PL
IA
N
T
Features
■
Meets the CCITT 1.430 ISDN S interface
■
■
■
■
This series is
not recommended for new designs.
CO
M
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
*R
oH
S
Electrical Specifications @ 25 °C
Turns Ratio ±2 % ............................. 1:4:1
Primary Inductance ............... 30 mH min.
Primary Leakage Inductance ..5 µH max.
Cww (pF typ.)
1-5 .................................................... 70
1-3 .................................................. 100
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
How To Order
Model
Termination
L = Tin only (RoHS Compliant)
P T7
194
9L
PT71949 L
■
58 dB min. longitudinal balance at
96 kHz, 10 Vrms
■
RoHS compliant*
PT71949L - ISDN S Interface Transformer
Electrical Schematic
TER
6
N3
SEC
8
N2
PRI
10
N1
1
3
5
Product Dimensions
0.5 SQ PIN
(.020) DIA.
AWG #24 LEAD
WIRE 6 PLCS.
2.6
±
0.40
MIN.
(.102
±
.016)
15.4
MAX.
(.606)
E
T
E
L
O
S
B
O
9.5
(.374)
5
3
1
7.6
(.299)
6
5.1
(.200)
5.1
(.200)
8
14.4
MAX.
(.567)
10
DIMENSIONS:
MM
(INCHES)
0.25
(.010)
TOLERANCES: ±
REV. 05/13
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
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