NORDTEK DANMARK - ISU - U Interface Transformer - servicekontoret.dk

Tell a friend Enquiry print

ISU - U Interface Transformer


Features

  • compatibility with common transceiver IC´s ensures maximum loop length
  • complies with ANSI standard T1.601 when used with recommended chip
  • 2,000 Vrms minimum isolation
  • industry standard footprints are available in four DIL and SMD package options
  • excellent quality at competitive price due to high volume production
  • manufactured in ISO-9001 approved facility
  • operating temperature: -40° to +85°C
   ISU - U Interface Transformer


ISU Series - U Interface Transformers
Packaging Style


ISDN IC - U Interface Transformer Cross Reference Guide

IC
Manufacturer		 IC
Part Number		 Turns Ratio
(Line:Chip)		 Coding Talema Part Number
RM6 - TH RM6 - SMD RM8 - TH PT23/11
 Legerity (AMD)  AM20902
 AM2091		 1.32:1
1.60:1		 4B3T
2B1Q		 ISU-100A
ISU-110A		 ISU-100B & ISU-100G
ISU-110B & ISU-110G		 ISU-100C
ISU-110C		 -
-
 Lucent  T7262 2.50:1 2B1Q - - ISU-120C -
 Alcatel  MCT2071
 MCT20276		 1.32:1
2.00:1		 4B3T
2B1Q		 ISU-100A
ISU-170A		 ISU-100B & ISU-100G
ISU-170B & ISU-170G		 ISU-100C
ISU-170C		 -
-
 Motorola  MC145472
 MC145572		 2.00:1
1.25:1		 2B1Q
2B1Q		 -
-		 -
-		 ISU-130C
ISU-140C		 ISU-130D
ISU-140E
 National  TP3410 1.50:1 2B1Q - - ISU-150C ISU-150D
 Infineon  PEB2091
 PEB8090
 PEB8091/8191
 PEB80912
 PEB24902/24911
 PEB21910/21911
 PEB2090/20901		 1.60:1
1.32:1
1.60:1
2.00:1
1.60:1
1.60:1
1.32:1		 2B1Q
4B3T
2B1Q
2B1Q
2B1Q
2B1Q
4B3T		 ISU-110A
ISU-100H
ISU-110A
ISU-170X
ISU-110A
ISU-110A
ISU-100A		 ISU-110B & ISU-110G
-
ISU-110B & ISU-110G
-
ISU-110B & ISU-110G
ISU-110B & ISU-110G
ISU-100B & ISU-100G		 ISU-110C
-
ISU-110C
-
ISU-110C
ISU-110C
ISU-100C		 -
-
-
-
-
-
-
 Thomson  ST5411 1.50:1 2B1Q - - ISU-160C U-160D


Top of page

Electrical Specifications @ 25°C   Turns Ratio: Bold = IC side windings

ISU Series - U Interface Transformers

Part
Number		 Turns
Ratio		 LP
(mH)		 IDC
(mA)		 RCUP
(Ohms)		 RCUS
(Ohms)		 VP
(Vrms)		 Package Schematic
 ISU-100A
 ISU-100B
 ISU-100C
 ISU-100G		 1.32:1
1.32:1
1.32:1
1.32:1		 7.1 - 8.7
7.1 - 8.7
7.1 - 8.7
7.1 - 8.7		 60
60
60
60		 5.4
5.4
2.3
5.4		 4.1
4.1
1.8
4.1		 2,000
2,000
2,000
2,000		 RM6 - THT
RM6-SMD-"B"
RM8 - THT
RM6-SMD-"G"		 1
1
2
2
 ISU-110A
 ISU-110B
 ISU-110C
 ISU-110G		 1.65:1
1.65:1
1.65:1
1.65:1		 13.0 -16.0
13.0 -16.0
13.0 -16.0
13.0 -16.0		 60
60
60
60		 5.8
5.8
3.8
5.8		 5.9
5.9
2.5
5.9		 2,000
2,000
2,000
2,000		 RM6 - THT
RM6-SMD-"B"
RM8 - THT
RM6-SMD-"G"		 1
1
2
1
 ISU-120C 2.50:1 14.5 - 18.0 60 5.0 2.2 2,000 RM8 - THT 2
 ISU-130D
 ISU-130C		 2.00:1
2.00:1		 25.5 - 28.5
25.5 - 28.5		 60
60		 11.6
7.9		 6.4
3.3		 2,000
2,000		 PT23 - THT
RM8 - THT		 4
3
 ISU-140E
 ISU-140C
 ISU-140G		 1.25:1
1.25:1
1.25:1		 26.5 - 29.7
26.5 - 29.7
26.5 - 29.7		 80
80
60		 12.0
7.0
11.2		 7.0
5.5
9.1		 2,000
2,000
2,000		 PT23 - THT
RM8 - THT
RM6-SMD-"G"		 4
3
1
 ISU-150D
 ISU-150C
 ISU-150G		 1.50:1
1.50:1
1.50:1		 25.5 - 28.5
25.5 - 28.5
25.5 - 28.5		 60
60
60		 20.0
10.5
11.5		 3.0
7.0
7.6		 2,000
2,000
2,000		 PT23 - THT
RM8 - THT
RM6-SMD-"G"		 5
3
1
 ISU-160D
 ISU-160C		 1.50:1
1.50:1		 14.2 - 16.0
14.2 - 16.0		 60
60		 16.0
5.0		 2.5
3.4		 2,000
2,000		 PT23 - THT
RM8 - THT		 5
2
 ISU-170A
 ISU-170C
 ISU-170G		 2.00:1
2.00:1
2.00:1		 13.0 -16.0
13.0 -16.0
13.0 -16.0		 60
60
60		 5.8
3.8
5.8		 5.9
2.5
5.9		 2,000
2,000
2,000		 RM6 - THT
RM8 - THT
RM6-SMD-"G"		 3
2
3
 ISU-180G 1.6:1 5.5 - 6.5 60 4.0 2.5 2,000 RM6-SMD-"G" 1

Top of page
Dimensions & Schematic - Pins




Top of page