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PT731

Part Number	PT731
Manufacturer	Bourns Electronic Solutions
Description	ISDN S Interface Isolation Transformer
Published	Aug 22, 2009
Detailed Description	oH V SC AV ER OM AI SIO PL LA N IA BL S NT E Features ■ Designed for isolation between line card ■ Low leakage inducta...
Datasheet	PT731 PDF File

Overview

oH V SC AV ER OM AI SIO PL LA N IA BL S NT E Features ■ Designed for isolation between line card ■ Low leakage inductance ■ Weight - 4 g ■ 60 dB min.
longitudinal balance www.
DataSheet4U.
com *R and terminal ■ Meets the CCITT 1.
430 when chip pairs and transformers are used ■ 4000 VAC HIPOT PRI/SEC in conformance with international safety standards 10 kHz to 300 kHz ■ Operating temperature 0 °C to +70 °C ■ Lead free version available (see How to Order) ■ Lead free versions are RoHS compliant* PT731 Series - ISDN S Interface Isolation Transformer Electrical Specifications @ 25 °C Primary Leakage Inductance (µH max.
) 12 12 Part Number PT73173 PT73434 Turns Ratio (±2 %) 1:1 1:25 Primary Inductance (mH min.
) 28 28 Pri/Sec Cw/w (pf max.
) 120 60 Pri DCR (Ω±15 %) 2.
4 3.
0 Sec DCR (Ω±15 %) 2.
4 15.
0* Schematic A B *Split windings in series Packaging Specifications PT73173 50 pcs.
/tray, 500 pcs.
/carton PT73434 38 pcs.
/tube Product Dimensions Electrical Schematic A 1 Pri Sec 6 13.
2 MAX.
(.
519) 2 5 3 B 0.
6 DIA.
(.
023) 4.
0 MIN.
(.
157) 1 Pri Sec 4 7 6 5 4 2 3 4 5 6 DIMENSIONS ARE: MM (INCHES) A 14.
0 MAX.
(.
551) 5.
1 4 (.
201) PLCS.
11.
4 (.
448) How to Order PT73xxx __ Model Termination Blank = Tin-lead L = Tin only (lead free) 1 2 14.
2 MAX.
(.
559) 3 4 5 6 7 B 14.
0 MAX.
(.
551) 2.
54 5.
1 2.
54 (.
100) (.
200) (.
100) 5.
1 2 (.
200) PLCS.
11.
4 (.
448) 1 2 14.
2 MAX.
(.
559) 3 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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