KXXX1GL Datasheet, PDF (4/6 Pages) Littelfuse – Standard Bidirectional SIDACs

Teccor^® brand Thyristors
Standard Unidirectional SIDACs
Figure 10: Typical Metal Halide Ignitor Circuit
Ballast
0.1- 0.15 µF
220 V / 240 V
50 / 60 Hz
0.22- 0.33µF
H.V.
Step-up
Transformer
Kxxx1GL
5 - 20µH
Metal
Halide
Lamp
8.2K-10K
5W
Note: With proper component selection, this circuit will produce three pulses for ignition of
metal halide lamp that requires a minimum of three pulses at 5kV magnitude and >1uSec
duration each at a minimum repetition rate of 3.3kHz.
Soldering Parameters
Reflow Condition
Pb – Free assembly
- Temperature Min (T_s(min))
Pre Heat - Temperature Max (T_s(max))
- Time (min to max) (t_s)
Average ramp up rate (Liquidus Temp)
(T_L) to peak
T_S(max) to T_L - Ramp-up Rate
Reflow
- Temperature (T_L) (Liquidus)
- Temperature (t_L)
Peak Temperature (T_P)
Time within 5°C of actual peak
Temperature (t_p)
Ramp-down Rate
Time 25°C to peak Temperature (T_P)
Do not exceed
150°C
200°C
60 – 180 secs
5°C/second max
5°C/second max
217°C
60 – 150 seconds
260^+0/-5 °C
20 – 40 seconds
5°C/second max
8 minutes Max.
280°C
T_P
T_L
T_S(max)
T_S(min)
Ramp-up
Preheat
t_S
25
time to peak temperature
t_P
t_L
Ramp-down
Time
© 2016 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 03/25/16