Table of Contents
SIDACtor
Data Book
iv
Teccor Electronics
(972) 580-7777
Peak Pulse Current (IPP) ...............................................................................................................................5-7
Over-Voltage Protection Comparison ....................................................................................................................5-8
Gas Discharge Tubes ....................................................................................................................................5-8
Metal Oxide Varistors .....................................................................................................................................5-8
TVS Diodes ....................................................................................................................................................5-9
SIDACtors ......................................................................................................................................................5-9
dV/dt Chart ...................................................................................................................................................5-10
Over-Current Protection .......................................................................................................................................5-11
PTC’s ...........................................................................................................................................................5-11
Fuses ...........................................................................................................................................................5-11
Power/Line Feed Resistors ..........................................................................................................................5-12
Flameproof Resistors ...................................................................................................................................5-12
PCB Layout ..........................................................................................................................................................5-13
Overview ......................................................................................................................................................5-13
Trace Widths ................................................................................................................................................5-13
Trace Separation ..........................................................................................................................................5-14
Grounding ....................................................................................................................................................5-14
Soldering Recommendations ...............................................................................................................................5-16
Reflow Soldering ..........................................................................................................................................5-16
Wave Soldering ............................................................................................................................................5-18
Telecommunications Protection ...........................................................................................................................5-19
Overview ......................................................................................................................................................5-19
System Transients .......................................................................................................................................5-19
Lightning ...............................................................................................................................................................5-20
Overview ......................................................................................................................................................5-20
The Lightning Phenomenon .........................................................................................................................5-20
The Formation of Lightning ..........................................................................................................................5-20
The Lightning Bolt ........................................................................................................................................5-20
Notes ....................................................................................................................................................................5-21
Mechanical Data
6-1
DO-214 ...................................................................................................................................................................6-3
Modified DO-214 ....................................................................................................................................................6-4
TO-92 .....................................................................................................................................................................6-5
Modified TO-220 ....................................................................................................................................................6-6
TO-218 ...................................................................................................................................................................6-7
DO-214 Tape and Reel ..........................................................................................................................................6-8
TO-92 Tape and Reel ............................................................................................................................................6-9
Modified TO-220 Tape and Reel ..........................................................................................................................6-10
Modified TO-220 Leadform Options .....................................................................................................................6-11
Notes ....................................................................................................................................................................6-12
Standard Terms and Conditions
7-1
Standard Terms and Conditions ............................................................................................................................7-2