SDB0900G SUNTAC [Suntac Electronic Corp.], SDB0900G Datasheet - Page 5

• Manufacturer Part Number: SDB0900G
• Description: silicon bilateral voltage triggered switch
• Manufacturer: SUNTAC [Suntac Electronic Corp.]

Data Sheets
Figure E9.9 Comparison of Sidac versus SCR for Gas Ignitor Circuit
Figure E9.10 Circuit (Low Voltage Input) for Gas Ignition
Figure E9.11 Typical High Pressure Sodium Lamp Firing Circuit
24 V ac
Sidac
60 Hz
-
10 µF
120 V ac
50 V
60 Hz
100-250 V ac
60 Hz
+
3.3 k
120 V ac
Ballast
100 V
-
SCR
4.7 µF
+
0.47 µF
16 mH
400 V
+
-
Lamp
4.7 µF
100 V
Sidac
220 V ac
60 Hz
7.5 k
4.7 k
½ W
Ballast
220 V ac
100-250 V ac
60 Hz
1.2 µF
Sidac
0.22 µF
200 V
Ignitor
K1200E
H.V.
Sidac
Lamp
Figure E9.12 Xenon Lamp Flashing Circuit
Figure E9.13 Dynamic Holding Current Test Circuit for Sidacs
Figure E9.14 Basic Sidac Circuit
100-250 V ac
60 Hz
I
H
120 V ac
100
60 Hz
2 W
I
100-250 V ac
PK
60 Hz
V
-
10 µF
250 V
Scope Indication
BO
I
H
+
Trace Stops
Load
Push to test
V
V
BO
BO
Conduction
120-145
Angle
S1
S1
+
-
10 µF
450 V
˚
Xenon Lamp
Scope
Switch to test
in each direction
100 Ω
1%
Transformer
4 kV
Trigger
K2200G
20:1
Load Current
Device
Under
Test
400 V
Sidac
200-
0.01 µF
400 V
Sidac
20 M
I
I
H
H
5