Datasheet

LT3481
20
3481fc
TYPICAL APPLICATIONS
12V Step-Down Converter
SW
BIAS
FB
V
C
PG
RT
V
IN
BD
V
IN
15V TO 34V
V
OUT
12V
2A
10μF
0.47μF
22μF
100k
f = 800kHz
D: DIODES INC. DFLS240L
L: NEC/TOKIN PLC-0755-100
D
30k
60.4k
L
10μH
845k
GND
330pF
ON OFF
LT3481
3481 TA06
RUN/SS BOOST
5V Step-Down Converter with Sync Input
ON OFF
SW
BIAS
FB
V
C
PG
RT
V
IN
BD
V
IN
20V TO 34V
V
OUT
SYNC IN
PGOOD
NOTE: DO NOT APPLY SYNC
SIGNAL UNTIL PGOOD GOES HIGH
3.3V SQ WAVE 300kHz TO 375kHz
V
OUT
5V
2A
4.7μF
0.47μF
47μF
10k
f = 250kHz
D: DIODES INC. DFLS240L
L: NEC/TOKIN PLC-0755-8R2
D
11.8k
226k
L
8.2μH
29.4k
GND
1000pF
100k
75pF
8.2pF
LT3481
3481 TA07
RUN/SS BOOST
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