MAX1718 Maxim, MAX1718 Datasheet - Page 13

• Manufacturer Part Number: MAX1718
• Description: Notebook CPU Step-Down Controller for Intel Mobile Voltage Positioning IMVP-II
• Manufacturer: Maxim

Figure 2. Functional Diagram
Notebook CPU Step-Down Controller for Intel
2V TO 28V
V
BATT
VGATE
NEG
POS
TON
SKP/SDN
CC
TRIG
______________________________________________________________________________________
COMPUTE
ON-TIME
1-SHOT
-10%
TON
TON
REF
V+
g
m
Q
+10%
FROM
REF
REF
OVP
D/A
Mobile Voltage Positioning (IMVP - II)
70kΩ
g
m
ZMODE
ERROR
AMP
OVP/UVP
10k
DETECT
REF
SUS
FB
Q
MUXES AND SLEW CONTROL
1-SHOT
S
R
S1
TOFF
Q
S0
TRIG
D/A CONVERTER
D0
S
R
R-2R
D1
CURRENT
Q
LIMIT
D2
Σ
D3
D4
9
I
LIM
CHIP SUPPLY
1
ZERO CROSSING
MAX1718
TIME
REF
2V
REF
BST
V
V
REF
DH
LX
DD
DL
FB
CC
5V
5V
GND
5V
OUTPUT
13