T PL IA N M ■ Compact surface mount packaging ■ Operating temperature -40 °C to +85 °C CO *R oH S This series is OBSOLETEAND not recommended for new designs. Features ■ PE68825 equivalent SM YYW7522 W 5L ■ RoHS compliant* Applications ■ Telecom SM75225L - T1/CEPT/ISDN-PRI Dual Transformers Electrical Specifications @ 25 °C Turns Ratio ±2 % (1-2-3):(12-10) ......................1.15 CT:1 Turns Ratio ±5 % (4-5-6):(9-8-7)......................1 CT:2 CT Polarity .. 1,2 & 12; 4,5,9 & 8 same phase OCL (12-10) @ 10 kHz, 0.01 V .........................................1.6 mH min. OCL (4-6) @ 10 kHz, 0.1 V .........................................1.6 mH min. OCL (12-10) @ 10 kHz, 0.01 V, -40 °C .........................................0.6 mH min. OCL (4-6) @ 10 kHz, 0.01 V, -40 °C .........................................0.6 mH min. Le (12-10) @ 100 kHz, 0.1 V, Short (1-2-3) .................... 0.8 µH max. Le (4-6) @ 100 kHz, 0.1 V, Short (9-8-7) .................... 0.8 µH max. Cww (1-12) @ 100 kHz, 0.1 V ..........................................60 pF max. Cww (4-9) @ 100 kHz, 0.1 V ..........................................50 pF max. DCR (1-3) (Ω max.) .........................1.00 DCR (12-10) (Ω max.) .....................1.00 DCR (4-6) (Ω max.) .........................1.00 DCR (9-7) (Ω max.) .........................2.00 HIPOT (VAC) ..................................1500 *CT : center tap Packaging Specifications Product Dimensions Electrical Schematic 1 12 2 Pri 3 10 12 SM75225L DATECODE 1.15 CT : 1 4 9 Pri 5 8 6 7 1 .508 TYP. (.020) 17.14 MAX. (.675) .254 - .508 (.010 - .020) 8.63 MAX. (.340) 1 CT : 2 CT E T E L O S B O 2.54 (.100) 12.7 (.500) 11.58 MAX. (.456) Coplanarity: 1.01 - 1.27 (.040 - .050) 15.24 MAX. (.600) DIMENSIONS: MM (INCHES) TOLERANCE: ± 0.25 (.010) Tape & Reel*...................... 330 pcs./reel *”E” suffix before “L” in part number designates tape & reel packaging, e.g. SM75225EL. .102 (.004) NOTE: DIMENSIONS ARE EXCLUSIVE OF SOLDER How To Order SM75225E L Model Termination L = Tin only (RoHS Compliant) REV. 05/13 *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications.