Datasheet
LTC3203/LTC3203-1
LTC3203B/LTC3203B-1
7
32031fa
BLOCK DIAGRA
SW
LTC3203/LTC3203B
MODE
SHDN
V
IN
FB
–
+
S
S
–
+
0.91V
0.91V
V
OUT
C1
+
C1
–
C2
+
9, 11
GND
C2
–
SOFT-START AND
SHUTDOWN
CONTROL
2x/1.5x
OSCILLATOR
+
SWITCH CONTROL
8
3
10
1
2
6
5
4
7
3203 F02
LTC3203-1/LTC3203B-1
MODE
SHDN
V
IN
V
SEL
–
+
S
S
–
+
0.91V
0.91V
2x/1.5x
0.82V
V
OUT
C1
+
C1
–
C2
+
9, 11
GND
C2
–
SOFT-START AND
SHUTDOWN
CONTROL
OSCILLATOR
+
SWITCH CONTROL
8
3
10
1
2
6
5
4
7
3203 F01