LTC3605
22
3605fh
For more information www.linear.com/LTC3605
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
LINEAR TECHNOLOGY CORPORATION 2009
LT 0916 REV H • PRINTED IN USA
relaTeD parTs
PART NUMBER DESCRIPTION COMMENTS
LTC3602 10V, 2.5A (I
OUT
), 3MHz, Synchronous Step-Down DC/DC Converter 95% Efficiency, V
IN
: 4.5V to 10V, V
OUT(MIN)
= 0.6V, I
Q
= 75µA,
I
SD
< 1µA, 4mm × 4mm QFN-20, TSSOP-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, 3mm × 3mm QFN-16, MSE-16
LTC3412A 3A (I
OUT
), 4MHz, Synchronous Step-Down DC/DC Converter 95% Efficiency, V
IN
: 2.25V to 5.5V, V
OUT(MIN)
= 0.8V, I
Q
= 60µA,
I
SD
< 1µA, TSSOP-16E, 4mm × 4mm QFN-16
LTC3413 3A (I
OUT
Sink/Source), 2MHz, Monolithic Synchronous Regulator
for DDR/QDR Memory Termination
90% Efficiency, V
IN
: 2.25V to 5.5V, V
REF
/2, I
Q
= 280µA,
I
SD
< 1µA, TSSOP-16E
LTC3414/
LTC3416
4A (I
OUT
), 4MHz, Synchronous Step-Down DC/DC Converters 95% Efficiency, V
IN
: 2.25V to 5.5V, V
OUT(MIN)
= 0.8V, I
Q
= 64µA,
I
SD
< 1µA, TSSOP-20E
LTC3415 7A (I
OUT
), 1.5MHz, Synchronous Step-Down DC/DC Converter 95% Efficiency, V
IN
: 2.5V to 5.5V, V
OUT(MIN)
= 0.6V, I
Q
= 450µA,
I
SD
< 1µA, 5mm × 7mm QFN-38
LTC3418 8A (I
OUT
), 4MHz, Synchronous Step-Down DC/DC Converter 95% Efficiency, V
IN
: 2.25V to 5.5V, V
OUT(MIN)
= 0.8V, I
Q
= 380µA,
I
SD
< 1µA, 5mm × 7mm QFN-38
LTC3608 18V, 8A (I
OUT
) 1MHz, Synchronous Step-Down DC/DC Converter 95% Efficiency, V
IN
: 4V to 18V, V
OUT(MIN)
= 0.6V, I
Q
= 900µA,
I
SD
< 15µA, 7mm × 8mm QFN-52
LTC3610 24V, 12A (I
OUT
), 1MHz, Synchronous Step-Down DC/DC Converter 95% Efficiency, V
IN
: 4V to 24V, V
OUT(MIN)
= 0.6V, I
Q
= 900µA,
I
SD
< 15µA, 9mm × 9mm QFN-64
LTC3611 32V, 10A (I
OUT
), 1MHz, Synchronous Step-Down DC/DC Converter 95% Efficiency, V
IN
: 4V to 32V, V
OUT(MIN)
= 0.6V, I
Q
= 900µA,
I
SD
< 15µA, 9mm × 9mm QFN-64
Typical applicaTion
–3.6V Negative Converter
CLKIN
RT
24
1
D1
2
3
4
5
6
23
C1
2.2µF
C
IN
22µF
×2
0.1µF
V
IN
3V TO 10V
V
OUT
–3.6V
2A
0.1µF
C
OUT
47µF
×2
0.1µF47pF470pF
22 21 20 19
10Ω
18
17
16
L1 1µH
15
14
13
7 8
100k
162k
16.2k
24.9k
4.99k
3605 TA05
9 10 11 12
PHMODE
MODE
FB
TRACK/SS
I
TH
PV
IN
PV
IN
SW
SW
SW
SW
CLKOUT SGND
LTC3605
INTV
CC
BOOST SV
IN
RUN
SV
IN
PGOOD V
ON
PGND SW SW
