oH V SC AV ER OM AI SIO PL LA N IA BL S NT E *R Features Applications ■ T3001 Equivalent ■ Telecom ■ Small size of 7.7 mm ■ Operating temperature -40 °C to +85 °C ■ Lead free version available (see How to Order) ■ Lead free versions are RoHS compliant* PT75426 - T3/DS3/E3/STS-1 Transformer Electrical Specifications @ 25 °C Turns Ratio ±2 % (1-3):(6-4) ........................................1:1 OCL (1-3) @ 10 kHz, 0.1 Vrms ..........................................100 µH min. OCL (1-3) @ 40 °C @ 10 kHz, 0.1 Vrms ............................................40 µH min. Leakage Inductance (1-3) @ 100 KHz, 0.01 Vrms, short (6-4) ........................................0.11 µH max. Cww (Pri. to Sec. Windings) @ 100 kHz, 0.1 Vrms ..........10 pF max. 3 dB Bandwidth (1-3):(6-4) @ 75 Ω impedance ..............................0.2 to 340 MHz typ. HIPOT (Pri. to Sec. Windings) (VAC) ......................................................1500 Electrical Schematic Product Dimensions Pri 7.70 MAX. (0.30) 6 5 6 3 4 4 PT75426 10.80 (.425) Sec 1 DATECODE 7.00 MAX. (.275) How to Order PT75426E __ 1 2 3 Model 2.54 4 PLCS. (.100) Packaging Specifications Tape & Reel* ........................800 pcs./reel Termination Blank = Tin-lead L = Tin only (lead free) 6.55 MAX. (.0258) *“E” suffix at end of part number designates tape & reel packaging, e.g. PT75426E. 1.00 TYP. (.039) .102 Coplanarity: (.004) DIMENSIONS ARE: MM (INCHES) TOLERANCE: ± 0.25 (.010) NOTE: DIMENSIONS ARE EXCLUSIVE OF SOLDER 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.