PT71949 - ISDN S Interface Transformer
PT71949
Features
Meets the CCITT 1.430 ISDN S interface
specifications
1.5 kVrms HIPOT Pri/Sec in conformance
with international safety standards
Low leakage inductance
Operating temperature 0 C to +70 C
Weight - 3 g
58 dB min. longitudinal balance at
96 kHz, 10 Vrms
Lead free version available (see How to
Order)
Lead free versions are RoHS compliant*
Applications
Telecom
Product Dimensions
Electrical Schematic
0.5
(.020)
SQ PIN
DIA.
AWG #24 LEAD
WIRE 6 PLCS.
MAX.
MAX.
15.4
(.606)
MIN.
2.6 0.40
(.102 .016)
9.5
(.374)
5
3
1
6
8
10
5.1
(.200)
14.4
(.567)
5.1
(.200)
7.6
(.299)
6
8
10
5
TER
SEC
PRI
N3
N2
N1
3
1
DIMENSIONS ARE:
MM
(INCHES)
TOLERANCE:
0.25
(.010)
Electrical Specifications @ 25 C
Turns Ratio 2 %..............................1:4:1
Primary Inductance................30 mH min.
Primary Leakage Inductance ..5 H max.
Cww (pF max) ......................................40
Pri DCR (ohm max.) ............................0.9
Sec DCR (ohm max.) ..........................3.8
Ter DCR (ohm max.) ............................0.9
Packaging Specifications
Tray ....................................200 pcs./tray,
4000 pcs./outer box
*RoHS COMPLIANT
VERSIONS
AVAILABLE
*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.
03/05
How to Order
PT71949 __
Model
Termination
Blank = Tin-lead
L = Tin only (lead free)
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