ADSL LINE TRANSFORMERS
For use with Motorola’s MC143460 and
MC143462 ADSL chipsets
Small footprint
Electrical Specifications @ 25°C — Operating Temperature -40°C to +85°C
Turns Ratio
Leakage Inductance
Part
OCL @ 10 KHz, 0.1 V( 5%)
Application
Mounting
(
2%)
@ 100 KHz, 0.1 V (1-5) with (2-4),
(6-9) and (7-10) shorted
Number
(1-5) with (2-4) shorted
(10-7) with (6-9) shorted
(1-5):(10-7)
1.
B2141
B2142 1
CO
CO
THT
SMT
3.96
3.96
2.75
2.75
15 µH MAX
15 µH MAX
2:1
1.2:1
Additional Specifications
Part
Longitudinal Balance
DC Resistance
(1-4):(2-5)
1.35 MAX
Isolation Voltage
Number
(from 25 KHz to 1.1 MHz)
(Vrms)
(10-6):(9-7)
1.35 MAX
1.35 MAX
B2141
B2142 1
-45 dB MIN
-45 dB MIN
1500
1500
1.35 MAX
1
Transformers are shipped in trays unless tape and reel is specified. Please add the suffix “T” (i.e. B2142T) for tape and reel orders.
Mechanicals
B2142
B2141
.605
15,37
.028 .002
0,71 0,05
10 X
.695
.100
2,54
MAX
B2141
Date Code
Country of Mfg.
17,65
5
4
3
2
1
6
7
8
.530
13,46
MAX
.394
10,00
MAX
.394
10,00
B2142
.098
2,50
Date Code
Country of Mfg.
9
.500
12,70
10
MAX
.098
2,50
.051 .002
1,30 0,05
10 X
.516
MAX
13,11
.173 .015
4,39 0,38
.485
12,32
MAX
.018
0,46
.098
2,50
10 X
.394
.394
10,00
.547
10,00
.550
MAX
13,97
.005/0,13
10 SURFACES
MAX
13,89
Schematic
Weight . . . . . . . . . . . . . .6.2 grams
Tray . . . . . . . . . . . . . . . . . .60/tray
1.2:1
Inches
mm
1
10
Dimensions:
Unless otherwise specified,
4
2
6
9
.010
0,25
all tolerances are
5
7
For More Information :
UNITED KINGDOM
UNITED STATES
FRANCE
SINGAPORE
TAIWAN, R.O.C.
DISTRIBUTOR
(Northern Europe)
(Worldwide)
(Southern Europe)
Zone Industrielle
F-39270
Orgelet
France
(Southern Asia)
150 Kampong Ampat
#07-01/02
(Northern Asia)
3F-4, No. 81, Sec. 1
HsinTai Wu Road
Hsi-Chih, Taipei Hsien
Taiwan, R.O.C.
1 & 2 Huxley Road
12220 World Trade Drive
San Diego, CA 92128
Quick-Facts: 858 674 9672
http://www.pulseeng.com
TEL: 858 674 8100
The Surrey Research Park
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United Kingdom
TEL: 44 1483 401700
FAX: 44 1483 401701
KA Centre
Singapore 368324
TEL: 65 287 8998
FAX:65 280 0080
TEL: 33 3 84 35 04 04
FAX: 33 3 84 25 46 41
Tel: 886 2 2698 0228
FAX: 886 2 2698 0948
FAX: 858 674 8262
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. ©2000, Pulse Engineering, Inc.
PRELIMINARY B962.P (3/00)