B2205 Datasheet, PDF (1/1 Pages) Pulse A Technitrol Company – ADSL LINE TRANSFORMERS For Use With Texas Instruments’ Chipsets

ADSL LINE TRANSFORMERS
For Use With Texas Instruments’ Chipsets
Matched to Texas Instruments’ AC5 chipset
Excellent THD performance in a small footprint
Designed to meet UL1950 and EN60950 for supplementary
insulation requirements for working voltages up to 250Vrms
RoHS-5
Compliant
Part No.
B2205
BX2375
RoHS-6
Compliant
Part No.
B2205NL
_
Electrical Specifications @ 25°C — Operating Temperature -40°C to +85°C
Mounting
SMT
SMT
Application
CO
CO; ADSL
over ISDN
Interwinding
Turns Ratio Capacitance
@100kHz, 0.1Vrms
1:1.9 ±2%
16pf MAX
1:1.9 ±3%
22pf MAX
OCL
(1-4) w/(2-3) short
400µH ±5% @ 0.1V, 100kHz
Leakage Inductance
@ 100kHz, 0.1V
(1-4) w/(2-3), (6-7), (5-8) short
7.5µH MAX
92.5µH ±5% @ 0.1V, 10kHz
3.2µH MAX
Additional Electrical Specifications
RoHS-5
Compliant
Part No.
RoHS-6
Compliant
Part No.
THD
(100kHz, 5.3Vrms)
DC Resistance
Line Side
(1-4) w/(2-3) short
Chip Side
(5-8) w/(6-7) short
Isolation Voltage
(Vrms)
Longitudinal Balance
@ 100kHz
B2205
BX2375
B2205NL
_
≤-80dB
≤-80dB
≤1.10Ω MAX
≤0.65Ω MAX
≤1.10Ω MAX
≤0.37Ω MAX
1500
1500
≤ -60dB
≤ -60dB
NOTE: Transformers are shipped in trays unless Tape & Reel packaging is specified by adding the suffix “T” to the part number (i.e. B2205T and B2205NLT).
Mechanical
Schematic
.475
12,07
MAX
Part Number
Date Code
Country of Mfg.
.600
15,24
MAX
.098
2,50
.420 .620
10,67 15,75
1.9:1
1
8
3
6
.050
1,27
2
7
.295
4
5
7,49
SUGGESTED PAD LAYOUT
.008
0,20
3X
.098
2,50
.450
11,43
MAX
.024
0,61
8X 0°– 8°
.006/0,15
8 SURFACES
.295
7,49
8
X
.041
1,04
±
±
.006
0,15
Weight . . . . . . . . . . . . . .3.4 grams
Tray . . . . . . . . . . . . . . . . . .75/tray
Dimensions: ^Inches
mm
Unless otherwise specified,
all tolerances are ± ^.010
0,25
For More Information:
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Headquarters
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San Diego, CA 92128
U.S.A.
www.pulseeng.com
TEL: [phone]
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Germany
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No. 1
Industrial District
Changan, Dongguan
China
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Room 1503
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Shanghai 200233
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#07-01/02
KA Centre
Singapore 368324
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No. 26
Kao Ching Rd.
Yang Mei Chen
Taoyuan Hsien
Taiwan, R. O. C.
Tel: [phone]
Fax: [phone]
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.
© Copyright, 2006. Pulse Engineering, Inc. All rights reserved.
www.pulseeng.com
B985.B (6/06)