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ManualsBrandsLINEAR TECHNOLOGY ManualsPMICsPMIC - DC/DC voltage regulator Holder MSOP 16 EP
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LT3980
19
3980fa
For more information www.linear.com/LT3980
Typical applicaTions
5V Step-Down Converter
3.3V Step-Down Converter
SW
FB
V
C
PG
RT
V
IN
BD
V
IN
6.5V TO 58V
TRANSIENT
TO 80V
V
OUT
5V
2A
4.7µF
0.47µF
47µF
f = 400kHz
D
4.75k
97.6k
L
8.2µH
536k
GND
1nF
ON OFF
LT3980
3980 TA02
RUN/SS BOOST
SYNC
DA
100k
22pF
SW
FB
V
C
PG
RT
V
IN
BD
V
IN
4.3V TO 58V
TRANSIENT
TO 80V
V
OUT
3.3V
2A
4.7µF
0.47µF
47µF
f = 400kHz
D
4.75k
97.6k
L
6.8µH
GND
2.2nF
ON OFF
LT3980
3980 TA03
RUN/SS BOOST
SYNC
316k
DA
100k
22pF
2.5V Step-Down Converter
SW
FB
V
C
PG
RT
V
IN
BD
V
IN
4V TO 58V
TRANSIENT
TO 80V
V
OUT
2.5V
2A
4.7µF
1µF
47µF
f = 300kHz
D1
8.45k
137k
L
4.7µH
215k
GND
2.2nF
ON OFF
LT3980
D2
3980 TA04
RUN/SS BOOST
SYNC
DA
100k
22pF
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