Data Sheets
SCRs
120
100
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 180˚
FREE AIR RATING
1.0
0.8
0.6
0.4
0.2
0
8 A TO-220 (Non-isolated)
6 A TO-220 (Isolated) and
6 A TO-202 (Types 1 and 3)
80
60
40
20
1 A TO-92
6 A TO-202
(Types 2 and 4)
and 6 A TO-251
25
50
75
100
125
Case Temperature (TC) – ˚C
0.2
0
0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2
RMS On-state Current [IT(RMS)] – Amps
Figure E6.1 Maximum Allowable Ambient Temperature versus
RMS On-state Current
Figure E6.4 Peak Capacitor Discharge Current Derating
(6 A through 55 A)
120
130
120
110
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 180˚
FREE AIR RATING
100
8 A TO-220 (Non-isolated)
100
90
1 A Devices
80
6 A TO-220 (Isolated) and
6 A TO-202 (Types 1 and 3)
1 A TO-92
80
60
40
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 180˚
CASE TEMPERATURE: Measure as
shown on dimensional drawing
70
60
50
6 A TO-202
(Types 2 and 4)
and 6 A TO-251
0
0.2
0.4
0.6
0.8
1.0
1.2
20
0.2
0
0.4
0.6
0.8
1.0
1.2
1.4
RMS On-state Current [IT(RMS)] – Amps
Average On-state Current [IT(AV)] – Amps
Figure E6.2 Maximum Allowable Ambient Temperature versus
Average On-state Current
Figure E6.5 Maximum Allowable Case Temperature versus
RMS On-state Current (1 A)
130
)
8 A TO-220 (Non-isolated
TO-251 and TO-252
1000
120
110
100
90
55 A Devices
)
10 A TO-220 (Isolated
and 10 A TO-202
6 A Devices
300
200
25 A Devices
15 A and 16 A
Devices
8 A TO-220 (Isolated)
and 8 A TO-202
80
70
60
100
50
6 A to 10 A Devices
12 A Devices
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 180º
CASE TEMPERATURE: Measure as
shown on dimensional drawings
ITM
tw
tw = 5 times constants
20
50
0.5
1.0
2.0
5.0
10
20
50
0
2
4
6
8
10
12
RMS On-state Current [IT(RMS)] – Amps
Pulse Current Duration (tw) – ms
Figure E6.3 Peak Capacitor Discharge Current (6 A through 55 A)
Figure E6.6 Maximum Allowable Case Temperature versus
RMS On-state Current (6 A, 8 A, and 10 A)
©2002 Teccor Electronics
Thyristor Product Catalog
E6 - 7
http://www.teccor.com
+1 972-580-7777
TECCOR [ TECCOR ELECTRONICS ]
