9
10
III
n = 4:1/1
core 1
I
II
2
3
17
IV
V
1
18
8
11
I
II
III
core 2
n = 4:1/1
4
16
15
VI
VII
core 3
n = 1:1:1:1
5
14
PT66001 & PT66012 - ISDN S-Interface Transformer
Features
■Through-hole unit
■Isolation voltage of 1500 Vrms
■Low interwinding capacity
■Lead free version available (see How to
Order)
■Lead free versions are RoHS compliant*
Applications
■Telecom
Electrical Specifications @ 25 °C
Turns Ratio ±1 % (III:I+II) ..see schematic
Impedance at 20 kHz 100 mV
with IDC=3 mA (core 1,2)
ohm min..........................................625
OCL at 10 kHz 100 mV(mH min)
Transformer (core1,2)........................22
Choke IV,V,VI,VII +50/-30 % ..............5
Interwinding Capacity (10 kHz 100 mV)
CWW (pF max) (core 1,2)................120
Leakage Inductance (10 kHz 100 mV)
Ls (uH)
I+II(III shorted) core 1,2....................< 4
IV(V,VI,VII shorted) core 3 ............< 0.6
HIPOT 50 Hz for 2 sec. (Vrms)
I+II to III (core 1,2) ........................1500
IV+V+III (core 1) to
VI+VII+III (core 2) ............................500
DCR III (ohms max.)
PT66001 ..........................................5.6
PT66012 ..........................................5.0
DCR I+II (ohms max.)
PT66001 ..........................................2.7
PT66012 ..........................................2.4
DCR IV,V,VI,VII (ohms max.) ................1.1
Operating Temperature (ºC) ........0 to +70
Packaging Specifications
Tube ....................................15 pcs./tube
Electrical SchematicProduct Dimensions
1.50
(0.059)
15.1
(0.594)
0.50
(0.020)
1.0
(0.040)
3.50 ± 0.50
(0.138 ± 0.020)
MAX.
18 1
10 9
10.5
(0.413)
8.89
(0.35)
BOTTOM VIEW
29.1
(1.146)
2.54
(0.010) MAX.
8X
DIMENSIONS ARE: MM
(INCHES)
TOLERANCE: ± 0.2
(.008)
*RoHS COMPLIANT
VERSIONS
AVAILABLE
How to Order
PT660xx __
Model
Termination
Blank = Tin-lead
L = Tin only (lead free)
*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.
06/05
