HDSL2/G.SHDSL TRANSFORMER
For Level One Chipsets
Matched to Level One's SK70743, LXT772 and LXT776 chipsets
Excellent THD performance
Maximum height .485" (12,32 mm)
Designed to meet UL 1950 supplementary insulation
requirements for working voltages up to 250 Vrms
Electrical Specifications @ 25°C — Operating Temperature -40°C to +85°C
Turns Ratio
Chip - Line
( 2%)
DC Resistance
Part
Number
Inductance - Line Side
Leakage Inductance - Line Side
Mounting
@10 kHz,100 mV
@ 100 kHz, 0.02 Vrms
Line Side
Chip Side
2.0 mH 10%2
(1-5) with (2-4) shorted
20 µH MAX
(1-5) with (2-4) and (6,7,8,9) shorted
2.05 MAX
(1-4) = (2-5)
0.50 MAX
(1-4) = (2-5)
B10561
B1083
SMT
THT
1CT:3CS
1:3CS
2.25 mH 10%
(2-5) with (4-1) shorted
8 µH MAX
(2-5) with (4-1) and (10-6) shorted
3.30 MAX
(2-4) = (1-5)
0.75 MAX
(10-6)
Additional Electrical Specifications
Part
Number
Interwinding Capacitance
(@ 100 kHz, 0.1 Vrms)
Isolation
Voltage
Longitudinal Balance
THD
Return Loss
B10561
-45 dB
-70 dB
60 pF
16 dB
12 dB
1500 Vrms
1500 Vrms
(20 KHz to 400 KHz)
(@ 10 kHz, 5.0 Vrms)
(from 40 kHz to 300 kHz)
(10 KHz to 400 KHz)
(@ 15 kHz, 3.8 Vrms)
(from 50 kHz to 2 MHz)
B1083
-53 dB
-71 dB
Not Specified
1 Transformers are shipped in trays unless Tape & Reel packaging is specified by adding the suffix “T” to the part number (i.e. B1056T).
2 DC bias current: 0 to 100 mA.
Mechanicals
Schematics
B1083
B1056
.605
15,37
.028 ± .002
0,71 ± 0,05
10 X
3:1
1
4
2
5
9
7
8
6
.695
.100
2,54
MAX
17,65
Weight . . . . .6.2 grams
Tray . . . . . . . . .60/tray
B1083
Date Code
Country of Mfg.
.530
13,46
MAX
.394
10,00
MAX
Line
Line
Chip
.394
B1056
.098
2,50
10,00
Date Code
Country of Mfg.
.098
2,50
.051 ± .002
1,30 ± 0,05
10 X
.500
12,70
MAX
B1056
.516
MAX
13,11
3:1
.173 ± .015
4,39 ± 0,38
.485
12,32
MAX
2
4
1
5
.018
10 X
.098
2,50
.004
0,10
MIN
0,46
10
Chip
.394
10,00
.550
MAX
13,97
.394
.005/0,13
10,00
.547
13,89
10 X 0° 8°
.031 ± .006
0,79 ± 0,15
10 SURFACES
10 X
6
MAX
Inches
mm
.010
0,25
Dimensions:
B1083
Unless otherwise specified, all tolerances are
For More Information :
UNITED KINGDOM
(Northern Europe)
1 & 2 Huxley Road
The Surrey Research Park
Guildford, Surrey GU2 5RE
United Kingdom
TEL: 44 1483 401700
FAX: 44 1483 401701
UNITED STATES
(Worldwide)
FRANCE
SINGAPORE
TAIWAN, R.O.C.
DISTRIBUTOR
(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.
12220 World Trade Drive
San Diego, CA 92128
U.S.A.
http://www.pulseeng.com
TEL: 858 674 8100
FAX: 858 674 8262
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
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.
Printed on recycled paper. ©2001, Pulse Engineering, Inc.
PRELIMINARY B965.P (4/01 )