39-1
PT5
Features
■
For use with Analog Device’s
■
Designed to meet UL1950 and EN60950
8-1
SM53
AD20msp910 / AD20msp918 ADSL
chipsets
■
Excellent Total Harmonic Distortion (THD)
performance in a small size
■
SMT and thru-hole package version
■
Operating temperature -40 °C to +85 °C
supplementary insulation requirements
for operating voltages up to 250 Vrms
Applications
■
ADSL - Analog AD20msp910/918
SM538-1 & PT539-1 ADSL Line Transformers
Electrical Specifications @ 25 °C
Turns Ratio ................................1:1 ±2 %
OCL @ 10 kHz, 0.1 V
(1-4) with (2-3) shorted
......................................5.0 mH ±10 %
(10-7) with (8-9) shorted
......................................5.0 mH ±10 %
Leakage Inductance @ 100 kHz 0.1 V
(1-4) with (2-3), (8-9), (10-7) shorted
........................................18.0 µH max.
Longitudinal Balance
25 kHz to 1.1 MHz ..............40 dB min.
Insertion Loss @ 100 kHz ..........< 0.5 dB
Isolation Voltage ............1500 Vrms max.
Load Resistance ............................100
Ω
DC Resistance
(1-4), (10-7) ............................3
Ω
max.
THD Linearity
SM538-1 @ 300 kHz ..........-60 dB typ.
PT539-1 @ 30 kHz..............-80 dB typ.
Package
SM538-1 ......................................SMT
PT539-1 ........................................THT
Packaging Specifications
SM538-1* ............................200 pcs./reel
PT539-1 ................................60 pcs./tray
*”E” suffix at end of part number
designates tape & reel packaging, e.g.
SM538-1E.
Electrical Schematic
PT539-1
1
3
2
4
10
8
9
7
12.70
MAX.
(.500)
(DATECODE)
Product Dimensions
SMT
15.37
(.605)
.711
±
.050
10 PLCS.
(.028
±
.002)
5
4
13.46
MAX.
(.530)
3
2
1
17.65
MAX.
(.695)
6
7
2.54
(.100)
2.50
(.098)
SM538-1
(DATECODE)
8
9
10
10.00
MAX.
2.50
(.394)
(.098)
10.00
(.394)
1.30
±
.050
10 PLCS.
(.051
±
.002)
Recommended PAD layout
13.50
MAX.
(.531)
12.32
MAX.
(.485)
12.07
MAX.
(.475)
0.13
(.005)
10 SURFACES
THT
2.6
MIN.
(.102)
Reliable Electronic Solutions
Asia-Pacific:
TEL +886-2 25624117
FAX +886-2 25624116
Europe:
TEL +41-41 7685555
FAX +41-41 7685510
N. America:
TEL +1-909 781-5500
FAX +1-909 781-5700
0.6
(.024)
DIA.
10 PLCS.
10.00
(.394)
14.0
MAX.
(.551)
2.50
(.098)
10.00
(.394)
14.2
MAX.
(.559)
www.bourns.com
DIMENSIONS ARE:
MM
(INCHES)
TOLERANCE: ±
0.25
(.010)
04/03
COPYRIGHT© 2003, BOURNS, INC. LITHO IN U.S.A. e 04/03 /SP0207
Specifications are subject to change without notice.
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