Datasheet

LTC3215
14
3215fc
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
●
FAX: [phone]
●
www.linear.com
LINEAR TECHNOLOGY CORPORATION 2007
LT 0112 REV C • PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
High Power Camera Light and Flash
2.2µF 2.2µF
2.8V
4.7µF
I
LED
200mA/500mA
I
LED
V
IN
2.9V TO 4.4V
2.2µF
ON/OFF
TORCH/FLASH
EN
LTC3215
30k
1%
C1
+
C1
–
C2
+
C2
–
I
SET
3215 TA02
CPO
10.5k
1%
2.8V
µP
PART NUMBER DESCRIPTION COMMENTS
LT1618 Constant Current, 1.4MHz, 1.5A Boost Converter V
IN
: 1.6V to 18V, V
OUT(MAX)
= 36V, I
Q
= 1.8mA, I
SD
< 1µA
MS Package
LT1961 1.5A (I
SW
), 1.25MHz, High Efficiency Step-Up DC/DC
Converter
V
IN
: 3V to 25V, V
OUT(MAX)
= 35V, I
Q
= 0.9mA, I
SD
< 6µA
MS8E Package
LTC3205 250mA, 1MHz, Multi-Display LED Controller V
IN
: 2.8V to 4.5V, V
OUT(MAX)
= 5.5V, I
Q
= 50µA, I
SD
< 1µA
DFN Package
LTC3206 400mA, 800kHz, Multi-Display LED Controller V
IN
: 2.8V to 4.5V, V
OUT(MAX)
= 5.5V, I
Q
= 50µA, I
SD
< 1µA
DFN Package
LTC3214 500mA Camera LED Charge Pump 93% Efficiency, V
IN
: 2.9V to 4.4V, 1x/1.5x/2x Boost Modes,
3mm × 3mm DFN Package
LTC3217 600mA Low Noise Multi-LED Camera Light Charge Pump Up to 4 LEDs, 92% Efficiency, V
IN
: 2.9V to 4.5V,
1x/1.5x/2x Boost Modes, Independent Torch and Flash I
SET
and
Enable Pins, 3mm × 3mm QFN Package
LTC3216 1A Low Noise High Current LED Charge Pump with
Independent Flash/Torch Current Control
V
IN
: 2.9V to 4.4V, V
OUT(MAX)
= 5.5V, I
Q
= 300µA, I
SD
< 2.5µA
DFN Package
LTC3440/
LTC3441
600mA/1.2A I
OUT
, 2MHz/1MHz, Synchronous
Buck-Boost DC/DC Converter
V
IN
: 2.4V to 5.5V, V
OUT(MAX)
= 5.25V, I
Q
= 25µA/50µA, I
SD
<1µA
MS/DFN Packages
LTC3443 600mA/1.2A I
OUT
, 600kHz, Synchronous
Buck-Boost DC/DC Converter
V
IN
: 2.4V to 5.5V, V
OUT(MAX)
= 5.25V, I
Q
= 28µA, I
SD
<1µA
DFN Package
LTC3453 1MHz, 800mA Synchronous Buck-Boost
High Power LED Driver
V
IN(MIN)
: 2.7V to 5.5V, V
IN(MAX)
: 2.7V to 4.5V, I
Q
= 2.5mA, I
SD
< 6µA
QFN Package
LT3467/LT3467A 1.1A (I
SW
), 1.3/2.1MHz, High Efficiency Step-Up DC/DC
Converters with Integrated Soft-Start
V
IN
: 2.4V to 16V, V
OUT(MAX)
= 40V, I
Q
= 1.2mA, I
SD
< 1µA
ThinSOT Package
LT3479 3A, 42V, 3.5MHz Boost Converter V
IN
: 2.5V to 24V, V
OUT(MAX)
= 40V, I
Q
= 2µA, I
SD
< 1µA
DFN, TSSOP Packages