LTC3626
28
3626fa
For more information www.linear.com/LTC3626
LINEAR TECHNOLOGY CORPORATION 2012
LT 0515 REV A • PRINTED IN USA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com/LTC3626
relaTeD parTs
Typical applicaTion
12V Input to 1.8V Output, 2.5A Regulator with Digital Output Current Monitoring
PV
IN
SV
IN
RUN
BOOST
SW
V
ON
FB
MODE/SYNC
RT
INTV
CC
ITH
TRACK/SS
TSET
TMON
IMON
IN
PGOOD
IMON
OUT
SGND PGND
LTC3626
C1
47µF
C2
1µF
V
1.8V
2.5A
IN
12V
C
IOUT
1µF
C4
2.2µF
C
BST
0.1µF
C
F
22pF
C
OUT
47µF
L1
1.5µH
R
IOUT
5.1k
R1
40.2k
R2
20k
R
PGD
200k
3626 TA04
R
T
324k
SCK
SDO
CS
REFOUT COMP
LTC2460
GND REF
–
IN
V
CC
0.1µF
0.1µF
0.1µF
PART NUMBER DESCRIPTION COMMENTS
LTC3601 15V, 1.5A (I
OUT
), 4MHz, Synchronous Step-Down DC/DC Converter 95% Efficiency, V
IN
: 4.5V to 15V, V
OUT(MIN)
= 0.6V, I
Q
= 300µA,
I
SD
< 1µA, 4mm × 4mm QFN-20, MSOP-16E
LTC3603 15V, 2.5A (I
OUT
), 3MHz, Synchronous Step-Down DC/DC Converter 95% Efficiency, V
IN
: 4.5V to 15V, V
OUT(MIN)
= 0.6V, I
Q
= 75µA,
I
SD
< 1µA, 4mm × 4mm QFN-20, MSOP-16E
LTC3633 15V, Dual 3A (I
OUT
), 4MHz, Synchronous Step-Down DC/DC
Converter
95% Efficiency, V
IN
: 3.6V to 15V, V
OUT(MIN)
= 0.6V, I
Q
= 500µA,
I
SD
< 15µA, 4mm × 5mm QFN-28, MSOP-28E
LTC3605A 20V, 5A (I
OUT
), 4MHz, Synchronous Step-Down DC/DC Converter 95% Efficiency, V
IN
: 4V to 20V, V
OUT(MIN)
= 0.6V, I
Q
= 2mA,
I
SD
< 15µA, 4mm × 4mm QFN-24
LTC3604 15V, 2.5A (I
OUT
), 4MHz, Synchronous Step-Down DC/DC Converter 95% Efficiency, V
IN
: 3.6V to 15V, V
OUT(MIN)
= 0.6V, I
Q
= 300µA,
I
SD
< 15µA, 3mm × 3mm QFN-16, MSOP-16E
