Datasheet

   
   
SLUS446B – MAY 2000 – REVISED DECEMBER 2000
18
POST OFFICE BOX 655303 DALLAS, TEXAS 75265
–210
10
100 1 k 10 k 1 M
–180
–150
–120
–90
–60
–30
0
80
0
20
60
40
100
100 k
Figure 11
f – Frequency – Hz
Open Loop Gain – dBPhase
AUTOMATIC MODE SWITCHING CONVERTER
OPEN LOOP GAIN AND PHASE RESPONSE
vs
FREQUENCY
Phase Margin
60
Gain Margin
17 dB
Figure 12
FORCED CONSTANT FREQUENCY CONVERTER
OPEN LOOP GAIN AND PHASE RESPONSE
vs
FREQUENCY
f – Frequency – Hz
Open Loop Gain – dBPhase
–210
–180
–150
–120
–90
–60
–30
0
20
40
60
80
100
0
Phase Margin
63
Gain Margin
18.4 dB
10 100 1 k 10 k 1 M100 k