SIDAC
9
TL =25˚C
8
TO-92, DO-214AA & DO-15X
7
"E", "S" and "G" Packages
6
5
4
3
TO-202 "F" Package
2
1
0
0
0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6
Positive or Negative Instantaneous On-State Voltage (vT) - Volts
Figure 9.8 On-State Current vs On-State Voltage (Typical)
2.2 CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
2.0 CONDUCTION ANGLE: See Figure 9.15
1.8
1.6
TO-202 "F" Package
1.4
1.2
1.0
0.8
0.6
0.4
"E", "S" & "G" Packages
TO-92, DO-214AA & DO-15X
0.2
0
0.2
0.4
0.6
0.8
1.0
RMS On-State Current [IT(RMS)] - Amps
Figure 9.9 Power Dissipation (Typical) vs On-State Current
10 µF
4.7 µF
-+
100V
-+
50V
+
-
24 VAC
60 Hz
4.7 µF
100V
4.7 kΩ
½W
1.2 µF
K1200E
SIDAC
200V
Figure 9.11 Ignitor Circuit (Low Voltage Input)
H.V.
IGNITOR
BALLAST
BALLAST
SIDAC
3.3 KΩ
0.47µF
400V
LAMP
SIDAC
0.22µF
7.5 KΩ
LAMP
120 VAC
60 Hz
16 mH
220 VAC
60 Hz
120 VAC
220 VAC
Figure 9.12 Typical High Pressure Sodium Lamp Firing Circuit
SCR
100-250
VAC
60 Hz
SIDAC
100-250
VAC
60 Hz
Figure 9.10 Comparison of Sidac vs SCR
100Ω
2w
- 10 µF+
250V
120VAC
60Hz
XENON LAMP
+ 10 µF
- 450V
K2200F1
4KV
20 MΩ
SIDAC
200-
400V
.01µF
400V
TRIGGER
TRANSFORMER
20:1
Figure 9.13 Xenon Lamp Flashing Circuit
Teccor Electronics
9-5
(972) 580-7777
SIDAC