2006-2013 Microchip Technology Inc. DS22001D-page 3
MCP1827/MCP1827S
Functional Block Diagram – Adjustable Output
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
ADJ
Undervoltage
Lock Out
V
IN
Reference
SHDN
SHDN
SHDN
Sensing
(UVLO)
