Datasheet

 2012 Microchip Technology Inc. DS25160A-page 3
MCP1755/1755S
Functional Block Diagrams
+
-
V
IN
V
OUT
GND
+V
IN
Error Amplifier
Voltage
Reference
Over Current
Over Temperature
MCP1755S
MCP1755
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