Note:
Pinout
shown
is
for
SOIC
and
PDIP
packages.
TSSOP
pinout
is
different.
3
1
2
8
7
6
5
4
OSCILLA
TOR
S
Q
R
RC
1.2R
R
0
.
5
V
PEAK
CURRENT
COMP
ARATOR
Q
Q
T
S
Q
R
S
Q
R
VDD
VOL
TAGE
REFERENCE
1
4
V
PWM
COMP
ARATOR
PWM
LATCH
S
O
F
T
S
T
A
R
T
0
.
5
V
V
D
D
−
1
V
0
.
7
5
V
2
.
2
V
2
.
0
V
FB
COMP
CS
VDD
OUT
A
OUTB
GND
S
L
O
P
E = 1
V
/
m
s
V
D
D O
K
OVERCURRENT
COMP
ARATOR
2
2
k
Ω