MAX8650EEG+ Maxim Integrated Products, MAX8650EEG+ Datasheet - Page 10

• Manufacturer Part Number: MAX8650EEG+
• Description: IC CNTRLR STP DWN 24-QSOP
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX8650EEG+

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 0.7 ~ 5.5 V
• Current - Output: 25A
• Frequency - Switching: 200kHz ~ 1.2MHz
• Voltage - Input: 4.5 ~ 28 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-QSOP
• Power - Output: 762mW
• Output Voltage: 0.7 V to 5.5 V
• Output Current: 25 A
• Input Voltage: 4.5 V to 28 V
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

4.5V to 28V Input Current-Mode Step-Down
Controller with Adjustable Frequency
Figure 1. Functional Diagram
10
______________________________________________________________________________________
COMP
REFIN
ILIM1
GND
OVP
CS+
AVL
CS-
EN
VL
SS
FB
IN
VL
SELECT
LOGIC
10μA
REF
REGULATOR
REFERENCE
GM
6.5V LDO
VOLTAGE
5V AVL
LDO
ERROR
DIVIDE BY 7.5
AMP
12
X1
CSA
LEVEL
SHIFT
REF
CLAMP
SOFT-START
COMP
CIRCUITRY
THERMAL
UVLO
SHDN
PWM
COMPARATOR
LIMIT COMP
CURRENT-
MAX8650
1.15V REF
0.92V
CONTROL LOGIC
CURRENT-
REF
FB
LIMIT
OVP
CONTROL
LOGIC
PWM
LEVEL
SHIFT
DIVIDE BY 5
VL
OSCILLATOR
SLOPE
COMP
5μA
VL
BST
DH
LX
DL
PGND
SYNCO
FSYNC
SCOMP
MODE
ILIM2
POK