Rainbow Electronics MAX1718 - Manual (Page 11)

MAX1718
Notebook CPU Step-Down Controller for Intel
Mobile Voltage Positioning (IMVP-II)
______________________________________________________________________________________ 11
V CC
V CC
5V INPUT
BATT 7V TO 24V
POWER-GOOD
OUTPUT
L1
0.68 µH
SKP/SDN
TON
1
10
C7
1 µF
2
3
25
24
23
22
26
28
27
16
15
4
5
13
14
20
9 17
OUTPUT
0.6V TO 1.75V
D1
CMPSH-3
D2
CENTRAL
SEMICONDUCTOR
CMSH5-40
C1
1
µF
C3
0.1
µF
C5
0.22 µF
C6
47pF
IRF7811A
Q1
FDS7764A
Q2
R5
100k
Ω
2x
2x
C2, 25V, X5R
5 x 10
µF
C4
6 x 270
µF, 2V
PANASONIC SP
EEFUE0D271R
R1
20 Ω
D0
D1
D2
SHUTDOWN
DL
LX
V+
DH
BST
GND
FB
NEG
POS
VGATE
OVP
V
DD
MAX1718
6
11
12
5V
D3
21
D4
8 S1
7 S0
18 SUS
19
MUX CONTROL
SUSPEND
INPUT
DECODER
ZMODE
TIME
CC
REF
ILIM
R4
62k Ω
R3
100k Ω
R2
100k Ω
R7
4.75k Ω
R6
511k Ω
R8
0.004 Ω
REF
R19
27.4k Ω
R18
24.9k Ω
SUMIDA
CEP125#4712-TO11
Figure 1. Standard Application Circuit