lt3641 Linear Technology Corporation, lt3641 Datasheet - Page 24

• Manufacturer Part Number: lt3641
• Description: Dual Monolithic Buck Regulator With Power-on Reset And Watchdog Timer
• Manufacturer: Linear Technology Corporation

LT3641
TYPICAL APPLICATIONS
24
7V TO 42V*
L1: VISHAY IHLP2020BZER4R7M01
L2: VISHAY IHLP1616ABERR47M01
D1: DIODES DFLS260
D2: CENTRAL SEMI CMDD6263
* RESTRICTIONS APPLY FOR INPUT VOLTAGES ABOVE 42V
OUT1
V
IN
100k
100k
4.7μF
100k
100k
WDI
100k
2MHz 5V/0.8A and 1.2V/1A Buck Regulators
SYNC
WDE
WDI
PGOOD2
WDO
RST1
RST2
EN/UVLO
CWDT
1.5nF
453k
CPOR
1.5nF
V
IN
LT3641
RT
32.4k
SW
GND
0.22μF
BST
SS2
1nF
SW1
SW2
V
EN2
FB1
FB2
SS1
DA
IN2
1nF
D1
0.47μH
4.7μH
L1
L2
3641 TA03
D2
301k
100k
49.9k
49.9k
V
5V/0.8A
22μF
OUT1
V
1.2V/1A
OUT2
22μF
3641f