PMI PM-IS42

ISDN S SMD INTERFACE ISOLATION TRANSFORMERS
FEATURES
Ê Designed for Isolation between Line Card and Terminal
Ë Meets Pulse Waveform Template of CCITT 1.430
Ì Excellent Longitudinal Balance
Í2000Vrms Minimum Isolation
ÎIndustry Standard SMD Package
ÏSingle or Dual Core Package
ELECTRICAL SPECIFICATIONS AT 25 OC PER CORE
PART
NUMBER
TURNS
RATIO (± 2%)
A
B
PM-IS42
PM-IS43
PM-IS44
PM-IS45
PM-IS46
PM-IS47
1:1
1:1
1:1.8
1:2
1:2.5
1:2
PRIMARY
OCL
(mH Min.)
SECONDARY
LL
µH Max.)
(µ
PRI-SEC
Cw/w
(pf Max.)
22
22
22
22
22
22
5/15
5
15
15
30
10
100
100
100
100
100
100
1:2
1:1
1:1.8
1:2
1:2.5
1:2
PRIMARY
CP
(pf Max.)
40/80
40
140
80
110
150
PRIMARY
DCR
(Ohms Max.)
SECONDARY
DCR
(Ohms Max.)
2.4
2.4
2.4
2.4
2.4
2.4
2.4/4.0
2.4
4.2
4.0
5.8
5.0
Package
&
Schematic
A
A
A
A
A
A
LONGITUDINAL BALANCE: 10KHz - 300KHz: 60dB Minimum
RATIO IS EXPRESSED AS: PRIMARY : SECONDARY
DUAL CORE PACKAGE "A"
SECONDARY
16
15
14
SECONDARY
13
12
11
9
10
NOTE:
Primary:1 to 4 & 5 to 8
Secondary: 16 to 13 & 12 to 9
1
2
3
4
5
6
7
PRIMARY
PRIMARY
CORE A
CORE B
8
RECOMMENDED PCB LAYOUT
DIMENSION IN INCHES, (mm)
.760 (19.30)
PHYSICAL DIMENSIONS .... IN INCHES (mm)
16x.120 (3.05)
16
15
14
13
12
11
10
.520 (13.21)
7x.100 (2.54)
9
1
16
16x.050 (1.27)
P
M
PIN#1
DOT
1
2
PM-IS4X
YYWW
3
4
5
6
7
.700 (17.78)
.580
(14.73)
8
8
9
.950
(24.13)
MAX
.390
(9.91)
MAX
.020
(0.51)
TYP
.050
(1.27)
TYP
.100
(2.54)
TYP
.020 (.51)
.010 (.25)
.050 (1.27)
FLAT
.030 (0.76)
.720
(18.29)
MAX
.010
(0.25)
TYP
Specifications subject to change without notice.
P Premier
M Magnetics Inc.
18
27111 Aliso Creek Road, Suite 175
Aliso Viejo, California 92656
Phone: (714) 362-4211
Fax:
(714) 362-4212