SIDAC

Teccor Electronics

9-5

SIDAC

(972) 580-7777

Figure 9.8

On-State Current vs On-State Voltage (Typical)

Figure 9.9

Power Dissipation (Typical) vs On-State Current

Figure 9.10

Comparison of Sidac vs SCR

Figure 9.11

Ignitor Circuit (Low Voltage Input)

Figure 9.12

Typical High Pressure Sodium Lamp Firing Circuit

Figure 9.13

Xenon Lamp Flashing Circuit

0

0.8

1.2

1.0

1.4

1.6

1.8

2.0

2.2

2.4

2.6

2.8

3.0

3.2

3.4

3.6

0

1

2

3

4

5

6

7

8

9

Positive or Negative Instantaneous On-State Voltage (vT) - Volts

TL =25˚C

TO-202 "F" Package

TO-92, DO-214AA & DO-15X

"E", "S" and "G" Packages

0.2

0.4

0.6

0.8

1.0

0

CURRENT WAVEFORM: Sinusoidal

LOAD: Resistive or Inductive

CONDUCTION ANGLE: See Figure 9.15

0.4

0.8

1.2

1.6

0.2

0.6

1.0

1.4

1.8

2.0

2.2

RMS On-State Current [IT(RMS)] - Amps

TO-202 "F" Package

"E", "S" & "G" Packages

TO-92, DO-214AA & DO-15X

100-250

VAC

60 Hz

100-250

VAC

60 Hz

SCR

SIDAC

4.7

µF

100V

10

µF

50V

24 VAC

60 Hz

4.7

µF

100V

½ W

K1200E

SIDAC

200V

H.V.

IGNITOR

1.2

µF

4.7 k

Ω

-

+

-

+

+

-

SIDAC

120 VAC

60 Hz

16 mH

3.3 K

Ω

0.47

µF

400V

BALLAST

SIDAC

220 VAC

60 Hz

7.5 K

Ω

0.22

µF

BALLAST

LAMP

120 VAC

220 VAC

LAMP

-

+

+

-

XENON LAMP

K2200F1

10

µF

2w

120VAC

60Hz

10

µF

450V

4KV

.01

µF

400V

20 M

Ω

SIDAC

200-

400V

100

Ω

250V

TRIGGER

TRANSFORMER

20:1