LTC3607
Typical applicaTion
1mm Height, 1.8V/3.3V Buck Regulator Using Chip Inductors
V
IN
R2
R4
5.6V TO 8.4V
C
10µF
×2
IN
PV
SV
PV
IN2
C1
R1
C2
R3
IN1
IN
VIA TO V
OUT1
VIA TO V
OUT2
RUN1
SW1
RUN2
SW2
L2, 3.3µH
C2, 22pF
V
OUT2
L1, 2.2µH
V
OUT1
1.8V
3.3V
16 15 14 13
17
AT 600mA
AT 600mA
LTC3607
GND
1
2
3
4
12
11
10
9
C1, 22pF
VIA TO V
IN
11mm
V
V
FB2
FB1
GND
GND
5
6
7 8
R1
R3
549k
C
OUT2
10µF
R4
R2
121k
243k
121k
C
C
IN
C
IN
OUT1
10µF
C
C
OUT2
OUT1
V
V
OUT1
L1
OUT2
C
C
: TDK C2012X5R1C106K/0.85
IN
OUT1 OUT2
, C
: TDK C2012X5R0JI06K/0.85
L1: MURATA LQM2HPN2R2MGS
L2: MURATA LQM2HPN3R3MGS
V
IN
L2
3607 TA05
10mm
3607 TA06
relaTeD parTs
PART NUMBER DESCRIPTION
COMMENTS
95% Efficiency, V : 4.5V to 15V, 3mm × 3mm QFN-16, MSOP-16E
LTC3601
15V, 1.5A (I ), 4MHz, Synchronous Step-Down
OUT
IN
DC/DC Converter
LTC3603
15V, 2.5A (I ), 3MHz, Synchronous Step-Down
95% Efficiency, V : 4.5V to 15V, 4mm × 4mm QFN-20, MSOP-16E
IN
OUT
DC/DC Converter
LTC3633
15V, Dual 3A (I ), 4MHz, Synchronous Step-Down
95% Efficiency, V : 3.6V to 15V, 4mm × 5mm QFN-28, TSSOP-28E
IN
OUT
DC/DC Converter
LTC3605
15V, 5A (I ), 4MHz, Synchronous Step-Down
95% Efficiency, V : 4V to 15V, 4mm × 4mm QFN-24
IN
OUT
DC/DC Converter
LTC3604
15V, 2.5A (I ), 4MHz, Synchronous Step-Down
95% Efficiency, V : 3.6V to 15V, 3mm × 3mm QFN-16, MSOP-16E
IN
OUT
DC/DC Converter
LTC3417A-2
LTC3407A/-2
LTC3419/-1
LTC3548A-1/-2
5.5V, Dual 1.5A/1A, 4MHz, Synchronous Step-Down
DC/DC Converter
95% Efficiency, V = 2.3V, 3mm × 5mm DFN-16, TSSOP-16E
IN
5.5V, Dual 600mA/600mA 1.5MHz, Synchronous
Step-Down DC/DC Converter
95% Efficiency, V = 2.5V, 3mm × 3mm DFN-10, MS-10E
IN
5.5V, Dual 600mA/600mA 2.25MHz, Synchronous
Step-Down DC/DC Converter
95% Efficiency, V = 2.5V, 3mm × 3mm DFN-10, MS-10
IN
5.5V, Dual 400mA and 800mA I , 2.25MHz,
95% Efficiency, V = 2.5V, 3mm × 3mm DFN-10, MS-10E
IN
OUT
Synchronous Step-Down DC/DC Converter
LTC3547/
LTC3547B
5.5V, Dual Monolithic 300mA, 2.25MHz, Synchronous
Step-Down DC/DC Converter
95% Efficiency, V = 2.5V, I = 40µA, I < 1µA,
IN
Q
SD
3mm × 2mm DFN-8
LTC3621
17V, 1A (I ), 2.25MHz Synchronous Step-Down DC/DC 95% Efficiency, V = 2.7V to 17V, 3mm × 2mm DFN-6, MS-8E
OUT IN
Converter with 3.5µA I
Q
3607fb
LT 0814 REV B • PRINTED IN USA
20 LinearTechnology Corporation
For more information www.linear.com/LTC3607
(408)432-1900 FAX: (408) 434-0507 www.linear.com/LTC3607
1630 McCarthy Blvd., Milpitas, CA 95035-7417
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LINEAR TECHNOLOGY CORPORATION 2013
Linear Systems [ Linear Systems ]
