MAX1631AEAI Maxim Integrated Products, MAX1631AEAI Datasheet - Page 12

• Manufacturer Part Number: MAX1631AEAI
• Description: DC/DC Switching Controllers
• Manufacturer: Maxim Integrated Products

Specifications of MAX1631AEAI

• Number Of Outputs: 2
• Output Voltage: 2.5 V to 5.5 V, 3.3 V, 5 V
• Output Current: 1 A
• Input Voltage: 4.2 V to 30 V
• Mounting Style: SMD/SMT
• Package / Case: SSOP-28
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Multi-Output, Low-Noise Power-Supply
Controllers for Notebook Computers
Figure 3. PWM Controller Detailed Block Diagram
12
-100mV
SECFB
SHDN
SKIP
______________________________________________________________________________________
30mV
REF
REF
SOFT-START
COUNTER
SLOPE COMP
DAC
MAIN PWM
COMPARATOR
CK
SINGLE-SHOT
RECTIFIER CONTROL
1μs
SYNCHRONOUS
R
S
Q
CURRENT
LIMIT
1X
R
S
Q
OSC
THROUGH
CONTROL
SHOOT-
LEVEL
SHIFT
LEVEL
SHIFT
CSH_
CSL_
FROM
FEEDBACK
DIVIDER
BST_
DH_
LX_
VL
DL_
PGND