Installation and Operation
2015 Microchip Technology Inc.
DS50002353A-page 15
FIGURE 2-2:
MCP1642B/D Synchronous Boost Applications.
V
IN
EN
GND
V
FB
SW
V
IN
1V - 3.0V
V
OUT
3.3V
C
OUT
10 µF
C
IN
10 µF
L
1
4.7 µH
V
OUT
PG
+
-
MC
P1
642
D
-33
NC
+
-
V
IN
EN
GND
V
FB
SW
V
IN
1 - 4.5V
V
OUT
5.0V
C
OUT
10 µF
C
IN
10 µF
L
1
4.7 µH
V
OUT
976 k
Ω
309 k
Ω
PG
R
T
R
B
+
-
M
C
P16
42B
-A
D
J
+
-
5.1 k
Ω
R
PG
NC
JEN
JEN
SELECT
SELECT