Triacs
Data Sheets
90
80
70
60
50
40
30
20
10
0
120
100
80
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
T
= 25 ˚C
C
CONDUCTION ANGLE: 360
FREE AIR RATING – NO HEATSINK
˚
TO-202 (TYPE 2 and 4)
TO-251
TO-220 Devices and
TO-202 (Type 1 and 3)
25 A and 35 A Fastpak
60
1 A TO-92
40
15 A and 25 A
0.8 A TO-92
0.2
25
20
0
0.6
0.8
1.0
1.2
1.4
1.6
1.8
0
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
RMS On-state Current [I
] — Amps
Positive or Negative Instantaneous On-state Voltage (v ) – Volts
T (RMS)
T
Figure E2.7 Maximum Allowable Ambient Temperature versus
On-state Current
Figure E2.10 On-state Current versus On-state Voltage (Typical)
(15 A and 25 A)
4.0
10
9
T
= 25 ˚C
C
8
7
6
5
4
3
2
1
0
3.0
2.0
1.0
1 A
0.8 A
-65
-40
-15
+25
+65
+125
0
0.6
0.8
1.0
1.2
1.4
1.6
1.8
Positive or Negative Instantaneous On-state Voltage (v ) – Volts
Case Temperature (TC) – ˚C
T
Figure E2.8 On-state Current versus On-state Voltage (Typical)
(0.8 A and 1 A)
Figure E2.11 Normalized DC Gate Trigger Current for All Quadrants
versus Case Temperature
20
2.0
T
= 25 ˚C
C
18
16
14
12
10
8
1.5
6-10 A
4A
1.0
.5
6
4
2
0
0
-65
-40
-15
+25
+65
+125
0
0.6
0.8
1.0
1.2
1.4
1.6
1.8
Case Temperature (T ) – ˚C
Positive or Negative Instantaneous On-state Voltage (v ) – Volts
C
T
Figure E2.9 On-state Current versus On-state Voltage (Typical)
(4 A, 6 A, 8 A, and 10 A)
Figure E2.12 Normalized DC Gate Trigger Voltage for All Quadrants
versus Case Temperature
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E2 - 8
©2004 Littelfuse, Inc.
Thyristor Product Catalog
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