Datasheet

LT3972
20
3972fa
TYPICAL APPLICATIONS
5V, 2MHz Step-Down Converter
SW
FB
V
C
PG
RT
V
IN
BD
V
IN
8.6V TO 22V
TRANSIENT
TO 62V
V
OUT
5V
2.5A
4.7μF
0.47μF
22μF
100k
f = 2MHz
D: ON SEMI MBRA340
L: NEC MPLC0730L2R2
D
15k
12.7k
L
2.2μH
GND
680pF
ON OFF
LT3972
3972 TA05
RUN/SS BOOST
SYNC
536k
2.5V Step-Down Converter
SW
FB
V
C
PG
RT
V
IN
BD
V
IN
4V TO 33V
TRANSIENT
TO 62V
V
OUT
2.5V
3.5A
4.7μF
1μF
47μF
100k
f = 600kHz
D1: ON SEMI MBRA340
D2: MBR0540
L: NEC MPLC0730L3R3
D1
15.4k
63.4k
L
3.3μH
215k
GND
680pF
ON OFF
LT3972
D2
3972 TA04
RUN/SS BOOST
SYNC