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| LT3641_15 Datasheet, PDF (24/28 Pages) Linear Technology – Dual Monolithic Buck Regulator with Power-On Reset and Watchdog Timer | |||
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LT3641
TYPICAL APPLICATIONS
2MHz 3V/0.8A and 0.6V/1A Buck Regulators
VIN
4V TO 42V*
4.7μF
EN/UVLO
VIN
SYNC
WDE
0.22μF
SW BST SW1
DA
FB1
EN2
D2
L1
3.3μH
D1
68.1k
49.9k
PGOOD2
LT3641
RST1
RST2
WDO
WDI
CWDT CPOR
RT GND
1.5nF
1.5nF
32.4k
VIN2
SW2
FB2
SS2 SS1
1nF
1nF
L2
0.47μH
L1: VISHAY IHLP2020BZER3R3M01
L2: VISHAY IHLP1616ABERR47M01
D1: DIODES PDS360
D2: CENTRAL SEMI CMDSH2-3
3641 TA04
* RESTRICTIONS APPLY FOR INPUT VOLTAGES ABOVE 42V
VOUT1
3V/0.8A
22μF
VOUT2
0.6V/1A
22μF
3641fa
24
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