Datasheet



SLUS564C − JULY 2003 − REVISED OCTOBER 2008
24
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Figure 24
0
0.1 10.01
20
80
40
60
100
10
PWM MODE EFFICIENCY
vs
OUTPUT CURRENT
V
VIN
= 12 V
V
VIN
= 20 V
V
VIN
= 8 V
I
OUT
− Output Current − A
Efficiency − %
f
OSC
= 290 kHz
V
VO1
= 2.5 V
Figure 25
0
0.1 1 100.01
20
80
40
60
100
I
OUT
− Output Current − A
Efficiency − %
AUTOSKIP MODE EFFICIENCY
vs
OUTPUT CURRENT
V
VIN
= 12 V
V
VIN
= 20 V
V
VIN
= 8 V
f
OSC
= 290 kHz
V
VO1
= 2.5 V