ADSL Magnetics
GlobeSpan RADSL CPE
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Designed to meet UL1950 and IEC 950 safety require-
ments
UL file number: E150991
Operating temperature range: -40° C to +85° C
•
•
•
•
•
Meets IEC 695, 2-2 flammability requirements
PWB Process Capability: standard printed wiring board
assembly techniques, total-immersion cleaning
Reliability testing: shock, vibration, temperature cycling,
temperature - humidity - bias
TM00317
ELECTRICAL SPECIFICATIONS AT 25° C
Turns Ratio
Part
Number
Package
(1-3) : (8-5)
2810J
SMD
0.25 : 1
(2-4) : (8-5)
0.50 : 1
(1-3)
27.5
(1-4)
2.5
1
Inductance
2
µH ± 10%
DCR
1
Ω
max
(8-5)
3.5
Leakage
Inductance
3
µH max
(2-4)
5
Direct
Capacitance
1
pF max
between
(2-4) & (8-5)
35
Dielectric
Rating
1
Vrms min
between
(2-4) & (8-5)
1500
1. connect terminals 2 to 3 & 6 to 7
2. measured at 10 kHz, 0.1 Vac, connect terminals 6 to 7
3. short terminals 5, 6, 7 & 8
SCHEMATIC
2810J
1
8
3
2
6
7
4
5
©2000 Bel Fuse Inc. Specifications subject to change without notice. 04.00
Bel Fuse Inc.
198 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com
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ADSL Magnetics
TM00317
GlobeSpan RADSL CPE
MECHANICAL
2810J
0.200
(5.08)
0.200
(5.08)
0.070
(1.78)
0.120
(3.05)
1.225
(31.12)
0.890
(22.61)
MAX
0.355
(9.02)
0.315
(8.00)
0.595
(15.11)
0.880
(22.35)
MAX
0.065±0.005 (1.65±0.13)
DIA. PILOT HOLE REQUIRED
FOR PIN COMPONENT GUIDE
PIN (2 PLACES)
SUGGESTED PCB PAD LAYOUT
0.110
(2.79)
0.400
(10.16)
MAX
0.040
(1.02)
REF
0.006 (0.152)
8 EDGES
1.025
(26.04)
1.220
(30.99)
MAX
©2000 Bel Fuse Inc. Specifications subject to change without notice. 04.00
CORPORATE
Bel Fuse Inc.
198 Van Vorst Street
Jersey City, NJ 07302
Tel 201-432-0463
Fax 201-432-9542
www.belfuse.com
FAR EAST
Bel Fuse Ltd.
8F / 8 Luk Hop Street
San Po Kong
Kowloon, Hong Kong
Tel 852-2328-5515
Fax 852-2352-3706
www.belfuse.com
EUROPE
Bel Fuse Europe Ltd.
Preston Technology Management Centre
Marsh Lane, Suite G7, Preston
Lancashire, PR1 8UD, U.K.
Tel 44-1772-556601
Fax 44-1772-888366
www.belfuse.com
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