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| K0820S1URP Datasheet, PDF (3/8 Pages) Littelfuse – Standard Unidirectional SIDACs | |||
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Teccor® brand Thyristors
Standard Unidirectional SIDACs
Figure 3: Power Dissipation vs. On-state Current
(Typical)
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
RMS On-state Current [IT(RMS)] - Amps
Figure 5: Repetitive Peak On-state Current(ITRM)
vs. Pulse Width at Various Frequencies of
K0820yU/K0900yU
1000
di/dt Limit Line
100
120 Hz
1 kHz
5 kHz
10
ITM
tO
1/f
5 Hz
60 Hz
Figure 4: P eak Non-repetitive Surge Current (ITSM)
vs. Number of Cycles
100
SUPPLY FREQUENCY: 60 Hz Sinusoidal
LOAD: Resistive
RMS ON-STATE CURRENT: IT RMS Maximum Rated
Value at Speciï¬ed Junction Temperature
10
Notes:
1) Blocking capability may be lost during
and immediately following surge
current interval.
2) Overload may not be repeated until
junction temperature has returned
to steady-state rated value.
1
1
10
100
Surge Current Duration -- Full Cycles
1000
Figure 6: R epetitive Peak On-state Current (ITRM)
vs. Pulse Width at Various Frequencies of
K1050yU~K2500yU
1000
di/dt Limit Line
120 Hz
100
1 kHz
5 kHz
5 Hz
60 Hz
ITM
tO
1/f
10
1
1.0
10.0
100.0
1000.0
Pulse Base Width (tO) - us
Figure 7: Normalized VBO Change vs. Junction
Temperature
10%
8%
6%
4%
2%
0%
-2%
-4%
-6%
-8%
-40.0
K2200yU~K2500yU
K0xx0yU
K1xx0yU
K2000yU
0.0
40.0
80.0
120.0
Junction Temperature (TJ) -- °C
160.0
1
1.0
10.0
100.0
1000.0
Pulse Base Width (tO) - us
Figure 8: 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 (TJ) -- °C
110 125
Kxxx0yU SIDAC Series
3
©2015 Littelfuse, Inc
Specifications are subject to change without notice.
Revised: 08/11/15
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