Datasheet

LTC3539/LTC3539-2
14
35392fb
For more information www.linear.com/3539/3539-2
 LINEAR TECHNOLOGY CORPORATION 2008
LT 0213 REV B • PRINTED IN USA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
●
FAX: [phone]
●
www.linear.com/3539/3539-2
relaTeD parTs
PART NUMBER DESCRIPTION COMMENTS
LTC3400/
LTC3400B
600mA I
SW
, 1.2MHz, Synchronous Step-Up DC/DC
Converters
92% Efficiency V
IN
: 0.85V to 5V, V
OUT(MAX)
= 5V, I
Q
= 19µA/300µA, I
SD
<1µA,
ThinSOT™ Package
LTC3401 1A I
SW
, 3MHz, Synchronous Step-Up DC/DC Converter 97% Efficiency V
IN
: 0.5V to 5V, V
OUT(MAX)
= 6V, I
Q
= 38µA, I
SD
<1µA, 10-Lead
MS Package
LTC3402 2A I
SW
, 3MHz, Synchronous Step-Up DC/DC Converter 97% Efficiency V
IN
: 0.5V to 5V, V
OUT(MAX)
= 6V, I
Q
= 38µA, I
SD
<1µA, 10-Lead
MS Package
LTC3421 3A I
SW
, 3MHz, Synchronous Step-Up DC/DC Converter
with Output Disconnect
95% Efficiency V
IN
: 0.5V to 4.5V, V
OUT(MAX)
= 5.25V, I
Q
= 12µA, I
SD
<1µA,
QFN24 Package
LTC3422 1.5A I
SW
, 3MHz Synchronous Step-Up DC/DC
Converter with Output Disconnect
95% Efficiency V
IN
: 0.5V to 4.5V, V
OUT(MAX)
= 5.25V, I
Q
= 25µA, I
SD
<1µA,
3mm × 3mm DFN Package
LTC3423/
LTC3424
1A/2A I
SW
, 3MHz, Synchronous Step-Up DC/DC
Converter
95% Efficiency V
IN
: 0.5V to 5.5V, V
OUT(MAX)
= 5.5V, I
Q
= 38µA, I
SD
<1µA,
10-Lead MS Package
LTC3426 2A I
SW
, 1.2MHz, Step-Up DC/DC Converter 92% Efficiency V
IN
: 1.6V to 4.3V, V
OUT(MAX)
= 5V, I
SD
<1µA, SOT-23 Package
LTC3428 500mA I
SW
, 1.25MHz/2.5MHz, Synchronous Step-Up
DC/DC Converters with Output Disconnect
92% Efficiency V
IN
: 1.8V to 5V, V
OUT(MAX)
= 5.25V, I
SD
<1µA, 3mm × 3mm
DFN Package
LTC3429 600mA I
SW
, 500kHz, Synchronous Step-Up DC/DC
Converter with Output Disconnect and Soft-Start
96% Efficiency V
IN
: 0.5V to 4.4V, V
OUT(MAX)
= 5V, I
Q
= 20µA/300µA,
LTC3458 1.4A I
SW
, 1.5MHz, Synchronous Step-Up DC/DC
Converter/Output Disconnect/Burst Mode Operation
93% Efficiency V
IN
: 1.5V to 6V, V
OUT(MAX)
= 7.5V, I
Q
= 15µA, I
SD
<1µA,
DFN12 Package
LTC3458L 1.7A I
SW
, 1.5MHz, Synchronous Step-Up DC/DC
Converter with Output Disconnect, Automatic Burst
Mode Operation
94% Efficiency V
OUT(MAX)
= 6V, I
Q
= 12µA, DFN12 Package
LTC3459 70mA I
SW
, 10V Micropower Synchronous Boost
Converter/Output Disconnect/Burst Mode Operation
V
IN
: 1.5V to 5.5V, V
OUT(MAX)
= 10V, I
Q
= 10µA, I
SD
<1µA, ThinSOT Package
LTC3525-3/
LTC3525-3.3/
LTC3525-5
400mA Micropower Synchronous Step-Up DC/DC
Converter with Output Disconnect
95% Efficiency V
IN
: 1V to 4.5V, V
OUT(MAX)
= 3.3V or 5V, I
Q
= 7µA, I
SD
<1µA,
SC-70 Package
LTC3525L-3 400mA Micropower Synchronous Step-Up DC/DC
Converter with Output Disconnect
95% Efficiency V
IN
: 0.88V to 4.5V, V
OUT(MAX)
= 3V, I
Q
= 7µA, I
SD
<1µA,
SC-70 Package
LTC3526/
LTC3526B
500mA, 1MHz Synchronous Step-Up DC/DC Converter
with Output Disconnect
94% Efficiency V
IN
: 0.85V to 5V, V
OUT(MAX)
= 5.25V, I
Q
= 9µA, I
SD
<1µA,
2mm × 2mm DFN-6 Package
LTC3526L 550mA, 1MHz Synchronous Step-Up DC/DC Converter
with Output Disconnect
94% Efficiency V
IN
: 0.68V to 5V, V
OUT(MAX)
= 5.25V, I
Q
= 9µA, I
SD
<1µA,
2mm × 2mm DFN-6 Package
LTC3527/
LTC3527-1
Dual 800mA/400mA, 1.2MHz/2.2MHz Synchronous
Step-Up DC/DC Converter with Output Disconnect
94% Efficiency V
IN
: 0.68V to 5V, V
OUT(MAX)
= 5.25V, I
Q
= 12µA, I
SD
<1µA,
3mm × 3mm QFN-16 Package
LTC3528/
LTC3528B
1A, 1MHz Synchronous Step-Up DC/DC Converter with
Output Disconnect
94% Efficiency V
IN
: 0.68V to 5V, V
OUT(MAX)
= 5.25V, I
Q
= 12µA, I
SD
<1µA,
2mm × 3mm DFN-8 Package