Electrical Specifications

SIDAC

9-4

Teccor Electronics

(972) 580-7777

Figure 9.2

Normalized DC Holding Current vs Case/Lead Temperature

Figure 9.3

Typical Metal Halide Ignitor Circuit

Figure 9.4

Various Frequencies

Figure 9.5

Maximum Allowable Ambient Temperature vs On-State

Current

Figure 9.6

Figure 9.7

Normalized Repetitive Peak Breakover Current vs Junction

Temperature

0

.5

1.0

2.0

1.5

-15

-40

+25

+65

+105

+125

Case Temperature (TC) -

BALLAST

K2401F1

220V/240V

50/60Hz

Typical Metal Halide Ignitor Circuit

METAL

HALIDE

LAMP

H.V.

STEP-UP

TRANSFORMER

5.6K - 8.2K

5W

5 - 6µH

0.1 - 0.15 µF

0.22 - 0.33 µF

di/dt Limit Line

0.6

0.8

4

2

4

6

8

10

20

40

60

80

100

200

400

600

2 x 10-3

68

1 x 10-2

24

6 8

1 x 10-1

24 6 8 1

1

Pulse base width (to) - mSec.

VBO Firing

Current

Waveform

Non-Repeated

Repetition

Frequency

f=5

Hz

f=10

Hz

f=100

Hz

f=1

kHz

f=5

kHz

f=10

kHz

f=20

kHz

T

J

=125ºC Max

to

ITRM

l/f

Non-Repeated

Non-Repeated

0

0.2

0.4

0.6

0.8

1.0

20

40

60

80

100

120

140

25

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

CURRENT WAVEFORM: Sinusoidal - 60 Hz

LOAD: Resistive or Inductive

FREE AIR RATING

TO-202

TYPE

1

TO-92

and

DO-214

TO-202

TYPE

23

&

41

-12

-20

0

+20

+40

+60

+80

+100

+120

-10

-8

-6

-4

-2

0

+2

+4

-40

+25

Junction Temperature (TJ) - ˚C

+140

20

30

40

50

60

80

70

90

100

110 120

1

2

3

4

5

6

7

8

9

V=VBO

130