Datasheet

LTC3603
17
3603fc
For more information www.linear.com/LTC3603
typical applications
1.8V, 2.5A Regulator at 1MHz, Burst Mode Operation
1.2V, 2.5A Regulator at 750kHz, Burst Mode Operation
C
IN
22µF
V
IN
12V
V
OUT
1.8V
2.5A
3603 TA02
D1
L1
1µH
R
OSC
105k
R
ITH
4.32k
R1
105k
R3
845k
C
VCC
1µF
C
ITH
1nF
SYNC/MODE
PGOOD
RT
ITH
V
FB
RUN
TRACK/SS
PGND
INTV
CC
PV
IN
PV
IN
BOOST
SW
SW
SW
PGND
PGND
LTC3603
R
PG
200k
R4
137k
R2
210k
C
FB
10pF
C
OUT
100µF
× 2
C
BST
0.22µF
PGOOD
L1: VISHAY IHLP2525CZER1R0MO1
C
IN
: TAIYO YUDEN TMK325BJ226MM-T
C
OUT
: TAIYO YUDEN AMK316BJ107ML
C
IN
22µF
V
IN
12V
V
OUT
1.2V
2.5A
3603 TA03
D1
L1
1µH
R
OSC
143k
R
ITH
4.32k
R1
105k
R
PG
200k
C
VCC
1µF
C
ITH
1nF
SYNC/MODE
PGOOD
RT
ITH
V
FB
RUN
TRACK/SS
PGND
INTV
CC
PV
IN
PV
IN
BOOST
SW
SW
SW
PGND
PGND
LTC3603
R3
845k
R4
137k
R2
105k
L1: VISHAY IHLP2525CZER1ROMO1
C
IN
: TAIYO YUDEN TMK325BJ226MM-T
C
OUT
: TAIYO YUDEN AMK316BJ107ML
10pF
C
OUT
100µF
×2
C
BST
0.22µF
PGOOD