K0820S1URP Datasheet, PDF (4/8 Pages) Littelfuse – Standard Unidirectional SIDACs

Teccor^® brand Thyristors
Standard Unidirectional SIDACs
Figure 9: Maximum Allowable Case Temperature
vs. RMS On-State Current
160
150
K2200GU~
K2500GU
140
130
K2200S1U~
K2500S1U
K0820GU~
120
K2000GU
110
100
K0820S1U~
K2000S1U
90
80
0
0.2
0.4
0.6
0.8
1
1.2
RMS On-State Current [I_T(RMS)] - Amps
Figure 11: Normalized Repetitive Peak Breakover
Current (I_BO) vs. Junction Temperature
10
1
20 30 40
50 60 70 80 90 100 110 120 130 140 150
Junction Temperature (T_J) -- °C
Figure 10: Maximum Allowable Ambient Temperature
vs. RMS On-State Current
160
140
120
100
80
60
40
20
0
K2200GU~
K2500GU
CURRENT WAVEFORM : Sinus oidal - 60Hz
LOAD: Re s is tive or Inductive
FREE AIR RATING
K2200S1U~
K2500S1U
K0820GU~
K2000GU
K0820S1U~
K2000S1U
0.2
0.4
0.6
0.8
1
RMS On-State Current [I_T(RMS)] - Amps
Figure 12: D ynamic 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 13: B asic SIDAC Circuit
Figure 14: R elaxation Oscillator Using a SIDAC
100-250 Vac
60 Hz
V_BO
V_BO
I_H
Load
˚ ^120-145
Conduction
Angle
(a) Circuit
VDC(IN) ≥ VB0
R
SIDAC
VC
VBO
VC
(b) Waveforms
t
C
IL
RL
I_H
IL
R _max ≤
VIN - VBO
IBO
t
Rmin≥
VIN - VTM
IH _(MIN)
Kxxx0yU SIDAC Series
4
©2015 Littelfuse, Inc
Specifications are subject to change without notice.
Revised: 08/11/15