Microchip Technology ARD00386 데이터 시트
MCP1640/B/C/D
DS22234B-page 2
2011 Microchip Technology Inc.
V
IN
GND
V
FB
SW
V
IN
0.9V to 1.7V
V
OUT
3.3V @ 100 mA
C
OUT
10
µ
F
C
IN
4.7
µ
F
L
1
4.7
µ
H
V
OUT
+
-
976 K
562 K
A
L
KAL
INE
V
IN
P
GND
V
FB
SW
V
IN
3.0V to 4.2V
V
OUT
5.0V @ 300 mA
C
OUT
10
µ
F
C
IN
4.7
µ
F
L
1
4.7
µ
H
V
OUTS
+
-
976 K
309 K
V
OUTP
S
GND
LI-
ION
EN
EN
Efficiency vs. I
OUT
for 3.3V
OUT
40.0
60.0
80.0
100.0
0.1
1.0
10.0
100.0
1000.0
Output Current (mA)
E
ff
ici
e
n
cy (
%
)
V
IN
= 0.8V
V
IN
= 1.2V
V
IN
= 2.5V