Data Sheets
Triacs
Maximum Allowable Case Temperature (T
C
) –
˚
C
130
120
110
100
90
80
70
60
0
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
Maximum Allowable Case Temperature (T
C
) – ˚C
130
120
110
100
90
80
70
60
0
0
2
4
6
8
10
12
14
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 360
CASE TEMPERATURE: Measured as
shown on Dimensional Drawing
10 A TO-202
10 A TO-220 (Non-isolated)
10 A D
2
Pak
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 360
˚
CASE TEMPERATURE: Measured
as shown on Dimensional Drawing
1A
0.8 A
˚
RMS On-state Current [l
T(RMS)
] – AMPS
RMS On-state Current [l
T(RMS)
] – Amps
Figure E2.1 Maximum Allowable Case Temperature versus On-state
Current (0.8 A and 1 A)
Figure E2.4 Maximum Allowable Case Temperature versus
On-state Current (10 A)
Maximum Allowable Case Temperature (T
C
) –
˚
C
Maximum Allowable Case Temperature (T
C
) – ˚C
130
120
110
100
90
80
70
60
0
0
1
2
3
4 A TO-202 (TYPE 2 and 4)
4 A TO-251
4 A TO-220 (Isolated)
4 A TO-202 (Type 1 and 3)
4 A TO-252
6 A TO-220 (Non-isolated)
6 A D
2
Pak
6 A TO-220 (Isolated)
6 A TO-202
130
120
110
100
15 A TO-220 (Non-isolated)
15 A D
2
Pak
15 A TO-220 (Isolated)
90
80
70
60
0
0
5
10
15
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 360
CASE TEMPERATURE: Measured as
shown on Dimensional Drawing
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 360
CASE TEMPERATURE: Measured as
shown on Dimensional Drawing
˚
˚
4
5
6
7
RMS On-state Current [l
T(RMS)
] – Amps
RMS On-state Current [l
T(RMS)
] – AMPS
Figure E2.2 Maximum Allowable Case Temperature versus On-state
Current (4 A and 6 A)
Figure E2.5 Maximum Allowable Case Temperature versus
On-state Current (15 A)
130
Maximum Allowable Case Temperature (T
C
) – ˚C
130
10 A TO-220 (Isolated)
120
110
100
90
80
70
60
0
0
2
4
6
8
10
12
14
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 360
CASE TEMPERATURE: Measured as
shown on Dimensional Drawing
8 A TO-202
8 A TO-220 (Isolated)
8 A TO-220 (Non-isolated)
8 A D
2
Pak
Maximum Allowable Case Temperature (T
C
) – ˚C
120
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 360˚
CASE TEMPERATURE: Measured as
shown on Dimensional Drawing
110
25 A TO-220 (Non-isolated)
25 A D
2
Pak
100
90
25 A TO-3 Fastpak
35 A TO-3 Fastpak
80
70
˚
60
50
0
10
20
30
40
50
RMS On-state Current [l
T(RMS)
] – AMPS
RMS On-state Current [l
T(RMS)
] – Amps
Figure E2.3 Maximum Allowable Case Temperature versus
On-state Current (8 A and 10 A)
Figure E2.6 Maximum Allowable Case Temperature versus
On-state Current (25 A and 35 A)
©2004 Littelfuse, Inc.
Thyristor Product Catalog
E2 - 7
http://www.littelfuse.com
+1 972-580-7777
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