K2400E70RP Datasheet, PDF (4/12 Pages) Littelfuse – The SIDAC is a silicon bilateral voltage triggered switch. Upon application of a voltage exceeding the SIDAC breakover voltage point, the SIDAC switches on through a negative...

Teccor^® brand Thyristors
Standard Bidirectional SIDACs
Figure 7: Normalized DC Holding Current
vs. Junction Temperature
2.0
1.5
1.0
0.5
0.0
-40
-15
10
35
60
85
Junction Temperature (T_J) -- °C
110 125
Figure 8: Maximum Allowable Case Temperature
vs. RMS On-State Current
130
120
Kxxx0G
110
Kxxx0S
100
Kxxx0E
Kxxx2G
90
CURRENT WAVEFORM: Sinusoidal - 60Hz
LOAD: Resistive or Inductive
80
0.0
0.2
0.4
0.6
0.8
1.0
1.2
RMS On-State Current [I_T(RMS)] - Amps
Figure 9: Maximum Allowable Ambient Temperature vs.
RMS On-State Current
140
120
100
80
60
40
25
20
0.0
CURRENT WAVEFORM: Sinusoidal - 60Hz
LOAD: Resistive or Inductive
FREE AIR RATING
Kxxx0S
Kxxx0E
Kxxx2G
Kxxx0G
0.2
0.4
0.6
0.8
1.0
RMS On-State Current [I ] - Amps
T(RMS)
Figure 10: Normalized Repetitive Peak Breakover
Current (I_BO) vs. Junction Temperature
10
1
20 30 40 50 60 70 80 90 100 110 120 130
Junction Temperature (T_J) -- °C
Figure 11: Dynamic Holding Current Test Circuit for
SIDACs
Push to test
S1
100-250 V ac
60 Hz
Switch to test
in each direction
100 Ω
1%
Device
Under
Test
S1
Scope
I_PK
Trace Stops
I_H
Scope Indication
Figure 12: Basic SIDAC Circuit
100-250 Vac
60 Hz
V_BO
I_H
V_BO
V_BO
Load
˚ ^120-145
Conduction
Angle
I_H
I_H
Load Current
Kxxxzy Series
316
Revised:December21,2010 02:40PM
©2010 Littelfuse, Inc
Specifications are subject to change without notice.
Please refer to http://www.littelfuse.com for current information.