ADSL2+ LINE TRANSFORMER
For Use with Centillium CO Chipset
Matched to Centillium chipset
Designed optimized for CO applications
Designed to meet EN60950 basic insulation: 250Vrms
Electrical Specifications @ 25°C — Operating Temperature -40°C to 85°C
Part
Number
1
BX2639L
1
Turns Ratio
Ratio
(Line:Chip)
0.92 : 1
OCL
Primary
(µH ±7%)
160
Leakage
Inductance
(µH MAX)
4.5
Isolation
Voltage
(Vrms)
1500
THD @ 10kHz,
2Vrms
(dB MIN)
68
Transformers are shipped in trays, unless Tape & Reel packaging is specified by adding the suffix
“T”
to this part number (BX2639LT)
Mechanical
BX2639L
Schematic
Date Code
Country of Origin
BX2639L
.228 .406
5,80 10,30
1
3
2
4
8
6
7
5
.384
9,75
MAX
.079
2,00
SUGGESTED PAD LAYOUT
.236
6,00
.047
1,20
LINE
CHIP
.492
12,50
MAX
.079
2,00
.236
6,00
.024
0,60
Weight
. . . . . . . . . . . . . .3.2 grams
Tape & Reel
. . . . . . . . . . . .175/reel
Tray
. . . . . . . . . . . . . . . . . . .90/tray
Dimensions:
Inches
mm
Unless otherwise specified, all tolerances are ± .010
0,25
.390
9,90 MAX
.005/0,10
8 SURFACES
For More Information:
UNITED STATES
(Worldwide)
12220 World Trade Drive
San Diego, CA 92128
U.S.A.
http://www.pulseeng.com
TEL: 858 674 8100
FAX: 858 674 8262
UNITED KINGDOM
(Northern Europe)
3 Huxley Road
Surrey Research Park
Guildford, Surrey GU2 5RE
United Kingdom
TEL: 44 1483 401700
FAX: 44 1483 401701
FRANCE
(Southern Europe)
Zone Industrielle
F-39270
Orgelet
France
TEL: 33 3 84 35 04 04
FAX: 33 3 84 25 46 41
SINGAPORE
(Southern Asia)
150 Kampong Ampat
#07-01/02
KA Centre
Singapore 368324
TEL: 65 6287 8998
FAX: 65 6280 0080
TAIWAN, R.O.C.
(Northern Asia)
3F-4, No. 81, Sec. 1
HsinTai Wu Road
Hsi-Chih, Taipei Hsien
Taiwan, R.O.C.
Tel: 886 2 2698 0228
FAX: 886 2 2698 0948
HONG KONG
(China/Hong Kong)
Unit 11, 11/F
Wah Lai Industrial Centre
10-14 Kwei Tei Street,
Fotan, Shatin, Hong Kong
TEL: 852 2788 6588
FAX: 852 2776 1055
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 trademarks or registered trademarks of their respective owners.
©2005, Pulse Engineering, Inc. All Rights Reserved.
B880.A (11/05)
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