
47
3
Suppressor
46
4
45
TX9031
DATE CODE
COUNTRY OF ORIGIN
.712 .852 .894
18,08 21,64 22,71
CH1 RX 5
44
.401
10,19
Surge
6
Suppressor
43
7
42
.092
CH2 RX 8
Surge
41
2,34
9
Suppressor
40
46X
.050
1,27
1.150
.052
29,21
1,32
10
39
.030
0,76
CH2 TX 11
Surge
38
Suppressor
12
37
SUGGESTED PAD LAYOUT
13
36
.008
0,20
.305
7,75
.004/0,10
48 Surfaces
.020
0,51
MIN
CH3 TX ₁₄
Surge
35
15
Suppressor
34
16
33
CH3 RX ₁₇
Surge
32
18
Suppressor
31
19
30
Weight ...............9.2 grams
Tape & Reel..........150/reel
Tube ......................15/tube
Dimensions: ^Inches
mm
Unless otherwise specified, all tolerances are ± ^.010
0,25
CH4 RX 20
21
22
Surge
Suppressor
29
28
27
CH4 TX 23
Surge
26
24
Suppressor
25
For More Information :
UNITED STATES
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U.S.A.
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TEL: [phone]
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(Northern Europe)
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The Surrey Research Park
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United Kingdom
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FRANCE
(Southern Europe)
Zone Industrielle
F-39270
Orgelet
France
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SINGAPORE
(Southern Asia)
150 Kampong Ampat
#07-01/02
KA Centre
Singapore 368324
TEL: [phone]
FAX:[phone]
TAIWAN, R.O.C.
(Northern Asia)
3F-4, No. 81, Sec. 1
HsinTai Wu Road
Hsi-Chih, Taipei Hsien
Taiwan, R.O.C.
Tel: [phone]
FAX: [phone]
DISTRIBUTOR
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 products and/or registered trademarks of their respective owners.
Printed on recycled paper. ©2001, Pulse Engineering, Inc.
PRELIMINARY T670.P (8/01)