SM531-1 & PT532-1 ADSL Line Transformers
Features
■
For use with Analog Device’s
AD20msp918 ADSL chipsets
■
Excellent Total Harmonic Distortion (THD)
performance in a small size
■
Both SMD and thru-hole package version
■
Designed to meet UL1950 and EN60950
supplementary insulation requirements
for operating voltages up to 250 Vrms
■
Operating temperature 0 °C to +70 °C
■
Lead free version available (see How to
Order)
■
Lead free versions are RoHS compliant*
Applications
■
ADSL - Analog AD20msp918
Electrical Specifications @ 25
°
C
Turns Ratio (1-4):(10-7)
..........................................1:1.27 ±2 %
OCL @ 10 kHz, 0.1 V
(1-4) with (2-3) shorted
........................................1.80 mH min.
(10-7) with (8-9) shorted
........................................2.90 mH min.
Leakage Inductance @ 100 kHz 0.1 V
(1-4) with (2-3), (8-9), (10-7) shorted
..........................................7.5 μH max.
Longitudinal Balance
30 kHz to 1.1 MHz ..............50 dB min.
Insertion Loss @ 100 kHz
................................................< 0.5 dB
Isolation Voltage ............1500 Vrms max.
Load Resistance ............................100
DC Resistance
(1-4), (10-7) ............................2
max.
THD Linearity @ 30 kHz
............................................-80 dB typ.
Package
SM531-1 ......................................SMT
PT532-1 ........................................THT
Product Dimensions
SM531-1
(DATECODE)
5
4
3
2
1
6
7
8
9
10
.711
±
.050
(.028
±
.002)
Recommended PAD layout
10 PLCS.
1.30
±
.050
(.051
±
.002)
10 PLCS.
13.46
(.530)
MAX.
10.00
(.394)
MAX.
17.65
(.695)
MAX.
13.50
(.531)
MAX.
12.32
(.485)
MAX.
12.07
(.475)
MAX.
2.50
(.098)
2.54
(.100)
2.50
(.098)
10.00
(.394)
15.37
(.605)
0.13
(.005)
10 SURFACES
SMT
Electrical Schematic
10
8
9
7
1
3
2
4
DIMENSIONS ARE:
MM
(INCHES)
TOLERANCE: ±
0.25
(.010)
S511
PT3-
PT532-1
(DATECODE)
2.6
(.102)
DIA.
10 PLCS.
14.0
(.551)
MAX.
14.2
(.559)
MAX.
12.70
(.500)
MAX.
MIN.
0.6
(.024)
10.00
(.394)
10.00
(.394)
2.50
(.098)
THT
Packaging Specifications
SM531-1* ............................200 pcs./reel
PT532-1 ................................60 pcs./tray
*”E” suffix at end of part number
designates tape & reel packaging, e.g.
SM531-1E.
*RHAVALABE
VRSONS
03/05
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
How to Order
SM531-1E or PT532-1 __
Model
Termination
Blank = Tin-lead
L = Tin only (lead free)