Datasheet

LM5021
VIN
CS
OUT
Voffset > 125 mV
RSense
VCC
PWM
LOGIC
PWM
COMPARATOR
5.2V
COMP
SKIP CYCLE
COMPARATOR
+
-
+
-
1.25V
5k
2R
R
125 mV
+
-
1.8k
CLK
500 mV
CURRENT LIMIT
COMPARATOR
CS
LEADING EDGE
BLANKING
LM5021
SNVS359D –MAY 2005–REVISED MARCH 2013 www.ti.com
Figure 13. Skip Cycle Control
Figure 14. Disabling the Skip Cycle Mode
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