Datasheet

MCP1754/MCP1754S
DS20002276C-page 4  2011-2013 Microchip Technology Inc.
Functional Block Diagram – MCP1754
Typical Application Circuits
EA
+
–
V
OUT
PMOS
R
f
C
f
I
SNS
Overtemperature
V
REF
Comp
92% of V
REF
T
DELAY
V
IN
Driver w/limit
and SHDN
GND
Soft-Start
Sense
Undervoltage
Lock Out
V
IN
Reference
SHDN
SHDN
SHDN
Sensing
(UVLO)
PWRGD
MCP1754
MCP1754S
C
IN
1µF Ceramic
C
OUT
1µF Ceramic
V
OUT
5.0V
I
OUT
30 mA
V
IN
V
OUT
12V
+
GND