ltc3240-3.3 Linear Technology Corporation, ltc3240-3.3 Datasheet - Page 12

• Manufacturer Part Number: ltc3240-3.3
• Description: 3.3v/2.5v Step-up/ Step-down Charge Pump Dc/dc Converter
• Manufacturer: Linear Technology Corporation

RELATED PARTS
PART NUMBER
LTC1751-3.3/LTC1751-5
LTC1983-3/LTC1983-5
LTC3200-5
LTC3202
LTC3204-3.3
LTC3204B-3.3
LTC3204-5
LTC3204B-5
LTC3440
LTC3441
LTC3443
ThinSOT is a trademark of Linear Technology Coorporation
LTC3240-3.3/LTC3240-2.5
TYPICAL APPLICATIO
12
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
DESCRIPTION
100mA, 800kHz Regulated Doubler
100mA, 900kHz Regulated Inverter
100mA, 2MHz Low Noise, Doubler/White LED
Driver
125mA, 1.5MHz Low Noise, Fractional White
LED Driver
Low Noise, Regulated Charge Pumps in
(2mm × 2mm) DFN Package
600mA (I
DC/DC Converter
High Current Micropower 1MHz Synchronous
Buck-Boost DC/DC Converter
High Current Micropower 600kHz Synchronous
Buck-Boost DC/DC Converter
●
FAX: [phone]
OUT
) 2MHz Synchronous Buck-Boost
U
1.8V TO 3V
●
www.linear.com
2-CELL
NiMH
2.5V Output from 2-Cell NiMH
1µF
OFF ON
1, 7
2
6
COMMENTS
V
V
Package
V
V
Packages
V
“B” Version Without Burst Mode Operation, 6-Lead (2mm × 2mm) DFN
Package
95% Effi ciency, V
10-Lead MS Package
95% Effi ciency, V
DFN Package
96% Effi ciency, V
DFN Package
V
GND
SHDN
IN
IN
IN
IN
IN
LTC3240-2.5
IN
C
: 2V to 5V, V
: 3.3V to 5.5V, V
: 2.7V to 4.5V, V
: 2.7V to 4.5V, V
: 1.8V to 4.5V (LTC3204B-3.3), 2.7V to 5.5V (LTC3204B-5), I
–
5
1µF
V
C
OUT
+
4
3
OUT(MAX)
IN
IN
IN
: 2.5V to 5.5V, V
: 2.5V to 5.5V, V
: 2.4V to 5.5V, V
OUT(MAX)
OUT(MAX)
OUT(MAX)
3240 TA02
4.7µF
= 3.3V/5V, I
2.5V
= –3V/–5V, I
= 5V, I
= 5.5V, I
Q
OUT(MIN)
OUT(MIN)
OUT(MIN)
Q
= 3.5mA, I
Q
= 20µA, I
= 2.5mA, I
© LINEAR TECHNOLOGY CORPORATION 2006
Q
= 25µA, I
= 2.5V, I
= 2.5V, I
= 2.4V, I
SD
SD
LT 0806 REV B • PRINTED IN USA
SD
< 1µA, ThinSOT Package
< 2µA, MS8 Package
SD
< 1µA, DFN, MS
Q
Q
Q
= 25µA, I
= 25µA, I
= 28µA, I
< 2µA, ThinSOT
SD
SD
SD
Q
= 48µA,
≤ 1µA,
≤ 1µA,
< 1µA,
TM
3240fb