Introduction
This application note applies to the following products:T1/E1 LIUs | T1 SCTs | E1 SCTs | T1/E1 SCTs | T1/E1 Ethernet/Serial TDM | T3/E3 LIUs | T3/E3 SCTs |
DS2148 | DS2151 | DS2153 | DS2156 | DS33R11 | DS3150 | DS3170 |
DS21348 | DS2152 | DS2154 | DS2155 | DS33R41 | DS3151 | DS3171 |
DS21Q48 | DS21352 | DS21354 | DS21Q55 | ? | DS3152 | DS3172 |
DS21Q348 | DS21552 | DS21554 | DS21455 | ? | DS3153 | DS3173 |
DS21448 | DS21Q552 | DS21Q554 | DS21458 | ? | DS3154 | DS3174 |
DS2149 | DS21Q352 | DS21Q354 | DS26502 | ? | DS3251 | DS3181 |
DS21349 | DS2196 | DS21Q59 | DS26503 | ? | DS3252 | DS3182 |
DS26303 | ? | DS21Q58 | DS26504 | ? | DS3253 | DS3183 |
DS26324 | ? | DS21Q50 | DS26518 | ? | DS3254 | DS3184 |
DS26334 | ? | ? | DS26519 | ? | DS32504 | ? |
? | ? | ? | DS26521 | ? | DS32506 | ? |
? | ? | ? | DS26522 | ? | DS32508 | ? |
? | ? | ? | DS26524 | ? | DS32512 | ? |
? | ? | ? | DS26528 | ? | ? | ? |
Table 1 shows the specifications for our 5V devices and Table 2 shows the specifications for our 3.3V devices. The specifications for selecting an appropriate transformer are given in the data sheets for each device and repeated below for simplicity. Table 3 lists the transformer part numbers from multiple vendors and matches them with the parts listed above.
Table 1. Transformer Specifications for 5V Operation
Specification | Recommended Value |
Turns Ratio, 5V Applications | 1:1 (RX) and 1:15 or 1:1.36 (TX) ±5% |
Primary Inductance | 600μH minimum |
Leakage Inductance | 1.0μH maximum |
Interwinding Capacitance | 40pF maximum |
? | |
| |
Primary (Device Side) | 1.2? maximum |
Secondary | 1.2? maximum |
? | |
| |
Primary (Device Side) | 1.2? maximum |
Secondary | 1.2? maximum |
Table 2. Transformer Specifications for 3.3V Operation
Specification | Recommended Value |
Turns Ratio, 3.3V Applications | 1:1 (RX) and 1:2 (TX) ±2% |
Primary Inductance | 600μH minimum |
Leakage Inductance | 1.0μH maximum |
Interwinding Capacitance | 40pF maximum |
? | |
| |
Primary (Device Side) | 1.0? maximum |
Secondary | 2.0? maximum |
? | |
| |
Primary (Device Side) | 1.5? maximum |
Secondary | 1.2? maximum |
Table 3. Transformer Part Information
Vendor | Part | Turns Ratio | No. of Ports |
Package Type | No. of Pins |
Temp Range |
Hierarchy | Maxim Device |
Pulse | PE-65388 | 1:1.15CT | TX only | Through Hole | 6 | 0°C to +70°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 |
PE-65586 | 1:1.36CT | TX only | Through Hole | 6 | 0°C to +70°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21352, DS21Q352, DS21354, DS21Q354, DS21552, DS21Q552, DS21554, DS21Q554 | |
PE-65351 | 1:2CT | TX only | Through Hole | 6 | 0°C to +70°C |
T1/E1 | DS2196, DS21348, DS21Q348, DS21448, DS21352, DS21Q352, DS21354, DS21Q354 | |
PE-64936 | 1CT:1 | RX only | Through Hole | 6 | 0°C to +70°C |
T1/E1 | DS2196, DS2151, DS2152, DS2153, DS2154, DS21348, DS21Q348, DS21448, DS2148, DS21Q48, DS21352, DS21Q352, DS21354, DS21Q354, DS21552, DS2121Q552, DS21554, DS21Q554 | |
PE-65565 | 1:1.15CT and 1:2CT | 1 | Through Hole | 6 | 0°C to +70°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 | |
TX1315 | 1CT:1CT | RX only | Surface Mount | 6 | -40°C to +85°C |
T1/E1 | DS2196, DS2151, DS2152, DS2153, DS2154, DS21348, DS21Q348, DS21448, DS2148, DS21Q48, DS21352, DS21Q352, DS21354, DS21Q354, DS21552, DS21Q552, DS21554, DS21Q554 | |
TX1320 | 1CT:1.36CT | TX Only | Surface Mount | 6 | -40°C to +85°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21352, DS21Q352, DS21354, DS21Q354, DS21552, DS21Q552, DS21554, DS21Q554 | |
TX1277 | 1CT:1CT and 1CT:2CT | 1 | Surface Mount | 14 | -40°C to +85°C |
T1/E1 | DS2155, DS2156, DS21Q55, DS21455, DS21458, DS21Q50, DS21Q58, DS21Q59, DS33R11, DS33R41 | |
PE-68882 | 1CT:1.15CT and 1CT:1CT | 1 | Surface Mount | 14 | -40°C to +85°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 | |
PE-64952 | 1:2CT and 1:1.36 | 1 | Through Hole | 14 | 0°C to +70°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS2148, DS21Q48, DS21552, DS21Q552, DS21554, DS21Q554 | |
PE-64953 | 1:2CT and 1:2CT | 1 | Through Hole | 14 | 0°C to +70°C |
T1/E1 | DS2155, DS2156, DS21Q55, DS21455, DS21458, DS21Q50, DS21Q58, DS21Q59 | |
PE-65865 | 1:1.15CT and 1CT:2CT | 1 | Surface Mount | 16 | 0°C to +70°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 | |
T1076 | 1:1.15CT and 1CT:2CT | 1 | Surface Mount | 16 | -40°C to +85°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 | |
T1136 | 1CT:1CT and 1CT:1.36CT | 1 | Surface Mount | 16 | 0°C to +70°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS2148, DS21Q48, DS21552, DS21Q552, DS21554, DS21Q554 | |
PE-68678 | 1CT:1CT and 1CT:2CT | 1 | Surface Mount | 16 | 0°C to +70°C |
T1/E1 | DS2196, DS21348, DS21Q348, DS21448, DS21352, DS21Q352, DS21354, DS21Q354 | |
PE-68877 | 1CT:1CT and 1CT:2CT | 1 | Surface Mount | 12 | -40°C to +85°C |
T1/E1 | DS33R11, DS33R41 | |
T1094 | 1CT:1CT and 1CT:2CT | 1 | Surface Mount | 16 | -40°C to +85°C |
T1/E1 | DS2155, DS2156, DS21Q55, DS21455, DS21458, DS21Q50, DS21Q58, DS21Q59 | |
TX1099 | 1CT:1:0.8 and 1CT:1:0.8 | 1 | Surface Mount | 16 | -40°C to +85°C |
T1/E1 | DS2155, DS2156, DS21Q55, DS21455, DS21458, DS21348, DS21Q348, DS21448, DS26502, DS26503, DS26504, DS26521, DS26522, DS33R11 | |
TX1467 | 1CT:1:1 and 1CT:1:1 | 1 | Surface Mount | 16 | -40°C to +85°C |
T1/E1 | DS2155, DS2156, DS21Q55, DS21455, DS21458, DS21Q50, DS21Q58, DS21Q59 | |
TX1473 | 1:2 and 1:1 | 4 | Surface Mount | 32 | -40°C to +85°C |
T1/E1 | DS2155, DS2156, DS21Q55, DS21455, DS21458, DS21Q50, DS21Q58, DS21Q59 | |
T1068 | 1:2CT and 1:1CT | 4 | Surface Mount | 40 | 0°C to +70°C |
T1/E1 | DS2155, DS2156, DS21Q55, DS21455, DS21458, DS21Q50, DS21Q58, DS21Q59 | |
TX1475 | 1CT:1CT and 1CT:2CT | 4 | Surface Mount | 32 | -40°C to +85°C |
T1/E1 | DS26324, DS26334, DS26518, DS26519, DS26524, DS26528 | |
T1114 | 1CT:1CT and 1CT:2CT | 4 | Surface Mount | 40 | -40°C to +85°C |
T1/E1 | DS26303 | |
T1108 | 1:2CT and 1:1CT | 4 | Surface Mount | 40 | -40°C to +85°C |
T1/E1 | DS2155, DS2156, DS21Q55, DS21455, DS21458, DS21Q50, DS21Q58, DS21Q59 | |
TX1292 | 1:1.36 and 1:1 | 4 | Surface Mount | 40 | -40°C to +85°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS2148, DS21Q48, DS21552, DS21Q552, DS21554, DS21Q554 | |
PE-65968 | 1:2CT | RX or TX | Surface Mount | 6 | 0°C to +70°C |
T3/E3 | DS3150, DS3151, DS3152, DS3153, DS3154, DS3181, DS3182, DS3183, DS3184, DS3251, DS3252, DS3253, DS3254 | |
PE-65969 | 1:2CT | RX or TX | Through Hole | 6 | 0°C to +70°C |
T3/E3 | DS3150, DS3151, DS3152, DS3153, DS3154, DS3170, DS3171, DS3172, DS3173, DS3174, DS3181, DS3182, DS3183, DS3184 | |
T3002 | 1:2CT | RX or TX | Surface Mount | 6 | -40°C to +85°C |
T3/E3 | DS3150, DS3151, DS3152, DS3153, DS3154, DS3181, DS3182, DS3183, DS3184 | |
T3012 | 1:2CT | RX or TX | Surface Mount | 6 | -40°C to +85°C |
T3/E3 | DS3150, DS3151, DS3152, DS3153, DS3154, DS3181, DS3182, DS3183, DS3184 | |
T3021 | 1:2CT and 1:2CT | 1 | Surface Mount | 16 | -40°C to +85°C |
T3/E3 | DS3150, DS3151, DS3152, DS3153, DS3154, DS3181, DS3182, DS3183, DS3184 | |
T3047 | 1:1 | 4 | Surface Mount | 32 | -40°C to +85°C |
T3/E3 | DS32501, DS32502, DS32503, DS32504, DS32512 | |
T3049 | 1:2 | 4 | Surface Mount | 32 | -40°C to +85°C |
T3/E3 | DS3150, DS3151, DS3152, DS3153, DS3154, DS3170, DS3171, DS3172, DS3173, DS3174, DS3181, DS3182, DS3183, DS3184 | |
HALO Electronics | TG38-1505A | 1:1.15CT | TX only | Through Hole | 6 | -40°C to +85°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 |
TD70-1205A | 1:1.36CT | TX only | Through Hole | 6 | 0°C to +70°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 | |
TD15-1205A | 1:2CT | TX only | Through Hole | 6 | 0°C to +70°C |
T1/E1 | DS2196, DS21348, DS21Q348, DS21448, DS21352, DS21Q352, DS21354, DS21Q354 | |
TD02-1205A | 1CT:1 | RX only | Through Hole | 6 | 0°C to +70°C |
T1/E1 | DS2196, DS2151, DS2152, DS2153, DS2154, DS21348, DS21Q348, DS21448, DS2148, DS21Q48, DS21352, DS21Q352, DS21354, DS21Q354, DS21552, DS2121Q552, DS21554, DS21Q554 | |
TG04-1505NS | 1CT:1CT | RX only | Surface Mount | 6 | -40°C to +85°C |
T1/E1 | DS2196, DS2151, DS2152, DS2153, DS2154, DS21348, DS21Q348, DS21448, DS2148, DS21Q48, DS21352, DS21Q352, DS21354, DS21Q354, DS21552, DS2121Q552, DS21554, DS21Q554 | |
TG15-1505NS | 1CT:2CT | TX only | Surface Mount | 6 | -40°C to +85°C |
T1/E1 | DS2196, DS21348, DS21Q348, DS21448, DS21352, DS21Q352, DS21354, DS21Q354 | |
TG38-1505NS | 1:1.15CT | TX only | Surface Mount | 6 | -40°C to +85°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 | |
TG70-1505NS | 1:1.36CT | TX only | Surface Mount | 6 | -40°C to +85°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 | |
TD63-1505D | 1:1.15CT and 1:2CT | 1 | Through Hole | 14 | -40°C to +85°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 | |
TG63-1505N1 | 1:1.15CT and 1CT:2CT | 1 | Surface Mount | 16 | -40°C to +85°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 | |
TG35-1505N1 | 1CT:1.15CT and 1CT:1CT | 1 | Surface Mount | 16 | -40°C to +85°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 | |
TGSP-1467N1 | 1CT:1:1 and 1CT:1:1 | 1 | Surface Mount | 16 | -40°C to +85°C |
T1/E1 | DS2155, DS2156, DS21Q55, DS21455, DS21458, DS21Q50, DS21Q58, DS21Q59 | |
TG28-1505N1 | 1CT:1CT and 1CT:1.36C | 1 | Surface Mount | 16 | -40°C to +85°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21352, DS21Q352, DS21354, DS21Q354, DS21552, DS21Q552, DS21554, DS21Q554 | |
TG74-1205N1 | 1CT:1CT and 1CT:2CT | 1 | Surface Mount | 16 | 0°C to +70°C |
T1/E1 | DS2196, DS21348, DS21Q348, DS21448, DS21352, DS21Q352, DS21354, DS21Q354 | |
TG83-S006NU | 1:2 and 1:1 | 4 | Surface Mount | 32 | -40°C to +85°C |
T1/E1 | DS2155, DS2156, DS21Q55, DS21455, DS21458, DS21Q50, DS21Q58, DS21Q59 | |
TG74-1205N1 | 1CT:1CT and 1CT:2CT | 1 | Surface Mount | 16 | 0°C to +70°C |
T1/E1 | DS2196, DS21348, DS21Q348, DS21448, DS21352, DS21Q352, DS21354, DS21Q354 | |
TG07-0206NS | 1:2CT | TX or RX only | Surface Mount | 6 | 0°C to +70°C |
T3/E3 | DS3150, DS3151, DS3152, DS3153, DS3154 | |
TD07-0206NE | 1:2CT | TX or RX only | Through Hole | 6 | 0°C to +70°C |
T3/E3 | DS3150, DS3151, DS3152, DS3153, DS3154 | |
TG07-0356NS | 1:2CT | TX or RX only | Surface Mount | 6 | 0°C to +70°C |
T3/E3 | DS3150, DS3151, DS3152, DS3153, DS3154 | |
TG07-0406N1 | 1:2CT and 1:2CT | 1 | Surface Mount | 16 | -40°C to +85°C |
T3/E3 | DS3150, DS3151, DS3152, DS3153, DS3154 | |
TG05-0206NU | 1:2 | 4 | Surface Mount | 32 | -40°C to +85°C |
T3/E3 | DS3150, DS3151, DS3152, DS3153, DS3154 | |
Bel | S553-3855-02 | 1:1.15CT and 1CT:2CT | 1 | Surface Mount | 16 | 0°C to +70°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 |
S553-0013-02 | 1:2CT and 1:1.36 | 1 | Surface Mount | 16 | 0°C to +70°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS2148, DS21Q48, DS21552, DS21Q552, DS21554, DS21Q554 | |
S553-0013-01 | 1CT:2CT and 1:1 | 1 | Surface Mount | 16 | 0°C to +70°C |
T1/E1 | DS21352, DS21354, DS2148, DS2155, DS2196, DS21Q352, DS21Q354, DS21Q48 | |
S554-3184-01 | 1:2CT | 1 | Surface Mount | 6 | 0°C to +70°C |
T3/E3 | DS3150, DS3151, DS3152, DS3153, DS3154, DS3181, DS3182, DS3183, DS3184 | |
0554-3184-01 | 1:2CT | 1 | Through Hole | 6 | 0°C to +70°C |
T3/E3 | DS3150, DS3151, DS3152, DS3153, DS3154, DS3181, DS3182, DS3183, DS3184 | |
S553-6500-H5 | 1CT:1:1 and 1CT:1:1 | 4 | Surface Mount | 32 | -40°C to +85°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21554, DS21Q552, DS21Q554 | |
S554-6500-21 | 1:2 | 4 | Surface Mount | 32 | -40°C to +85°C |
T3/E3 | DS3150, DS3151, DS3152, DS3153, DS3154, DS3181, DS3182, DS3183, DS3184 | |
S553-6500-C8 | 1:2 and 1:1 | 4 | Surface Mount | 32 | -40°C to +85°C |
T1/E1 | DS2155, DS2156, DS21Q55, DS21455, DS21458, DS21Q50, DS21Q58, DS21Q59 | |
0553-0013-RC | 1:1.15CT | TX only | Through Hole | 6 | 0°C to +70°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 | |
0553-0013-BC | 1CT:1 | RX only | Through Hole | 6 | 0°C to +70°C |
T1/E1 | DS2196, DS2151, DS2152, DS2153, DS2154, DS21348, DS21Q348, DS21448, DS2148, DS21Q48, DS21352, DS21Q352, DS21354, DS21Q354, DS21552, DS2121Q552, DS21554, DS21Q554 | |
0553-0013-1J | 1:2CT and 1:2CT | 1 | Through Hole | 14 | 0°C to +70°C |
T1/E1 | DS2155, DS2156, DS21Q55, DS21455, DS21458, DS21Q50, DS21Q58, DS21Q59 | |
0553-0013-2J | 1:2CT and 1:1.36 | 1 | Through Hole | 14 | 0°C to +70°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS2148, DS21Q48, DS21552, DS21Q552, DS21554, DS21Q554 | |
T2099S | 1CT:1CT and 1CT:1.36CT | 1 | Surface Mount | 16 | -40°C to +85°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS2148, DS21Q48, DS21552, DS21Q552, DS21554, DS21Q554 | |
T2006 | 1:1.15CT | TX only | Through Hole | 6 | 0°C to +70°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 | |
T2007 | 1:1.36CT | TX only | Through Hole | 6 | 0°C to +70°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21352, DS21Q352, DS21354, DS21Q354, DS21552, DS21Q552, DS21554, DS21Q554 | |
T2028S | 1:1.15CT and 1CT:2CT | 1 | Surface Mount | 16 | 0°C to +70°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 | |
T0034 | 1:2CT | TX only | Through Hole | 6 | 0°C to +70°C |
T1/E1 | DS2196, DS21348, DS21Q348, DS21448, DS21352, DS21Q352, DS21354, DS21Q354 | |
S553-6500-76 | 1CT:1CT and 1CT:2CT | 1 | Surface Mount | 16 | 0°C to +70°C |
T1/E1 | DS2196, DS21348, DS21Q348, DS21448, DS21352, DS21Q352, DS21354, DS21Q354 | |
S553-6500-E6 | 1CT:1CT and 1CT:2CT | 1 | Surface Mount | 16 | -40°C to +85°C |
T1/E1 | DS21348, DS2155, DS2156, DS21Q55, DS21455, DS21458, DS21Q50, DS21Q58, DS21Q59 | |
S553-6500-H6 | 1CT:1:0.8 and 1CT:1:0.8 | 1 | Surface Mount | 32 | -40°C to +85°C |
T1/E1 | DS21348, DS21Q348, DS21448, DS2155, DS2156 | |
Coev | PT-311 | 1:1.36CT | TX only | Through Hole | 6 | 0°C to +70°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21352, DS21Q352, DS21354, DS21Q354, DS21552, DS21Q552, DS21554, DS21Q554 |
PT-311ET | 1:1.36CT | TX only | Through Hole | 6 | -40°C to +85°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21352, DS21Q352, DS21354, DS21Q354, DS21552, DS21Q552, DS21554, DS21Q554 | |
PT-306 | 1:2CT | TX only | Through Hole | 6 | 0°C to +70°C |
T1/E1 | DS2155, DS2156, DS21Q55, DS21455, DS21458, DS21Q50, DS21Q58, DS21Q59 | |
PT-306ET | 1:2CT | TX only | Through Hole | 6 | -40°C to +85°C |
T1/E1 | DS2155, DS2156, DS21Q55, DS21455, DS21458, DS21Q50, DS21Q58, DS21Q59 | |
PT-312 | 1CT:1 | RX only | Through Hole | 6 | 0°C to +70°C |
T1/E1 | DS2196, DS2151, DS2152, DS2153, DS2154, DS21348, DS21Q348, DS21448, DS2148, DS21Q48, DS21352, DS21Q352, DS21354, DS21Q354, DS21552, DS2121Q552, DS21554, DS21Q554 | |
PT-312ET | 1CT:1 | RX only | Through Hole | 6 | -40°C to +85°C |
T1/E1 | DS2196, DS2151, DS2152, DS2153, DS2154, DS21348, DS21Q348, DS21448, DS2148, DS21Q48, DS21352, DS21Q352, DS21354, DS21Q354, DS21552, DS2121Q552, DS21554, DS21Q554 | |
PT-323 | 1:1 | RX only | Through Hole | 6 | 0°C to +70°C |
T1/E1 | DS2196, DS2151, DS2152, DS2153, DS2154, DS21348, DS21Q348, DS21448, DS2148, DS21Q48, DS21352, DS21Q352, DS21354, DS21Q354, DS21552, DS2121Q552, DS21554, DS21Q554 | |
PT-323ET | 1:1 | RX only | Through Hole | 6 | -40°C to +85°C |
T1/E1 | DS2196, DS2151, DS2152, DS2153, DS2154, DS21348, DS21Q348, DS21448, DS2148, DS21Q48, DS21352, DS21Q352, DS21354, DS21Q354, DS21552, DS2121Q552, DS21554, DS21Q554 | |
SMD601-05 | 1:1.15CT and 1CT:2CT | 1 | Surface Mount | 16 | 0°C to +70°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 | |
SMD601-05ET | 1:1.15CT and 1CT:2CT | 1 | Surface Mount | 16 | -40°C to +85°C |
T1/E1 | DS2151, DS2152, DS2153, DS2154, DS21552, DS21Q552, DS21554, DS21Q554 | |
SMD606-05 | 1CT:1CT and 1CT:2CT | 1 | Surface Mount | 16 | 0°C to +70°C |
T1/E1 | DS21352, DS21354 | |
SMD606-05ET | 1CT:1CT and 1CT:2CT | 1 | Surface Mount | 16 | -40°C to +85°C |
T1/E1 | DS21352, DS21354 | |
SM01-T304M | 1:2CT | 1 | Surface Mount | 6 | -40°C to +85°C |
T3/E3 | DS3150, DS3151, DS3152, DS3153, DS3154, DS3181, DS3182, DS3183, DS3184 | |
MGBBT-00019 | 1:2 | 4 | Surface Mount | 32 | -40°C to +85°C |
T3/E3 | DS3150, DS3151, DS3152, DS3153, DS3154, DS3181, DS3182, DS3183, DS3184 |
T1/E1 and T3/E3 Transformer Selection Information
If you have further questions on T1/E1 or T3/E3 transformer selection for our devices, please contact the Telecommunication Applications support team by email at telecom.support@dalsemi.com, or call 01-972-371-6555. For more information about specific transformers, please consult the manufacturers using the information listed below.Vendor List
Address | Phone | Fax | Website |
Pulse Engineering Inc. 12220 World Trade Drive San Diego, CA 92128 |
858-674-8100 | 858-674-8262 | www.pulseeng.com |
HALO Electronics Inc. 1861 Landings Drive Mountain View, CA 94043 |
650-903-3800 | 650-903-9300 | www.haloelectronics.com |
Bel Fuse Inc. 206 Van Vorst Street Jersey City, NJ 07302 |
201-432-0463 | 201-432-9542 | www.belfuse.com |
Coev Magnetics (Tyco) 3003 9th Avenue SW Watertown, SD 57201 |
605-886-3326 | 605-884-3640 | www.coev.net |
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