ADSL LINE TRANSFORMER
For Globespan CO Chipsets
Matched to Globespan G24 ADSL+ Chipset with
Elantec Line Drivers
Designed to comply with EN60950 basic insulation
requirements for working voltages up to 250 Vrms
Compact SMD footprint
Electrical Specifications @ 25°C — Operating Temperature -40°C to 85°C
Part
Number
B2517JB
BX2485L
Turns Ratio
Ratio
(Line:Chip)
0.95 : 1
0.90 : 1
OCL
Primary
(µH ±7%)
760
1000
Leakage
Inductance
(µH MAX)
7.5 - 10.5
7.0 - 10.5
Interwinding
Capacitance
(pF MAX)
25
15
Isolation
Voltage
(Vrms)
1500
1500
THD @ 25kHz,
5Vrms
(dB MIN)
-75
-78
NOTE:
Transformers are shipped in trays unless Tape & Reel packaging is specified by adding the suffix
“T”
to the part number (i.e. B2517JBT).
Mechanical
B2517JB/BX2485L
Schematic
1
Date Code
Country of Origin
8
5
7
6
B2517JB
BX2485L
.228
5,80
.406
10,30
LINE
.098
2,50
.295
7,50
.047
1,20
3
2
4
CHIP
.384
9,75
MAX
SUGGESTED PAD LAYOUT
.492
12,50
MAX
.098
2,50
.295
7,50
.024
0,60
.390
9,90 MAX
.005/0,13
8 SURFACES
Weight
. . . . . . . . . . . . . .3.2 grams
Tape & Reel
. . . . . . . . . . . .175/reel
Tray
. . . . . . . . . . . . . . . . . . .90/tray
Dimensions:
Inches
mm
Unless otherwise specified, all tolerances are ± .010
0,25
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.
B836.B (6/05)