Datasheet

LTC3533
18
3533fc
For more information www.linear.com/LTC3533
 LINEAR TECHNOLOGY CORPORATION 2007
LT 0816 REV C • PRINTED IN USA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
●
FAX: [phone]
●
www.linear.com/LTC3533
relateD parts
PART NUMBER DESCRIPTION COMMENTS
LTC3113 3A Low Noise Buck-Boost DC/DC Converter V
IN
: 1.8V to 5.5V, V
OUT
: 1.8V to 5.5V, I
Q
= 300µA,
I
SD
< 1µA, 20-Pin TSSOP Package, 4mm × 5mm DFN
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
< 4mA, 12-Pin MSOP Package, 3mm × 3mm DFN
LTC3401/LT3402 1A/2A (I
SW
), 3MHz Synchronous Step-Up DC/DC Converter V
IN
: 0.5V to 5V, V
OUT(MAX)
= 6V, I
Q
= 38mA,
I
SD
< 1µA, MS Package
LTC3411 1.25A (I
OUT
), 4MHz Synchronous Step-Up DC/DC Converter V
IN
: 2.5V to 5.5V, V
OUT(MIN)
= 0.8V, I
Q
= 60µA,
I
SD
≤ 1µA, MS Package
LTC3412 2.5A (I
OUT
), 4MHz Synchronous Step-Up DC/DC Converter V
IN
: 2.5V to 5.5V, V
OUT(MIN)
= 0.8V, I
Q
= 60µA,
I
SD
≤ 1µA, TSSOP16E Package
LTC3421 3A (I
SW
), 3MHz Synchronous Step-Up DC/DC Converter V
IN
: 0.5V to 4.5V, V
OUT(MAX)
= 5.25V, I
Q
= 12µA,
I
SD
< 1µA, QFN Package
LTC3440 600mA (I
OUT
), 2MHz Synchronous Buck-Boost DC/DC Converter V
IN
: 2.5V to 5.5V, V
OUT(MAX)
: 2.5V to 5.5V, I
Q
= 25µA,
I
SD
< 1µA, MS, DFN Package
LTC3441 1.2A (I
OUT
), 1MHz Synchronous Buck-Boost DC/DC Converter V
IN
: 2.5V to 5.5V, V
OUT(MAX)
: 2.4V to 5.5V, I
Q
= 25µA,
I
SD
< 1µA, DFN Package
LTC3442/LTC3443 1.2A (I
OUT
), Synchronous Buck-Boost DC/DC Converters,
LTC3442 (1MHz), LTC3443 (600kHz)
V
IN
: 2.4V to 5.5V, V
OUT(MAX)
: 2.4V to 5.25V, I
Q
= 28µA,
I
SD
< 1µA, DFN Package
LTC3444 500mA (I
OUT
), Synchronous Buck-Boost DC/DC Converter V
IN
: 2.7V to 5.5V, V
OUT
= 0.5V to 5V, DFN Package,
Internal Compensation
LTC3530 600mA (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, 10-Pin MSOP Package, 3mm × 3mm DFN
LTC3532 500mA (I
OUT
), 2MHz Synchronous Buck-Boost DC/DC Converter V
IN
: 2.4V to 5.5V, V
OUT
: 2.4V to 5.5V, I
Q
= 35µA,
I
SD
< 1µA, 10-Pin MSOP Package, 3mm × 3mm DFN
LTC3536 1A (I
OUT
) Low Noise Buck-Boost DC/DC Converter V
IN
: 1.8V to 5.5V, V
OUT
: 1.8V to 5.5V, I
Q
= 32µA,
I
SD
< 1µA, 12-Pin MSOP Package, 3mm × 3mm DFN
Thin SOT is a trademark of Linear Technology Corporation.
typical application
1MHz Li-Ion to 3.6V at 2A, Pulsed, with Manual Mode Control
SW1
PV
IN
V
IN
RUN/SS
R
T
SW2
PV
OUT
V
OUT
FB
V
C
BURST
LTC3533
10μF
V
IN
3V TO 4.2V
388k 2.2k
200μF
220pF
V
OUT
3.6V AT 2A
200k
15k
470pF
3533 TA03
6.8μH
64.9k
PGND
SGND
ONOFF
FIXED
FREQUENCY
BURST
53 6
74
9
8
13
14
2
11
10
12
1
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