LTC3419 Datasheet, PDF (16/16 Pages) Linear Technology – Dual Monolithic 600mA Synchronous Step-Down Regulator

LTC3419
TYPICAL APPLICATION
Dual 600mA Buck Converter
V_IN
2.5V TO 5.5V
C1
10μF
V_OUT2
1.8V AT
600mA
L2
3.3μH
C_F2, 22pF
RUN2 V_IN RUN1
MODE
LTC3419
SW2
SW1
L1
3.3μH
C_F1, 22pF
V_OUT1
2.5V AT
600mA
C_OUT2 R4
10μF 118k
V_FB2
V_FB1
R3
GND
59k
R1 R2
59k 187k
C_OUT1
10μF
3419 TA02
C1, C2, C3: TAIYO YUDEN JMK316BJ106ML
L1, L2: TDK VLF3010AT3R3M1RD
1.8V/1.575V Dual 600mA Buck Converter
V_IN
2.5V TO 5.5V
V_OUT2
1.8V AT
600mA
C1
10μF
L2
3.3μH
RUN2 V_IN RUN1
MODE
LTC3419-1
SW2
SW1
L1
3.3μH
V_OUT1
1.575V AT
600mA
C_OUT2
10μF
V_FB2
V_FB1
GND
C_OUT1
10μF
3419 TA03
C1, C2, C3: TAIYO YUDEN JMK316BJ106ML
L1, L2: TDK VLF3010AT3R3M1RD
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DESCRIPTION
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ThinSOT™ is a trademark of Linear Technology Corporation.
COMMENTS
95% Efficiency, V_IN(MIN) = 2.5V, V_IN(MAX) = 5.5V, V_OUT(MIN) = 0.8V, I_Q = 20μA, I_SD = <1μA,
ThinSOT^TM Package
96% Efficiency, V_IN(MIN) = 2.5V, V_IN(MAX) = 5.5V, V_OUT(MIN) = 0.6V, I_Q = 20μA, I_SD = <1μA,
ThinSOT Package
95% Efficiency, V_IN(MIN) = 2.5V, V_IN(MAX) = 5.5V, V_OUT(MIN) = 0.6V, I_Q = 40μA, I_SD = <1μA,
MS10E and DFN Packages
96% Efficiency, V_IN(MIN) = 1.6V, V_IN(MAX) = 5.5V, V_OUT(MIN) = 0.6V, I_Q = 65μA, I_SD = <1μA,
DFN Package
95% Efficiency, V_IN(MIN) = 2.5V, V_IN(MAX) = 5.5V, V_OUT(MIN) = 0.8V, I_Q = 26μA, I_SD = <1μA,
SC70 Package
95% Efficiency, V_IN(MIN) = 2.5V, V_IN(MAX) = 5.5V, V_OUT(MIN) = 0.8V, I_Q = 60μA, I_SD = <1μA,
MS10 and DFN Packages
95% Efficiency, V_IN(MIN) = 2.5V, V_IN(MAX) = 5.5V, V_OUT(MIN) = 0.8V, I_Q = 60μA, I_SD = <1μA,
TSSOP-16E Package
95% Efficiency, V_IN(MIN) = 2.4V, V_IN(MAX) = 5.5V, V_OUT(MIN): 2.4V to 5.25V, I_Q = 50μA,
I_SD = <1μA, DFN Package
95% Efficiency, V_IN(MIN) = 1.8V, V_IN(MAX) = 5.5V, V_OUT(MIN): 2V to 5V, I_Q = 16μA,
I_SD = <1μA, ThinSOT and DFN Packages
95% Efficiency, V_IN(MIN) = 2.4V, V_IN(MAX) = 5.5V, V_OUT(MIN): 2.4V to 5.25V, I_Q = 35μA,
I_SD = <1μA, MS10 and DFN Packages
95% Efficiency, V_IN(MIN) = 2.5V, V_IN(MAX) = 5.5V, V_OUT(MIN): 0.6V, I_Q = 40μA, I_SD = <1μA,
DFN-8 Package
95% Efficiency, V_IN(MIN) = 2.5V, V_IN(MAX) = 5.5V, V_OUT(MIN): 0.6V, I_Q = 40μA, I_SD = <1μA,
MS10E and DFN Packages
95% Efficiency, V_IN(MIN) = 2.5V, V_IN(MAX) = 5.5V, V_OUT(MIN): 0.8V, I_Q = 240μA, I_SD = <1μA,
DFN Package
16 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
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3419f
LT 0407 • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2007