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ME3149
40V,3A,150KHz Buck DC-DC
ME3149 Buck DC-DC ,8V 40V ,, MOS。ME3149 , 。, 。
PWM 0~100% 。,,, 。
● 8V~40V ● 3A ● 150KHz ● 1.25V37V ● 0.3V ● MOS ● , ● ,, ● 5V13W
● ● ● ●
● 8-pin ESOP8
1
ME3149
()
VIN 8
2 SW
CC 105
ME3149
VIN
8V~40V
CIN
C1
100uF/50V 105
VC 7
4 FB
3 GND
5 CS
L1 47uH/3A
Vout=1.25V*(1+R2/R1)
D1 B540C
R2
10K
C2
Cout
1%
105 220uH/16V
Battery
R1 3.3K 1%
1.
()
VIN 8
2 SW
CC 105
ME3149
VIN
8V~40V
CIN
C1
100uF/50V 105
VC 7
4 FB
3 GND
5 CS
L1 47uH/3A
Vout=1.25V*(1+R2/R1)
D1 B540C
R2
10K
C2
Cout
1%
105 220uH/16V
Battery
R1
3.3K 1% Rcs
1%
2.(VIN=8V~40V,VOUT=5V/0.1A~2.5A)
2
ME 3149X X X G
SP-ESOP8
ME3149
ME3149ASPG
:ESOP8
NC
VIN
SW
VC
GND
NC
FB
CS
3.