Datasheet

LOGIC
OSC
VIN
VCC
LOGIC
OUT
7.7V SERIES
REGULATOR
REFERENCE
SLOPECOMP
RAMP
GENERATOR
(LM5020-1 Only)
DRIVER
RT/SYNC
CLK
V
CC
ENABLE
5V
1.25V
S
Q
R
Q
UVLO
HYSTERESIS
(20 PA)
UVLO
+
-
1.25V
GND
Max Duty Limit
LM5020-1 (80%)
LM5020-2 (50%)
10 PA
SS
CS
0.5V
PWM
50 PA
0
2k
FB
5k
5V
1.4V
2R
R
COMP
1.25V
SS
+
-
+
-
CLK + LEB
SS
LM5020
SNVS275F –MAY 2004–REVISED APRIL 2006 www.ti.com
Block Diagram
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