MAX5951 Maxim Integrated Products, MAX5951 Datasheet - Page 22

• Manufacturer Part Number: MAX5951
• Description: Buck PWM Controller
• Manufacturer: Maxim Integrated Products

12V/5V Input Buck PWM Controller
22
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PUVLO
THRESH
PUVLO
THRESH
C
IN
DCENI
DCENI
+12V
AGND
AGND
IN
IN
PGOOD
PGOOD
SYNCIN
SYNCIN
REG
REG
SYNCOUT
SYNCOUT
MAX5951
MAX5951
R
R
RT
RT
RT
RT
STARTUP SEQUENCING
ILIM
ILIM STARTUP
Typical Operating Circuits (continued)
DREG
R
R
ILIM
ILIM
DREG
STARTUP
COMP
COMP
BST
BST
SENSE
SENSE
PGND
PGND
CS+
CS-
CS+
DH
DH
CS-
LX
DL
FB
LX
DL
FB
C
C
BST
BST
C
R
C
R
8
5
8
5
Q
Q
Q
Q
1
2
1
2
C
C
7
7
L
C
L
C
OUT
OUT
C
C
R
R
6
6
6
6
R
R
R
R
3
4
3
4
VOUT2
VOUT1