MAX797ESE Maxim Integrated Products, MAX797ESE Datasheet - Page 14

• Manufacturer Part Number: MAX797ESE
• Description: DC/DC Switching Converters Step-Down Controller for CPU Power
• Manufacturer: Maxim Integrated Products

Specifications of MAX797ESE

• Output Voltage: 2.5 V to 6 V
• Switching Frequency: 300 KHz
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-16
• Minimum Operating Temperature: - 40 C
• Number Of Outputs: 1
• Supply Current: 2 uA
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Step-Down Controllers with
Synchronous Rectifier for CPU Power
Figure 3. PWM Controller Detailed Block Diagram
14
(MAX797
–100mV
SECFB
ONLY)
SHDN
SKIP
______________________________________________________________________________________
SS
GND (MAX799)
REF (MAX796)
30mV
REF
4µA
NOTE 1
SLOPE COMP
N
2.5V
MAIN PWM
COMPARATOR
SINGLE-SHOT
24R
1R
RECTIFIER CONTROL
MAX796, MAX799 ONLY
1µs
SYNCHRONOUS
VL
R
S
Q
CURRENT
LIMIT
1X
R
S
Q
NOTE 1: COMPARATOR INPUT POLARITIES
OSC
ARE REVERSED FOR THE MAX799.
THROUGH
CONTROL
SHOOT-
LEVEL
SHIFT
LEVEL
SHIFT
CSH
CSL
FROM
FEEDBACK
DIVIDER
BST
DH
LX
VL
DL
PGND