LTC3113
24
3113f
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2010
LT 1110 • PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
Pulsed Load or Portable RF Power Amplifi er Application
Typical Output Response
PART NUMBER DESCRIPTION COMMENTS
LTC3112 15V, 2.5A (I
OUT
) Synchronous Buck-Boost DC/DC Converter V
IN
: 2.7V to 15V, V
OUT
: 2.5V to 14V, I
Q
= 50μA, I
SD
< 1μA,
DFN Package
LTC3127 1A Buck-Boost DC/DC Converter with Programmable Input
Current Limit
V
IN
: 1.8V to 5.5V, V
OUT
: 1.8V to 5.25V, I
Q
= 35μA, I
SD
< 1μA,
DFN Package
LTC3531 200mA Buck-Boost Synchronous DC/DC Converter V
IN
: 1.8V to 5.5V, V
OUT
= 3.3V, I
Q
=16μA, I
SD
< 1μA, DFN Package
LTC3533 2A (I
OUT
), 2MHz Synchronous Buck-Boost DC/DC Converter V
IN
: 1.8V to 5.5V, V
OUT
: 1.8V to 5.25V, I
Q
= 40μA, I
SD
< 1μA,
DFN Package
LTC3534 7V, 500mA Synchronous Buck-Boost DC/DC Converter V
IN
: 2.4V to 7V, V
OUT
: 1.8V to 7V, I
Q
= 25μA, I
SD
< 1μA,
DFN Package
LTC3440 600mA (I
OUT
), 2MHz Synchronous Buck-Boost DC/DC Converter V
IN
: 2.5V to 5.5V, V
OUT
: 2.5V to 5.25V, I
Q
= 25μA, I
SD
< 1μA,
MSOP and DFN Packages
LTC3441 1.2A (I
OUT
), 1MHz Synchronous Buck-Boost DC/DC Converter V
IN
: 2.4V to 5.5V, V
OUT
: 2.4V to 5.25V, I
Q
= 25μA, I
SD
< 1μA,
DFN Package
LTC3442 1.2A (I
OUT
), 2MHz Synchronous Buck-Boost DC/DC Converter
with Programmable Burst Mode Operation
V
IN
: 2.4V to 5.5V, V
OUT
: 2.4V to 5.25V, I
Q
= 35μA, I
SD
< 1μA,
DFN Package
LTC3785 10V, High Effi ciency, Synchronous, No R
SENSE
™ Buck-Boost
Controller
V
IN
: 2.7V to 10V, V
OUT
: 2.7V to 10V, I
Q
= 86μA, I
SD
< 15μA,
QFN Package
LTC3101 Wide V
IN
, Multi-Output DC/DC Converter and PowerPath™
Controller
V
IN
: 1.8V to 5.5V, V
OUT
: 1.5V to 5.25V, I
Q
= 38μA, I
SD
< 15μA,
QFN Package
LTC3530 Wide Input Voltage Synchronous Buck-Boost DC/DC Converter V
IN
: 1.8V to 5.5V, V
OUT
: 1.8V to 5.25V, I
Q
= 40μA, I
SD
< 1μA,
DFN Package
SW1
V
IN
V
OUT
LTC3113
2.2μH
RUN
47μF
4.7μF
200μF 4.7μF
V
OUT
3.8V
0A TO 3A
V
IN
3.3V
±10%
BURST
OFF ON
PWM BURST
FB
VC
68k
845k
220pF
10pF
90.9k
RT
SW2
SGND PGND
158k
3113 TA06a
10k
33pF
V
OUT
200mV/DIV
I
LOAD
2A/DIV
100μs/DIV
3113 TA06b