Datasheet
LT3472
12
3472f
PART NUMBER DESCRIPTION COMMENTS
LT1611 550mA (I
SW
), 1.4MHz, High Efficiency Micropower V
IN
: 1.1V to 10V, V
OUT(MAX)
= –34V, I
Q
= 3mA, I
SD
<1µA,
Inverting DC/DC Converter ThinSOT Package
LT1615/LT1615-1 300mA/80mA (I
SW
), High Efficiency V
IN
: 1V to 15V, V
OUT(MAX)
= 34V, I
Q
= 20µA, I
SD
<1µA,
Step-Up DC/DC Converter ThinSOT Package
LT1617/LT1617-1 350mA/100mA (I
SW
), High Efficiency Micropower V
IN
: 1.2V to 15V, V
OUT(MAX)
= –34V, I
Q
= 20µA, I
SD
<1µA,
Inverting DC/DC Converter ThinSOT Package
LT1930/LT1930A 1A (I
SW
), 1.2MHz/2.2MHz, High Efficiency V
IN
: 2.6V to 16V, V
OUT(MAX)
= 34V, I
Q
= 4.2mA/5.5mA, I
SD
<1µA,
Step-Up DC/DC Converter ThinSOT Package
LT1931/LT1931A 1A (I
SW
), 1.2MHz/2.2MHz, High Efficiency Micropower V
IN
: 2.6V to 16V, V
OUT(MAX)
= –34V, I
Q
= 5.8mA, I
SD
<1µA,
Inverting DC/DC Converter ThinSOT Package
LT1944/LT1944-1 Dual Output, 350mA/100mA (I
SW
), Constant V
IN
: 1.2V to 15V, V
OUT(MAX)
= 34V, I
Q
= 20µA, I
SD
<1µA,
Off-Time, High Efficiency Step-Up DC/DC Converter MS10 Package
LT1945(Dual) Dual Output, Boost/Inverter, 350mA (I
SW
), Constant V
IN
: 1.2V to 15V, V
OUT(MAX)
= ±34V, I
Q
= 40µA, I
SD
<1µA,
Off-Time, High Efficiency Step-Up DC/DC Converter MS10 Package
LT1946/LT1946A 1.5A (I
SW
), 1.2MHz/2.7MHz, High Efficiency V
IN
: 2.45V to 16V, V
OUT(MAX)
= 34V, I
Q
= 3.2mA, I
SD
<1µA,
Step-Up DC/DC Converter MS8 Package
LT3461/LT3461A 0.3A (I
SW
), Inverting 1.3MHz/3MHz High Efficiency V
IN
: 2.5V to 16V, V
OUT(MAX)
= 38V, I
Q
= 2.8mA, I
SD
<1µA,
Step-Up DC/DC Converter with Integrated Schottky Diodes ThinSOT Package
LT3462/LT3462A 300mA (I
SW
), Inverting 1.2MHz/2.7MHz DC/DC Converter V
IN
: 2.5V to 16V, V
OUT(MAX)
= –38V, I
Q
= 2.9mA, I
SD
<10µA,
with Integrated Schottky Diodes ThinSOT Package
LT3463/LT3463A Dual Output, Boost/Inverter, 250mA (I
SW
), Constant V
IN
: 2.3V to 15V, V
OUT(MAX)
= 40V, I
Q
= 40µA, I
SD
<1µA,
Off-Time, High Efficiency Step-Up DC/DC Converter DFN Package
with Integrated Schottkys
LT3464 85mA (I
SW
), High Efficiency Step-Up DC/DC Converter V
IN
: 2.3V to 10V, V
OUT(MAX)
= 34V, I
Q
= 25µA, I
SD
<1µA,
with Integrated Schottky and PNP Disconnect ThinSOT Package
LT3467/LT3467A 1.1A, 1.3MHz/2.1MHz Step-Up DC/DC Converter with V
IN
: 2.4V to 16V, V
OUT(MAX)
= 40V, I
Q
= 1mA, I
SD
<1µA,
Integrated Soft-Start in ThinSOT ThinSOT Package
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2004
LT/TP 0804 1K • PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATIO
U
SWP V
IN
SWN
SSP GND SSN
V
POS
FBP
SHDN
DN
FBN
LT3472
2.2µF
2.2µF
2.2µF
100nF
47µH
100nF
550k
320k
1µF
22µH47µH
SHDN
V
IN
3V TO 4.2V
V
POS
15V
20mA
V
NEG
–8V
50mA
3472 TA03
4.7pF
10pF