DB3TG Datasheet, PDF (3/4 Pages) STMicroelectronics – DIAC

Diagram 1: Voltage - current characteristic curve. Diagram 2: Test circuit.
10 kΩ 500 kΩ D.U.T Rs=0
DB3TG
+ IF
10mA
220 V
C=0.1µF
50 Hz
Vo
I
P
T410
R=20 Ω
IB _O
-V
I_R
+V
Diagram 3: Rise time measurement.
0,5 VBO
V
lp
VF
VB _O
90 %
- IF
10 %
t_r
Fig. 1: Relative variation of VBO versus junction
temperature (typical values)
VBO [Tj]
VBO [Tj = 25°C]
1.08
1.06
1.04
1.02
1.00
25
Tj (°C)
50
75
100
125
Fig. 2: Repetitive peak pulse current versus pulse
duration (maximum values).
ITRM(A)
20.0
10.0
F=120Hz
Tj initial=25°C
1.0
0.1
1
tp(µs)
10
100
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