SK055R Ver la hoja de datos (PDF) - Littelfuse, Inc
Número de pieza
componentes Descripción
Fabricante
SK055R Datasheet PDF : 9 Pages
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Teccor® brand Thyristors
55 Amp Standard SCRs
Figure 7: Maximum Allowable Case Temperature
vs. Average On-State Current
130
125
120
115
110
105
100
95
90
85
80
CURRENT WAVEFORM: Sinusoidal
75 LOAD: Resistive or Inductive
CONDUCTION ANGLE: 180°
70
0
5
10
15
20
25
30
35
40
Average On-State Current [IT(AVE)] - Amps
Figure 9: Maximum Allowable Ambient Temperature
vs. Average On-State Current
120
100
80
60
40
20
0
0.0
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 180°
FREE AIR RATING
0.5
1.0
1.5
Average On-State Current [IT(AVE)] - Amps
Figure 8: Maximum Allowable Ambient Temperature
vs. RMS On-State Current
120
100
80
60
40
20
0
0.0
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 180°
FREE AIR RATING
0.5
1.0
1.5
2.0
2.5
RMS On-State Current [IT(RMS)] - Amps
Figure 10: Peak Capacitor Discharge Current
10000
1000
ITRM
100
0.5
tW
1.0
10.0
50.0
Pulse Current Duration (tw) - ms
Figure 11: Peak Capacitor Discharge Current Derating
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0
25
50
75
100
125
150
Case Temperature (TC) - °C
Note: xx = voltage
Sxx55x Series
294
Revised: July 9, 2008
©2008 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.littelfuse.com for current information.
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