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| oH V SC AV ER OM AI SIO PL LA N IA BL S NT E Features Dual SMD package with transmit and Applications Telecom SM YYW 7412 W0 receive transformer Low height of only 6.2 mm Lead free version available (see How to Order) Lead free versions are RoHS compliant* *R SM74120 - T1/CEPT/ISDN-PRI Transformer Electrical Specifications @ 25 C Primary Pins Core A ........................................16-14 Core B ............................................6-8 Ratio (2 %) Core A ..............................1:1 & 1:1.26 Core B ....................................1CT:2CT OCL (mH) min. Core A & B ......................................1.2 Leakage Inductance (H) max. Core A & B ....................................0.60 Cww (pF) max. Core A & B ........................................30 DCR of primary () max. Core A & B ....................................0.70 DCR of secondary () max. Core A............................................0.80 Core B............................................1.00 HIPOT (VAC) ....................................1500 Operating Temperature (C) ........0 to +70 *CT : center tap Packaging Specifications Tape & Reel* ........................700 pcs./reel *"E" suffix at end of part number designates tape & reel packaging, e.g. SM74120E. 6.22 (0.245) MAX. 1.02 (0.040) 8 9 Product Dimensions 12.0 MAX. (.472) Electrical Schematic CORE A 1 16 16 8.76 - 9.52 (.345 - .375) 9 SM74120 XXYY 7.0 (.276) MAX. 2 1 8 3 14 1.27 (.050) TYP. 0.46 .51 (.018 0.02) CORE B 6 11 7 10 DIMENSIONS ARE: MM (INCHES) How to Order SM74120E __ Model Termination Blank = Tin-lead L = Tin only (lead free) TOLERANCE: 0.254 (.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. |
Price & Availability of SM74120EL
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