MAX782 MAXIM [Maxim Integrated Products], MAX782 Datasheet - Page 11

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MAX782

Manufacturer Part Number
MAX782
Description
Triple-Output Power-Supply Controller for Notebook Computers
Manufacturer
MAXIM [Maxim Integrated Products]
Datasheet

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Figure 3. PWM Controller Block Diagram
5V REFERENCE)
(OR INTERNAL
(SEE FIG. 2)
REF, 3.3V
VDD REG
–100mV
ON_
SS_
______________________________________________________________________________________
N
4 A
25mV
N
SLOPE COMP
N
Controller for Notebook Computers
SINGLE-SHOT
3.3V
MAIN PWM
COMPARATOR
(IDLE-MODE)
MINIMUM
CURRENT
1 s
60kHz
LPF
30R
1R
RECTIFIER CONTROL
SYNCHRONOUS
VL
0mV-100mV
Triple-Output Power-Supply
R
S
Q
CURRENT
LIMIT
1X
R
S
Q
OSC
THROUGH
CONTROL
SHOOT-
LEVEL
SHIFT
LEVEL
SHIFT
CS_
FB_
BST_
DH_
LX_
VL
DL_
PGND
11

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