
307
Revised: 09/23/13
©2013 Littelfuse, Inc
Specifications are subject to change without notice.
Teccor
®
brand Thyristors
35 Amp Standard SCRs
Sxx35x Series
Figure 1: Normalized DC Gate Trigger Current
vs. Junction Temperature
Figure 2: Normalized DC Gate Trigger Voltage
vs. Junction Temperature
125
0.0
0.5
1.0
1.5
2.0
-40 -15 10 35 60 85 110
Junction Temperature (T
J
) -- (°C)
Ratio of I
GT
/ I
GT
(T
J
= 25°C)
Figure 3: Normalized DC Holding Current
vs. Junction Temperature
Figure 4: On-State Current vs. On-State
Voltage (Typical)
125
0.0
0.5
1.0
1.5
2.0
-40 -15 10 35 60 85 110
Junction Temperature (T
J
) -- (°C)
Ratio of V
GT
/ V
GT
(T
J
= 25°C)
125
0.0
0.5
1.0
1.5
2.0
-40 -15 10 35 60 85 110
Junction Temperature (T
J
) -- (°C)
Ratio of I
H
/ I
H
(T
J
= 25°C)
T
J
= 25°C
0
20
40
60
80
100
120
0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6
Instantaneous On-state Voltage (v
T
) – Volts
Instantaneous On-state Current (i
T
) – Amps
Figure 5: Power Dissipation (Typical)
vs. RMS On-State Current
Figure 6: Maximum Allowable Case Temperature
vs. RMS On-State Current
0
5
10
15
20
25
30
0 5 10 15 20 25 30 35
RMS On-State Current [I
T(R MS)
] - (Amps)
Average On-State Power Dissipation
[P
D(AV)
] - (Watts)
80
85
90
95
100
105
110
115
120
125
130
0 5 10 15 20 25 30 35 40
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 180°
RMS On-State Current [I
T(R MS)
] - Amps
Maximum Allowable Case
Temperature (T
C
) - °C
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