MCP1612-I/MF MICROCHIP [Microchip Technology], MCP1612-I/MF Datasheet - Page 2

• Manufacturer Part Number: MCP1612-I/MF
• Description: Single 1A, 1.4 MHz Synchronous Buck Regulator
• Manufacturer: MICROCHIP [Microchip Technology]

MCP1612
Functional Block Diagram
DS21921B-page 2
V
FB
Comp
A
CC
GND
Slope Comp.
0.8V
Undervoltage
1.4 MHz Clock
Lockout
(UVLO)
V
A
Disable
CC
GND
–
+
gm
+
A
Soft-
Start
+
1.2V
UVLO
V
A
V
BG
GND
CC
V
REF
Peak Current
Limit
Disable
Leading-
Edge
Blank
IN
Disable
INSET
Circuit
Shutdown
Thermal
Disable
UVLO
I
SENSE
Peak Current
Limit
© 2005 Microchip Technology Inc.
P-Channel
PDRV
NDRV
V
REF
P
GND
SHDN
P
L
GND
V
X
IN