oH
VE S CO
AV R M
AI SIO PL
LA N IA
BL S NT
E
Features
■
Meets the CCITT 1.430 ISDN S interface
■
■
■
■
■
58 dB min. longitudinal balance at
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
96 kHz, 10 Vrms
■
Lead free version available (see How to
Order)
■
Lead free versions are RoHS compliant*
PT7
194
*R
Electrical Specifications @ 25
°C
Turns Ratio ±2 %..............................1:4:1
Primary Inductance................30 mH min.
Primary Leakage Inductance ..5 µH 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
9
Applications
■
Telecom
PT71949 - ISDN S Interface Transformer
Product Dimensions
Electrical Schematic
TER
6
N3
5
0.5 SQ PIN
(.020) DIA.
AWG #24 LEAD
WIRE 6 PLCS.
2.6
±
0.40
MIN.
(.102
±
.016)
SEC
8
N2
PRI
10
N1
1
3
15.4
MAX.
(.606)
How to Order
PT71949 __
Model
Termination
Blank = Tin-lead
L = Tin only (lead free)
9.5
(.374)
6
5.1
(.200)
5.1
(.200)
5
3
8
14.4
MAX.
(.567)
1
7.6
(.299)
10
DIMENSIONS ARE:
MM
(INCHES)
TOLERANCE: ±
0.25
(.010)
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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