ADSL LINE TRANSFORMERS
W!
NE
For use with Globespan ADSL/RADSL Line Driver
IC (EL-1501) at the Customer Premise
Excellent THD performance in a small footprint
Approved to UL1950 supplementary insulation
requirements for working voltages up to 250 Vrms
Electrical Specifications @ 25掳C 鈥?Operating Temperature -40掳C to +85掳C
Part
Number
B2139
Application
CPE
Mounting
THT
Turns Ratio
(1-3):(10-8), (2-4):(9-7)
(1-3):(2-4)
1:1 (卤 2%)
OCL @ 10 KHz, 0.1 V
(1-4) with (2-3) shorted
407 碌H (卤 5%)
Leakage Inductance
@ 300 KHz, 0.1 V (1-4) with (2-3),
(7-10) and (8-9) shorted
10.0 碌H MAX
Longitudinal
Balance
(from 30 KHz to 1.1 MHz)
-50 dB MIN
Additional Specifications
Part
Number
B2139
1
THD
(Linearity - Typical)
-85
dB MIN @ 100 KHz
DC Resistance
Isolation Voltage
(Vrms)
1875
Insertion Loss
1
(@ 772 KHz)
<0.5 dB
FrequencyResponse:
>3.0 dB, from 30 KHz to 2.0 MHz.
Mechanical
B2139
B2139
Date Code
Country of Mfg.
.500
12,70MAX
.173 卤 .015
4,39 卤 0,38
10 X
.018
0,46
.394
10,00
.550
13,97MAX
.098
2,50
.394
10,00
.547
13,89MAX
For More Information :
UNITED STATES
(Worldwide)
12220 World Trade Drive
San Diego, CA 92128
Quick-Facts: 858 674 9672
http://www.pulseeng.com
TEL: 858 674 8100
FAX: 858 674 8262
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
FRANCE
(Southern Europe)
Zone Industrielle
F-39270
Orgelet
France
TEL: 33 3 84 35 04 04
FAX: 33 3 84 25 46 41
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. 漏2000, Pulse Engineering, Inc.
9
9
1-3 = 2-4 = .66
10-8 = 9-7 = .56
(卤 10%)
(卤 10%)
Schematic
1
LINE
3
2
4
10
8
CHIP
9
7
Weight
. . . . . . . . . . . . . .6.2 grams
Tray
. . . . . . . . . . . . . . . . . .65/tray
Dimensions:
Inches
mm
Unless otherwise specified,
all tolerances are 卤 .010
0,25
SINGAPORE
(Southern Asia)
150 Kampong Ampat
#07-01/02
KA Centre
Singapore 368324
TEL: 65 287 8998
FAX:65 280 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
DISTRIBUTOR
PRELIMINARY B958.P (2/00)
1
