参数资料
型号: LTC3419IMS#PBF
厂商: LINEAR TECHNOLOGY CORP
元件分类: 稳压器
英文描述: 1.2 A DUAL SWITCHING CONTROLLER, 2700 kHz SWITCHING FREQ-MAX, PDSO10
封装: LEAD FREE, PLASTIC, MSOP-10
文件页数: 8/16页
文件大小: 266K
代理商: LTC3419IMS#PBF
LTC3419
16
3419fa
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 FAX: (408) 434-0507 www.linear.com
LINEAR TECHNOLOGY CORPORATION 2007
LT 0309 REV A PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATIONS
PART NUMBER
DESCRIPTION
COMMENTS
LTC3405/LTC3405A
300mA IOUT, 1.5MHz, Synchronous
Step-Down DC/DC Converters
95% Efciency, VIN(MIN) = 2.5V, VIN(MAX) = 5.5V, VOUT(MIN) = 0.8V, IQ = 20μA, ISD = <1μA,
ThinSOT
TM Package
LTC3406/LTC3406B
600mA IOUT, 1.5MHz, Synchronous
Step-Down DC/DC Converters
96% Efciency, VIN(MIN) = 2.5V, VIN(MAX) = 5.5V, VOUT(MIN) = 0.6V, IQ = 20μA, ISD = <1μA,
ThinSOT Package
LTC3407/LTC3407-2
Dual 600mA/800mA IOUT, 1.5MHz/
2.25MHz, Synchronous Step-Down
DC/DC Converters
95% Efciency, VIN(MIN) = 2.5V, VIN(MAX) = 5.5V, VOUT(MIN) = 0.6V, IQ = 40μA, ISD = <1μA,
MS10E and DFN Packages
LTC3409
600mA IOUT, 1.7MHz/2.6MHz,
Synchronous Step-Down DC/DC
Converter
96% Efciency, VIN(MIN) = 1.6V, VIN(MAX) = 5.5V, VOUT(MIN) = 0.6V, IQ = 65μA, ISD = <1μA,
DFN Package
LTC3410/LTC3410B
300mA IOUT, 2.25MHz, Synchronous
Step-Down DC/DC Converters
95% Efciency, VIN(MIN) = 2.5V, VIN(MAX) = 5.5V, VOUT(MIN) = 0.8V, IQ = 26μA, ISD = <1μA,
SC70 Package
LTC3411
1.25A IOUT, 4MHz, Synchronous
Step-Down DC/DC Converter
95% Efciency, VIN(MIN) = 2.5V, VIN(MAX) = 5.5V, VOUT(MIN) = 0.8V, IQ = 60μA, ISD = <1μA,
MS10 and DFN Packages
LTC3412
2.5A IOUT 4MHz, Synchronous
Step-Down DC/DC Converter
95% Efciency, VIN(MIN) = 2.5V, VIN(MAX) = 5.5V, VOUT(MIN) = 0.8V, IQ = 60μA, ISD = <1μA,
TSSOP-16E Package
LTC3441/LTC3442,
LTC3443
1.2A IOUT 2MHz, Synchronous
Buck-Boost DC/DC Converters
95% Efciency, VIN(MIN) = 2.4V, VIN(MAX) = 5.5V, VOUT(MIN): 2.4V to 5.25V, IQ = 50μA,
ISD = <1μA, DFN Package
LTC3531/LTC3531-3/
LTC3531-3.3
200mA IOUT, 1.5MHz, Synchronous
Buck-Boost DC/DC Converter
95% Efciency, VIN(MIN) = 1.8V, VIN(MAX) = 5.5V, VOUT(MIN): 2V to 5V, IQ = 16μA,
ISD = <1μA, ThinSOT and DFN Packages
LTC3532
500mA IOUT, 2MHz, Synchronous
Buck-Boost DC/DC Converter
95% Efciency, VIN(MIN) = 2.4V, VIN(MAX) = 5.5V, VOUT(MIN): 2.4V to 5.25V, IQ = 35μA,
ISD = <1μA, MS10 and DFN Packages
LTC3547/LTC3547B
Dual 300mA IOUT, 2.25MHz,
Synchronous Step-Down DC/DC
Converters
95% Efciency, VIN(MIN) = 2.5V, VIN(MAX) = 5.5V, VOUT(MIN): 0.6V, IQ = 40μA, ISD = <1μA,
DFN-8 Package
LTC3548/LTC3548-1/
LTC3548-2
Dual 400mA and 800mA IOUT,
2.25MHz, Synchronous Step-Down
DC/DC Converters
95% Efciency, VIN(MIN) = 2.5V, VIN(MAX) = 5.5V, VOUT(MIN): 0.6V, IQ = 40μA, ISD = <1μA,
MS10E and DFN Packages
LTC3561
1.25A IOUT, 4MHz, Synchronous
Step-Down DC/DC Converter
95% Efciency, VIN(MIN) = 2.5V, VIN(MAX) = 5.5V, VOUT(MIN): 0.8V, IQ = 240μA, ISD = <1μA,
DFN Package
ThinSOT is a trademark of Linear Technology Corporation.
Dual 600mA Buck Converter
VIN
RUN2
RUN1
LTC3419
VFB2
SW2
SW1
MODE
VFB1
CF2, 22pF
CF1, 22pF
GND
VIN
2.5V TO 5.5V
VOUT2
1.8V AT
600mA
VOUT1
2.5V AT
600mA
3419 TA02
R4
118k
R2
187k
R3
59k
R1
59k
L2
3.3μH
L1
3.3μH
COUT2
10μF
COUT1
10μF
C1
10μF
C1, C2, C3: TAIYO YUDEN JMK316BJ106ML
L1, L2: TDK VLF3010AT3R3M1RD
1.8V/1.575V Dual 600mA Buck Converter
VIN
RUN2
RUN1
LTC3419-1
VFB2
SW2
SW1
MODE
VFB1
GND
VIN
2.5V TO 5.5V
VOUT2
1.8V AT
600mA
VOUT1
1.575V AT
600mA
3419 TA03
L2
3.3μH
L1
3.3μH
COUT2
10μF
COUT1
10μF
C1
10μF
C1, C2, C3: TAIYO YUDEN JMK316BJ106ML
L1, L2: TDK VLF3010AT3R3M1RD
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