ADSL LINE TRANSFORMERS
For Use With Texas Instruments鈥?Chipsets
Matched to Texas Instruments鈥?AC5 chipset
Excellent THD performance in a small footprint
Designed to meet UL1950 and EN60950 for supplementary
insulation requirements for working voltages up to 250 Vrms
Electrical Specifications @ 25擄C 鈥?Operating Temperature -40擄C to +85擄C
Part
Number
B2205
BX2375
Mounting
SMT
SMT
Application
CO
CO; ADSL
over ISDN
Turns Ratio
1:1.9 鹵 2%
1:1.9 鹵 3%
Interwinding Capacitance
@ 100 kHz, 0.1 Vrms
15 pf MAX
22 pf MAX
OCL
(1-4) with (2-3) short
400 碌H 鹵 5% @ 0.1 V, 100 kHz
92.5 碌H 鹵 5% @ 0.1 V, 10 kHz
Leakage Inductance
@ 100 kHz, 0.1 V
(1-4) with (2-3), (6-7) & (5-8) short
7.5 碌H MAX
3.2 碌H MAX
Additional Electrical Specifications
Part
Number
B2205
BX2375
THD
( 100 kHz, 5.3 Vrms)
-80 dB
-80 dB
攏
DC Resistance
Line Side
(1-4) with (2-3) short
W
Chip Side
(5-8) with (6-7) short
W
Isolation Voltage
(Vrms)
1500
1500
Longitudinal Balance
@ 100 kHz
-60 dB
-60 dB
攏
NOTE:
Transformers are shipped in trays unless Tape & Reel packaging is specified by adding the suffix
鈥淭鈥?/div>
to the part number (i.e. B2205T).
Mechanical
.475
12,07 MAX
.420 .620
10,67 15,75
Date Code
Country of Mfg.
Schematic
B2205
.600
15,24 MAX
.050
1,27
.295
7,49
1
3
2
4
1.9:1
.098
2,50
SUGGESTED PAD LAYOUT
.008
0,20
.098
2,50
.450
11,43 MAX
8X 0擄聳 8擄
Weight
. . . . . . . . . . . . . .3.4 grams
Tray
. . . . . . . . . . . . . . . . . .75/tray
Dimensions:
Inches
mm
Unless otherwise specified,
all tolerances are 鹵 .010
0,25
3X
.024
0,61
.295
7,49
.006/0,15
8 SURFACES
8 X .041
鹵 .006
1,04
鹵 0,15
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)
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
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
HONG KONG
(China/Hong Kong)
19/F, China United Plaza
1008 Tai Nan West Street
Cheung Sha Wan, Kowloon
Hong Kong, China
TEL: 852 2788 6588
FAX: 852 2776 1055
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2002, Pulse Engineering, Inc.
B985.A (3/02)
攏
W
攏
攏
W
1.00
0.65
MAX
MAX
1.00
0.37
MAX
MAX
攏
攏
攏
8
6
7
5
DISTRIBUTOR
1
