MAX5951ETJ+ Maxim Integrated Products, MAX5951ETJ+ Datasheet - Page 20

• Manufacturer Part Number: MAX5951ETJ+
• Description: IC BUCK PWM CTRLR 12V/5V 32-TQFN
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX5951ETJ+

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 5.5 V
• Current - Output: 10A
• Frequency - Switching: 100kHz ~ 1MHz
• Voltage - Input: 8 ~ 16 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Power - Output: 2.76W
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

12V/5V Input Buck PWM Controller
20
SYNCIN
COMP
REG
FB
RT
______________________________________________________________________________________
CLK
REF
0.8V
REF
SOFT-START
DIGITAL
SYNCOUT
OSC
EN
PWM_IN
LDO
EN
RES
PUVLO
THERMAL
RAMP
SHDN
1.220V
E/A
0.3V
CLK
PWM CONTROLLER
CPWM
VREGOK
SENSE
REF
THRESH
IMAX
STARTUP
SHDN
OVL
DCENI
RES
MANAGEMENT
Simplified Block Diagram
OVERLOAD
R
S
DOMINANT
SET
REG
10µA
Q
IMAX
CLK
REG
MAX5951
PGOOD
10µA
CURRENT-
LIMIT
SET
AGND
CS-
ILIM
BST
DH
STARTUP
CS+
LX
DREG
DL
PGND