Isolation Transformer. PT731 Datasheet

PT731 Transformer. Datasheet pdf. Equivalent

Part PT731
Description ISDN S Interface Isolation Transformer
Feature oH V SC AV ER OM AI SIO PL LA N IA BL S NT E Features ■ Designed for isolation between line card ■.
Manufacture Bourns Electronic Solutions
Datasheet
Download PT731 Datasheet




PT731
www.DataSheet4U.com
Features
Designed for isolation between line card
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
Low leakage inductance
Weight - 4 g
60 dB min. longitudinal balance
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
Part
Number
PT73173
PT73434
Turns
Ratio
(±2 %)
1:1
1:25
Primary
Inductance
(mH min.)
28
28
Primary
Leakage
Inductance
(µH max.)
12
12
Pri/Sec
Cw/w
(pf max.)
120
60
Pri DCR
(±15 %)
2.4
3.0
Sec DCR
(±15 %)
Schematic
2.4 A
15.0*
B
*Split windings in series
Packaging Specifications
PT73173 ..............................50 pcs./tray,
500 pcs./carton
PT73434 ..............................38 pcs./tube
Product Dimensions
13.2
(.519)
MAX.
0.6
(.023)
DIA.
4.0
(.157)
MIN.
45
6
A
14.0
(.551)
MAX.
5.1
(.201)
4
PLCS.
11.4
(.448)
12
3
14.2
(.559)
MAX.
Electrical Schematic
1 Pri
A
Sec
2
3
1 Pri
B
Sec
2
3
6
5
4
7
6
5
4
DIMENSIONS ARE:
MM
(INCHES)
How to Order
Model
Termination
Blank = Tin-lead
L = Tin only (lead free)
PT73xxx __
45
67
B
14.0
(.551)
MAX.
2.54 5.1 2.54
(.100) (.200) (.100)
5.1
(.200)
2
PLCS.
11.4
(.448)
12
3
14.2
(.559)
MAX.
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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