LTC3255
16
3255f
For more information www.linear.com/LTC3255
LINEAR TECHNOLOGY CORPORATION 2013
LT 0813 • PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
Wide Input Range 12V Supply
V
IN
EN
1.1M
121k
10µF
3255 TA04
0.1µF
INPUT
13V TO 48V
1µF
1µF
OUTPUT
12V
50mA
LTC3255
GND
C
+
C
–
BIAS
SHUNT
FB
PGOOD
PGOOD
V
OUT
220k
PART NUMBER DESCRIPTION COMMENTS
LTC1751-3.3/LTC1751-5 100mA, 800kHz Regulated Doubler V
IN
: 2V to 5V, V
OUT(MAX)
= 3.3V/5V, I
Q
= 20μA, I
SD
< 2μA,
MS8 Package
LTC1983-3/LTC1983-5 100mA, 900kHz Regulated Inverter V
IN
: 3.3V to 5.5V, V
OUT(MAX)
= –3V/–5V, I
Q
= 25μA, I
SD
< 2μA,
ThinSOT™ Package
LTC3200-5 100mA, 2MHz Low Noise, Doubler/White LED Driver V
IN
: 2.7V to 4.5V, V
OUT(MAX)
= 5V, I
Q
= 3.5mA, I
SD
< 1μA,
ThinSOT Package
LTC3202 125mA, 1.5MHz Low Noise, Fractional White LED Driver V
IN
: 2.7V to 4.5V, V
OUT(MAX)
= 5.5V, I
Q
= 2.5mA, I
SD
< 1μA,
DFN, MS Packages
LTC3204-3.3/LTC3204B-3.3
LTC3204-5/LTC3204B-5
Low Noise, Regulated Charge Pumps in (2mm × 2mm)
DFN Package
V
IN
: 1.8V to 4.5V (LTC3204B-3.3), 2.7V to 5.5V (LTC3204B-5),
I
Q
= 48μA, LTC3204B Version without Burst Mode Operation,
6-Lead (2mm × 2mm) DFN Package
LTC3440 600mA (I
OUT
) 2MHz Synchronous Buck-Boost DC/DC
Converter
95% Efficiency, V
IN
: 2.5V to 5.5V, V
OUT(MIN)
= 2.5V, I
Q
= 25μA,
I
SD
≤ 1μA, 10-Lead MS Package
LTC3441 High Current Micropower 1MHz Synchronous
Buck-Boost DC/DC Converter
95% Efficiency, V
IN
: 2.5V to 5.5V, V
OUT(MIN)
= 2.5V, I
Q
= 25μA,
I
SD
≤ 1μA, DFN Package
LTC
3443 High Current Micropower 600kHz Synchronous
Buck-Boost DC/DC Converter
96% Efficiency, V
IN
: 2.4V to 5.5V, V
OUT(MIN)
= 2.4V, I
Q
= 28μA,
I
SD
< 1μA, DFN Package
LTC3240-3.3/
LTC3240-2.5
3.3V/2.5V Step-Up/Step-Down Charge Pump DC/DC
Converter
V
IN
: 1.8V to 5.5V, V
OUT(MAX)
= 3.3V/2.5V, I
Q
= 65μA, I
SD
< 1μA,
(2mm × 2mm) DFN Package
LTC3245 Wide V
IN
Range Low Noise 250mA Buck-Boost
Charge Pump
V
IN
: 2.7V to 38V, V
OUT(MAX)
= 5V, I
Q
= 20µA, I
SD
= 4µA,
12-Lead MS and (3mm × 4mm) DFN Packages
LTC3260 Low Noise Dual Supply Inverting Charge Pump Inverting Charge Pump With Integrated Dual Polarity 50mA LDO
Post-Regulated Outputs. V
IN
: 4.5V to 32V, Charge Pump V
OUT
:
–0.94 • V
IN
, 100mA
LTC3261 High Voltage, Low Quiescent Current Inverting
Charge Pump
V
IN
: 4.5V to 32V, V
OUT
= –V
IN
, I
OUT
= 100mA, MSOP-12 Package
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com/LTC3255
