MC44608
Figure 14. High Voltage Current Source
Figure 15. Overload Burst Mode
11.00
10.00
9.00
12.00
–25° C
11.00
10.00
–25° C
9.00
8.00
7.00
6.00
25° C
85° C
8.00
25° C
85° C
7.00
6.00
5.00
5.00
500
0
100
200
300
400
0
100
200
300
400
500
Vi Pin8 Voltage (Vi)
Vi Pin Voltage (V)
Figure 16. Hiccup Mode Waveforms
The data in Figure 15 corresponds to the waveform in
Figure16.TheFigure16showsV ,I ,I (pin2)and
CC CC sense
(pin 5). V (pin 5) in fact shows the envelope of the
V
out
out
output switching pulses. This mode corresponds to an
overload condition.
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