MAX8654ETX+ Maxim Integrated Products, MAX8654ETX+ Datasheet - Page 9

• Manufacturer Part Number: MAX8654ETX+
• Description: IC REG STP DWN 12V 8A 36TQFN
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX8654ETX+

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 0.6 ~ 11.9 V
• Current - Output: 8A
• Frequency - Switching: 250kHz ~ 1.2MHz
• Voltage - Input: 4.5 ~ 14 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 36-TQFN Exposed Pad
• Power - Output: 2.86W
• Output Voltage: 0.6 V to 0.85 V
• Output Current: 8 A
• Input Voltage: 4.5 V to 14 V
• Switching Frequency: 1 MHz
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

COMP
REFIN
EN
SS
FB
_______________________________________________________________________________________
SHUTDOWN
GENERATOR
SOFT-START
REFERENCE
COMP LOW
DETECTOR
CONTROL
VOLTAGE
BIAS
AMPLIFIER
ERROR
VL
SHUTDOWN
THERMAL
PWM
COMPARATOR
90% REFIN
CIRCUITRY
UVLO
FB
CURRENT-LIMIT
COMPARATOR
1V
P-P
REFIN
0.54V
THRESHOLD
CONTROL
REG
VL
LOGIC
ILIM
Step-Down Regulator
OSCILLATOR
VDL
REG
LX
SHDN
12V, 8A 1.2MHz
CHARGING SWITCH
BST CAPACITOR
MAX8654
Block Diagram
PGND
VDL
FREQ
SYNC
SYNCOUT
PWRGD
GND
VP
ILIM
BST
IN
LX
LX
9