Datasheet

LT3972
21
3972fa
TYPICAL APPLICATIONS
1.8V Step-Down Converter
12V Step-Down Converter
SW
FB
V
C
PG
RT
V
IN
BD
V
IN
15V TO 33V
TRANSIENT
TO 62V
V
OUT
12V
3.5A
10μF
0.47μF
47μF
50k
f = 600kHz
D: ON SEMI MBRA340
L: NEC MBP107558R2P
D
17.4k
63.4k
L
8.2μH
GND
680pF
ON OFF
LT3972
3972 TA06
RUN/SS BOOST
SYNC
715k
SW
FB
V
C
PG
RT
V
IN
BD
V
IN
3.5V TO 27V
V
OUT
1.8V
3.5A
4.7μF
0.47μF
47μF
100k
f = 500kHz
D: ON SEMI MBRA340
L: NEC MPLC0730L3R3
D
16.9k
78.7k
L
3.3μH
127k
GND
680pF
ON OFF
LT3972
3972 TA08
RUN/SS BOOST
SYNC