SM561-1 & SM562-1 ADSL Line Transformers
Features
For use with Analog Device's
AD20msp930 ADSL chipsets
Excellent Total Harmonic Distortion
(THD) performance
SMT package and small size
Operating temperature -40 C to +85 C
Designed to meet UL1950 and EN60950
supplementary insulation requirements
for operating voltages up to 250 Vrms
Lead free version available (see How to
Order)
Lead free versions are RoHS compliant*
Applications
ADSL - Analog AD20msp930
Electrical Specifications @ 25 C
Turns Ratio (1-4):(10-7)
SM561-1 ............................1:1.1 2 %
SM562-1 ............................1:1.2 2 %
OCL @ 10 KHz, 0.1 V
(1-4) with (2-3) shorted
........................................1.75 mH min.
(10-7) with (8-9) shorted
SM561-1 ........................2.03 mH min.
SM562-1 ........................2.42 mH min.
Leakage Inductance @ 100 KHz, 0.1 V
(1-4) with (2-3), (8-9), (10-7) shorted
..........................................7.5 H max.
Longitudinal Balance
10 kHz to 1.1 MHz ..............50 dB min.
Insertion Loss @ 300 kHz ..........< 0.5 dB
Isolation Voltage ............1500 Vrms max.
Load Resistance ............................100
DC Resistance
(1-4) ....................................1.5 max.
(10-7) ..................................1.3 max.
THD Linearity @ 30 KHz ........-80 dB typ.
Application
SM561-1..........................................CO
SM562-1........................................CPE
Product Dimensions
Electrical Schematic
DIMENSIONS ARE:
MM
(INCHES)
TOLERANCE:
0.25
(.010)
SM56X-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)
10.00
(.394)
MAX.
17.65
(.695)
MAX.
13.50
(.531)
MAX.
12.32
(.485)
MAX.
12.07
(.475)
MAX.
2.50
(.098)
2.50
(.098)
15.37
(.605)
2.54
(.100)
0.13
(.005)
10 SURFACES
10
8
9
7
1
Chip
Line
3
2
4
SM561-1
Packaging Specifications
Tape & Reel* ........................200 pcs./reel
*"E" suffix at end of part number
designates tape & reel packaging, e.g.
SM561-1E.
*RoHS COMPLIANT
VERSIONS
AVAILABLE
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
SM56x-1E __
Model
Termination
Blank = Tin-lead
L = Tin only (lead free)
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