CRITCHLEY ISDN TRANSFORMERS
6U107 / 6U108
Ø
For use with the following Chipsets:
Motorola
Ø
For use in 2 wire ISDN “U” interface applications.
Ø
Up to 55mA of DC Current (Line Side)
a
bcd
MC 145572 (64kbps)
Ø
Applications include NTE’s, Digital PBX, High Speed Modems and other ISDN applications.
ELECTRICAL SPECIFICATION*
Inductance
@ 10 kHz 0.1 Vrms.
1-4
(s/c 2-3)
Leakage Inductance
@ 100 kHz 0.1 Vrms.
1-4
(s/c 2-3, 6-7,5-8)
Turns
Ratio
5-8:1-4
(s/c 6-7, 2-3)
DC Resistance
(max.)
5-8
(s/c 6-7)
1-4
(s/c 2-3)
Coupling
Capacitance
5-8:1-4
(s/c 6-7, 2-3) @10kHz
Voltage Test
(for 2 secs.)
5-1
(s/c 6-7, 2-3)
28 mH
±
10%
< 100
µ
H
1 : 1.25
9.5
Ω
12.0
Ω
< 90 pF
2000V
*
At
23 C
0
SCHEMATIC
IC
5
LINE
1
MECHANICAL SPECIFICATION
Through Hole Style - 6U107
CRITCHLEY
C YR / WK
1
8
7
19.0
13.5
PIN 1
6
7
3
2
2
3
4
6U107
Ground
Ø 1.3
+0.15
6
5
Ø 1
+0.15
2.54
8
4
23.7
2.54
Turns
Ratio
1 : 1.25
CRITCHLEY
1
2
8
Surface Mount Style - 6U108
19.0
PIN 1
6U108
This component is tested to :
IEC 68-2-14:1984 Nb
(temperature range:
-40ºC to +125ºC).
Approximate Weight....8 grams
This component is currently
under development.
C YR / WK
3.81
7
6
19.0
12.7
5.08
3.81
3
4
5
1.50
14.0
21.3
Dimensions in mm
TOP VIEW
SIDE VIEW
PIN / PAD
LAYOUT
Pontiac Coil – Europe Ltd
.
PO Box 246
Queens Drive Industrial Estate
Nottingham NG2 1NQ
United Kingdom
Tel: +44 (0) 115 986 1126
Fax: +44 (0) 115 986 0563
Pontiac Coil – Europe Ltd.
Schillerstraße 37
90547 Stein
Germany
Pontiac Coil, Inc.
5800 Moody Drive
Clarkston
Michigan 48348
USA
Local Distributors available in:
Australia, Finland, Italy, Malaysia,
Norway, Singapore, Spain, Sweden
and Taiwan.
For details contact
Pontiac Coil - Europe Ltd.
Tel: +49 (0) 911 678790
Fax: +49 (0) 911 6880837
Tel: +1 248 922 2203
Fax: +1 248 922 1315
sales@pontiaccoil.co.uk
www.pontiaccoil.co.uk
Pontiac Coil – Europe Ltd. reserves the right to amend the component specifications at any time without prior notice.
©
2001 Pontiac Coil – Europe Ltd. All Rights Reserved.
DRAFT ISSUE 1
12.03.1998