LTC3532 LINER [Linear Technology], LTC3532 Datasheet - Page 16

• Manufacturer Part Number: LTC3532
• Description: Micropower Synchronous Buck-Boost DC/DC Converter
• Manufacturer: LINER [Linear Technology]

LTC3532
TYPICAL APPLICATIO
RELATED PARTS
16
PART NUMBER
LTC3440
LTC3441
LTC3442
LTC3443
LTC3444
LTC3531/
LTC3531-3.3/
LTC3531-3
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
2.5V TO 4.2V
V
DESCRIPTION
600mA I
Boost DC/DC Converter
1.2A I
Boost DC/DC Converter
1.2A I
Boost DC/DC Converter
1.2A I
Boost DC/DC Converter
500mA I
Buck-Boost DC/DC Converter Optimized
for WCDMA
200mA I
DC/DC Converters in SOT-23
IN
L1: COILCRAFT LPO6610-222M
●
OUT
OUT
OUT
FAX: [phone]
Low Profi le Li-Ion to 3.3V at 300mA Converter with Automatic Burst Mode Operation
OUT
OUT
OUT
C1
4.7μF
, 1MHz, Synchronous Buck-
, 2MHz, Synchronous Buck-
, 600kHz, Synchronous Buck-
, 2MHz, Synchronous Buck-
, 1.5MHz, Synchronous
, Synchronous Buck-Boost
R3
200k
U
C5
0.01μF
BURST
●
www.linear.com
SW1
R
R4
28.7k
T
SW1
V
SHDN/SS
BURST
R
IN
T
COMMENTS
V
V
V
V
V
V
Packages
IN
IN
IN
IN
IN
IN
: 2.5V to 5.5V, V
: 2.4V to 5.5V, V
: 2.4V to 5.5V, V
: 2.4V to 5.5V, V
: 2.7V to 5.5V, V
: 1.8V to 5.5V, V
LTC3532
2.2μH
L1
V
SW2
GND
OUT(RANGE)
OUT(RANGE)
OUT(RANGE)
OUT(RANGE)
OUT(RANGE)
OUT(RANGE)
OUT
V
FB
C
SW2
FB
V
C
: 2.5V to 5.5V, I
: 2.4V to 5.25V, I
: 2.4V to 5.25V, I
: 2.4V to 5.25V, I
: 0.5V to 5.25V, I
: 2V to 5.25V, I
12.1k
R6
220pF
C2
Q
Q
Q
Q
Q
SD
= 16μA, I
= 25μA, I
R1
340k
R2
200k
= 25μA, I
= 35μA, I
= 28μA, I
= <1μA, 3 × 3 DFN Package
© LINEAR TECHNOLOGY CORPORATION 2006
SD
SD
R9
1k
SD
SD
SD
3532 TA04
C4
68pF
= <1μA, SOT-23 and 3 × 3 DFN
= <1μA, MS10/DFN Package
= <1μA, DFN Package
= <1μA, DFN Package
= <1μA, MS10 Package
LT 0308 REV C • PRINTED IN USA
C3
10μF
V
3.3V
300mA
OUT
3532fc