ISDN S-Interface Applications Transformers - EP Style
Designed to meet pulse waveform template of CCITT I.430 when using proper chip pair.
Electrical Specifications
1,2,3
at 25
O
C
Part
Number
T-13700
T-13701
T-13702
T-13703
T-13704
T-13705
T-13706
T-13707
(1)
Turns
Ratio
(+5%)
1CT:2CT
1CT:1CT
1CT:2.5CT
1CT:1.8CT
1CT:2CT
1CT:1CT
1CT:1CT
2:1CT
OCL
min.
( mH )
30
30
30
30
30
30
22
22
PRI-SEC
C
W/W
max.
( pF )
50
50
50
50
50
50
95
100
Leakage
Ind. max.
(
µH
)
13
15
13
13
10
10
5
15
Secondary
Primary
DCR max. DCR max.
(
Ω
)
(
Ω
)
1.1
1.1
1.1
1.2
1.0
2.2
2.5
5.5
2.6
1.3
4.2
2.6
2.0
2.2
2.5
5.0
Style &
Schem.
EP13 - A
EP13 - A
EP13 - A
EP13 - A
EP13 - A
EP13 - A
EP10 - B
EP7 - C
Primary
Pins
1-5
1-5
1-5
1-5
1-5
1-5
1-3
1-3
1. Hi-pot (Pri. to Sec.) 2000 V
RMS
except T-13707. Isolation is 1000 V
RMS
2. ET-Product of 10 V-µsec min.
3. OCL Measured at Primary @10KHz & 700mV
Schematic "A"
PRI
SEC
.465
(11.81)
MAX.
.394
(10.00)
MAX.
.375
(9.53)
MAX.
PIN POSITION GRID 0.098 (2.5)
CLIP SET TERMINATIONS
BOBBIN TERMINATIONS
.110
(2.79)
MIN.
.098
.024
(2.49) (0.61)
6
5
4
Schematic "B"
.080
(2.03)
Schematic "C"
PRI
SEC
PRI
.039
(0.99)
SEC
Bottom
View
1
2
3
EP7 Package -
Shown with Clips.
Available with or
without clips.
.480
(12.19)
MAX.
.450
(11.43)
MAX.
.550
(13.97)
MAX.
.536
(13.61)
MAX.
.460
(11.68)
MAX.
.525
(13.34)
MAX.
.210
(5.33)
TYP.
.100
(2.54)
TYP.
.300
(7.62)
TYP.
Pin Diameter is 0.025 (0.64)
10
8
7
6
5
.210
(5.33)
TYP.
.100
(2.54)
TYP.
9
8
7
6
.400
(10.16)
TYP.
Pin Diameter is 0.025 (0.64)
Bottom
View
1
2
3
4
EP10 Package -
Shown without Clips.
Available with or
without clips.
Bottom
View
1
2
3
4
5
EP13 Package -
Shown without Clips.
Available with or
without clips.
Specifications subject to change without notice.
For other values & Custom Designs, contact factory.
ISDN-EP - 2/98
Rhombus
Industries Inc.
16
15801 Chemical Lane, Huntington Beach, CA 92649-1595
Tel: (714) 898-0960
•
Fax: (714) 896-0971