MAX797CSE+ Maxim Integrated Products, MAX797CSE+ Datasheet - Page 12

• Manufacturer Part Number: MAX797CSE+
• Description: IC CONTRLR STEP-DOWN PWM 16-SOIC
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX797CSE+

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 3.3V, 5V, Adj
• Current - Output: 10A
• Frequency - Switching: 150kHz, 300kHz
• Voltage - Input: 4.5 ~ 30 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Power - Output: 696mW
• Output Voltage: 5 V
• Output Current: 10 A
• Input Voltage: 4.5 V
• Supply Current: 0.44 mA
• Switching Frequency: 340 KHz
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Step-Down Controllers with
Synchronous Rectifier for CPU Power
Figure 2. MAX796 Block Diagram
12
AT 100µA
______________________________________________________________________________________
+2.505V
ON/OFF
REF
GND
SHDN
SS
SECFB
4.5V
MAX796
+2.505V
BATTERY VOLTAGE
REF
COMPARATOR
LOGIC
60kHz
PWM
SYNC
LPF
PWM
CSL
TO
REGULATOR
SHDN
+5V LINEAR
4V
3.3V FB
ADJ FB
5V FB
V+
OUT
1V
PGND
CSH
BST
CSL
DH
FB
VL
LX
DL
+5V AT 5mA
AUXILIARY
OUTPUT
OUTPUT
MAIN