LT3471 Ver la hoja de datos (PDF) - Linear Technology
Número de pieza
componentes Descripción
Fabricante
LT3471 Datasheet PDF : 16 Pages
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LT3471
TYPICAL APPLICATIONS
CONTROL 1
1.8V
OV
VIN
5V
CONTROL 2
1.8V
OV
5V to ±12V Dual Supply Boost/Inverting Converter
4.7k
0.33μF
C1
4.7μF
4.7k
0.33μF
L1
10μH
VIN
9 SHDN/SS1
10
SW1
8
VIN
LT3471
1
FB1N
FB1P 2
3
VREF
7 SHDN/SS2
GND
11
4
FB2P
5
FB2N
SW2
6 3471 TA06
•
VIN
L2
10μH
C5
1μF
D1
C2
0.1μF
C6
R1
56pF 54.9k
R2
4.99k
R3
15k
•
L3
D2 10μH
C7
56pF
R4
182k
C4
4.7μF
VOUT1
12V
C3 320mA
4.7μF
VOUT2
–12V
200mA
C1, C2: X5R OR X7R 6.3V
C3, C4: X5R OR X7R 16V
C5: X5R OR X7R 25V
D1, D2: ON SEMICONDUCTOR MBRM-120
L1: SUMIDA CR43-10
L2, L3: SUMIDA CLS63-10
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DESCRIPTION
COMMENTS
550mA (ISW), 1.4MHz, High Efficiency Micropower Inverting
DC/DC Converter
VIN: 1.1V to 10V, VOUT(MAX) = –34V, IQ = 3mA, ISD < 1μA,
ThinSOT Package
550mA (ISW), 1.4MHz, High Efficiency Step-Up
DC/DC Converter
VIN: 0.9V to 10V, VOUT(MAX) = 34V, IQ = 3mA, ISD < 1μA,
ThinSOT Package
750mA (ISW), 600kHz, High Efficiency Micropower Inverting
DC/DC Converter
VIN: 1V to 12V, VOUT(MAX) = –24V, IQ = 1mA, ISD < 10μA,
MS8, S8 Packages
300mA/80mA (ISW), High Efficiency Step-Up
DC/DC Converters
VIN = 1V to 15V, VOUT(MAX) = 34V, IQ = 20μA, ISD < 1μA,
ThinSOT Package
350mA/100mA (ISW), High Efficiency Micropower Inverting
DC/DC Converters
VIN = 1.2V to 15V, VOUT(MAX) = –34V, IQ = 20μA, ISD < 1μA,
ThinSOT Package
1A (ISW), 1.2MHz/2.2MHz, High Efficiency Step-Up
DC/DC Converters
1A (ISW), 1.2MHz/2.2MHz High Efficiency Micropower Inverting
DC/DC Converters
VIN: 2.6V to 16V, VOUT(MAX) = 34V, IQ = 4.2mA/5.5mA,
ISD < 1μA, ThinSOT Package
VIN = 2.6V to 16V, VOUT(MAX) = –34V, IQ = 5.8mA, ISD < 1μA,
ThinSOT Package
Quad Boost, 2.6A Buck, 2.6A Boost, 0.3A Boost, 0.4A Inverter
1.2MHz TFT DC/DC Converter
VIN = 4.5V to 22V, VOUT(MAX) = 40V, IQ = 10μA, ISD < 35μA,
TSSOP28E Package
Dual Output, Boost/Inverter, 350mA (ISW), Constant Off-Time,
High Efficiency Step-Up DC/DC Converter
VIN = 1.2V to 15V, VOUT(MAX) = ±34V, IQ = 40μA, ISD < 1μA,
10-Lead MS Package
1.5A (ISW), 1.2MHz/2.7MHz, High Efficiency Step-Up
DC/DC Converters
VIN: 2.45V to 16V, VOUT(MAX) = 34V, IQ = 3.2mA, ISD < 1μA,
MS8 Package
3A (ISW), 1MHz, 34V Step-Up DC/DC Converter
VIN: 3V to 25V, VOUT(MAX) = 34V, IQ = 0.9mA, ISD < 6μA,
TSSOP16E Package
300mA (ISW), 1.2MHz/2.7MHz, High Efficiency Inverting
DC/DC Converters with Integrated Schottkys
VIN = 2.5V to 16V, VOUT(MAX) = –38V, IQ = 2.9mA, ISD < 1μA,
ThinSOT Package
Dual Output, Boost/Inverter, 250mA (ISW), Constant Off-Time,
VIN = 2.3V to 15V, VOUT(MAX) = ±40V, IQ = 40μA, ISD < 1μA,
High Efficiency Step-Up DC/DC Converters with Integrated Schottkys DFN Package
85mA (ISW), High Efficiency Step-Up DC/DC Converter with
Integrated Schottky and PNP Disconnect
VIN = 2.3V to 10V, VOUT(MAX) = 34V, IQ = 25μA, ISD < 1μA,
ThinSOT Package
16 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
3471fb
LT 1008 REV B • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2004
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