HT34B Datasheet, PDF (3/8 Pages) Littelfuse – Teccor® brand Thyristors Standard Bidirectional DIAC Trigger

Teccor^® brand Thyristors
Standard Bidirectional DIAC Trigger
Figure 1: V-I Characteristics






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Figure 2: Typical DIAC/Triac Full-wave Phase Control
Circuit
Resistive Load
3.3 k
120 V ac
60 Hz
200 k
Triac
MT2
G
MT1
0.1 μF
100 V
Diac
Figure 3: Repetitive Peak On-state Current vs. Pulse Duration
10
5.0
3.0
2.0
1.0
HT-32x, -34x, -35, -36x, -40
HT-5761, -5761A, -5762
0.5
ST-32x, -34x, -35, -36x, -40
0.3
HTM-32B
0.2
0.1
HT-60
0.05
0.03
Safe Operating
0.02
Area
.01
.005
.003
.002 PULSE REPETITION RATE = 120 pps
.001
T_A = 40 ˚C
1
2
4 6 10
20
40 60 100 200 400
Base Pulse Duration – μs
1000
2000 4000 10000
Figure 4: Normalized V_BO Change
vs. Junction Temperature
Figure 5: Test Circuit Waveforms
(Refer to Figure 5)
6%
4%
2%
0%
-2%
-4%
-6%
-8%
-40
-20
0
20
40
60
80
100
120
140
Junction Temperature (T_J) -- °C
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©2008 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.littelfuse.com for current information.
339
Revised: July 9, 2008
HTxxx & HTMxxx & STxxx Series