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| oH V SC AV ER OM AI SIO PL LA N IA BL S NT E PT5 41-1 Features For use with Alcatel's MTK-20140 Designed to meet UL1950 and EN60950 0-1 SM54 ADSL chipset Excellent Total Harmonic Distortion (THD) Performance Both SMT and Thru-Hole package version Small size Operating temperature -40 C to +85 C supplementary insulation requirements for operating voltages up to 250 Vrms Lead free version available (see How to Order) Lead free versions are RoHS compliant* *R Applications ADSL - Alcatel MTK20140 SM540-1 & PT541-1 ADSL Line Transformers Electrical Specifications @ 25 C Turns Ratio (1-4):(10-7) (line to chip) SM540-1 ................................1:1 2 % PT541-1 ................................2:1 2 % OCL @ 10 kHz, 0.1 V (1-4) with (2-3) shorted SM540-1........................480 H 10 % PT541-1 ........................410 H 10 % Leakage Inductance @ 300 kHz 0.1 V (1-4) with (2-3), (7-10), (8-9) shorted SM540-1 ........................10.0 H max. PT541-1 ............................6.5 H max. Longitudinal Balance 30 kHz to 1.1 MHz ............-40 dB min. Insertion Loss @ 100 kHz and 1.1 MHz ..........<1.0 dB Isolation Voltage ............1500 Vrms max. DC Resistance (1-4) with (2-3) shorted SM540-1 ............................1.0 max. PT541-1 ..............................0.6 max. THD Linearity SM540-1 @ 10 kHz (min.) ..-72 dB typ. PT541-1 @ 20 kHz (min.) ....-72 dB typ. Application SM540-1........................................CPE PT541-1 ..........................................CO Packaging Specifications SM540-1E* ..........................200 pcs./reel PT541-1 ................................60 pcs./tray *"E" suffix at end of part number designates tape & reel packaging, e.g. SM540-1E. Electrical Schematic 1 3 2 4 10 8 9 7 0.6 (.024) DIA. 10 PLCS. 2.6 MIN. (.102) 2.50 (.098) 10.00 (.394) 14.2 MAX. (.559) 12.70 MAX. (.500) 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) SM540-1 (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 PT541-1 (DATECODE) How to Order 10.00 (.394) 14.0 MAX. (.551) SM540-1E or PT541-1 __ Model Termination Blank = Tin-lead L = Tin only (lead free) 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. |
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