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SM561-1 Datasheet, PDF (1/1 Pages) Bourns Electronic Solutions – ADSL Line Transformers
*RoHS VCEOARMVSAPIOILLINAASBNLTE
SM561-1
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
SM561-1 & SM562-1 ADSL Line Transformers
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 µH 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 Ω
DC Resistance
(1-4) ....................................1.5 Ω max.
(10-7) ..................................1.3 Ω max.
THD Linearity @ 30 KHz ........-80 dB typ.
Application
SM561-1..........................................CO
SM562-1........................................CPE
Packaging Specifications
Tape & Reel* ........................200 pcs./reel
*”E” suffix at end of part number
designates tape & reel packaging, e.g.
SM561-1E.
How to Order
Model
Termination
Blank = Tin-lead
L = Tin only (lead free)
SM56x-1E __
Product Dimensions
.711
(.028
±
±
.050
.002)
10
PLCS.
5
6
13.46
(.530)
MAX.
4
7
3 SM56X-1 8
(DATECODE)
2
9
1
10
17.65
(.695)
MAX.
10.00
2.50 (.394)
(.098) MAX.
13.50
(.531)
MAX.
12.32
(.485)
MAX.
2.50
(.098)
12.07
(.475)
MAX.
2.54
(.100)
0.13
(.005)
10 SURFACES
10.00
(.394)
1.30 ± .050
(.051 ± .002)
10 PLCS.
15.37
(.605)
Recommended PAD layout
Electrical Schematic
Chip
1
3
2
4
Line
10
8
9
7
DIMENSIONS ARE:
MM
(INCHES)
TOLERANCE: ± 0.25
(.010)
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.