LT3500 Ver la hoja de datos (PDF) - Linear Technology
Número de pieza
componentes Descripción
Fabricante
LT3500 Datasheet PDF : 28 Pages
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LT3500
TYPICAL APPLICATION
1.8V/2A Step-Down Regulator
4.5V TO 36V
C1
2.2μF
C2
R5 0.47μF
40.2k
C3
220pF
VIN
LDRV
LT3500
LFB
SHDN
SS
BST
RT/SYNC SW
VC
FB
PG
PG
R6
49.9k
VOUT2
3.3V
R3 R4
C6
10mA
24.9k 8.06k
1μF
D2
C5
0.47μF
D1
L1
2.2μH
R1
10k
R2
8.06k
VOUT1
1.8V
2A
C7
22μF
3500 TA05
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PART NUMBER
DESCRIPTION
COMMENTS
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Dual 25V, 1.4A (IOUT), 1.1MHz High Efficiency Step-Down DC/DC
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VIN: 3.6V to 25V, VOUT(MIN) = 1.20V, IQ = 3.8mA, ISD < 30μA,
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LTC3407/LTC3407-2 Dual 600mA/800mA, 1.5MHz/2.25MHz Synchronous Step-Down
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VIN: 2.5V to 5.5V, VOUT(MIN) = 0.6V, IQ = 40μA, ISD < 1μA,
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LT3434/LT3435
60V, 2.4A (IOUT), 200kHz/500kHz High Efficiency Step-Down DC/DC VIN: 3.3V to 60V, VOUT(MIN) = 1.20V, IQ = 100μA, ISD < 1μA,
Converters with Burst Mode Operation
16-Lead TSSOPE Package
LT3437
60V, 400mA (IOUT), Micropower Step-Down DC/DC Converter with VIN: 3.3V to 60V, VOUT(MIN) = 1.25V, IQ = 100μA, ISD < 1μA,
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LT3493
36V, 1.4A (IOUT), 750kHz High Efficiency Step-Down DC/DC
Converter
VIN: 3.6V to 36V, VOUT(MIN) = 0.8V, IQ = 1.9mA, ISD < 1μA,
6-Lead 2mm × 3mm DFN Package
LT3501
Dual 25V, 3A (IOUT), 1.5MHz High Efficiency Step-Down DC/DC
Converter
VIN: 3.3V to 25V, VOUT(MIN) = 0.8V, IQ = 3.7mA, ISD < 10μA,
20-Lead TSSOPE Package
LT3502/LT3502A
40V, 500mA (IOUT), 1.1MHz/2.2MHz High Efficiency Step-Down
DC/DC Converter
VIN: 3V to 40V, VOUT(MIN) = 0.8V, IQ = 1.5mA, ISD < 2μA,
8-Lead 2mm × 2mm DFN Package
LT3503
20V, 1A (IOUT), 2.2MHz High Efficiency Step-Down DC/DC Converter VIN: 3.6V to 20V, VOUT(MIN) = 0.78V, IQ = 1.9mA, ISD < 1μA,
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LT3505
36V, 1.2A (IOUT), 3MHz High Efficiency Step-Down DC/DC Converter VIN: 3.6V to 36V, VOUT(MIN) = 0.78V, IQ = 2mA, ISD < 2μA,
8-Lead 3mm × 3mm DFN and MSE Packages
LT3506/LT3506A
Dual 25V, 1.6A (IOUT), 575kHz/1.1MHz High Efficiency Step-Down VIN: 3.6V to 25V, VOUT(MIN) = 0.8V, IQ = 3.8mA, ISD < 30μA,
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LT3508
Dual 36V, 1.4A (IOUT), 2.5MHz High Efficiency Step-Down DC/DC
Converter
VIN: 3.6V to 36V, VOUT(MIN) = 0.8V, IQ = 4.3mA, ISD < 1μA,
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LT3510
Dual 25V, 2A (IOUT), 1.5MHz High Efficiency Step-Down DC/DC
Converter
VIN: 3.3V to 25V, VOUT(MIN) = 0.8V, IQ = 3.7mA, ISD < 10μA,
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LTC3548
Dual 400mA/800mA, 2.25MHz Synchronous Step-Down DC/DC
Converter
VIN: 2.5V to 5.5V, VOUT(MIN) = 0.6V, IQ = 40μA, ISD < 1μA,
3mm × 3mm DFN and 10-Lead MSE Packages
LT3680
36V, 3.5A (IOUT), 2.4MHz High Efficiency Step-Down DC/DC
Converter
VIN: 3.6V to 36V, VOUT(MIN) = 0.79V, IQ = 75μA, ISD < 1μA,
3mm × 3mm DFN and MS10E Packages
ThinSOT is a trademark of Linear Technology Corporation
3500fc
28 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LT 0111 REV C • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2007
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