MAX1549EVKIT Maxim Integrated, MAX1549EVKIT Datasheet - Page 5

• Manufacturer Part Number: MAX1549EVKIT
• Description: Power Management IC Development Tools
• Manufacturer: Maxim Integrated
• Series: MAX1549r

Figure 1. MAX1549 EV Kit Schematic
100kΩ
470pF
C13
R10
1%
VREF
VREF
301kΩ
VREF
VCC
R11
1%
100kΩ
VREF
R17
1%
ON2
ON1
100kΩ
R15
100kΩ
1%
10Ω
C15
1μF
VREF
OPEN
R18
1%
R24
R9
100kΩ
VDD
100kΩ
200kHz
OPEN
OPEN
R16
1%
150kΩ
R27
R25
R26
VCC
R13
1%
100kHz
VCC
3
JU4
0.22μF
JU2
JU3
_______________________________________________________________________________________
C14
C18
100pF
4
VCC
VCC
VCC
66.5kΩ
487kΩ
R14
1%
R12
1%
2
1
JU5
1
3
2
400kHz
R28
100kΩ
VREF
470pF
C17
100pF
C16
JU1
300kΩ
OPEN
VCC
1
2
3
G0
G1
37
38
39
40
10
11
12
13
1
2
3
4
5
6
7
8
9
OD1
OD2
OD3
REFIN
GND
N.C.
REF
V
CC1
ILIM1
ILIM2
G0
G1
FBLANK
FSEL
ON1
ON2
CC
MAX1549
U1
PGOOD1
PG00D2
PGND
OUT1
CSL1
CSH1
CSH2
CSL2
OUT2
BST1
BST2
SKIP
DH1
N.C.
N.C.
N.C.
DH2
LX1
DL1
V
LX2
DL2
FB2
DD
34
33
35
36
29
32
31
30
27
28
25
26
23
22
20
19
21
24
14
15
18
16
17
VOUT1
(PC TRACE)
VCC
SHORT
R22
VOUT2
VCC
VCC
C12
2.2μF
JU6
R8
100kΩ
R7
100kΩ
VCC
1
PGOOD1
3
2
(PC TRACE)
C9
0.1μF
SHORT
R23
VBIAS
SKIP
+5V
0.1μF
BST1
C23
OPEN
PG00D2
C25
OPEN
C11
OPEN
C24
OPEN
C8
N1
N2
MAX1549 Evaluation Kit
4
D3
1
4
C22
OPEN
C10
OPEN
5
6
6
5
1
1
VDD
3
4
4
VCC
(PC TRACE)
5
6
SHORT
5
6
7
7
2
2
8
1
1
(PC TRACE)
8
3
3
R19
OPEN
R21
0Ω
R5
2
SHORT
(PC TRACE)
R3
7
2
7
2
SHORT
N3
N4
8
8
3
3
R6
D1
(PC TRACE)
C4
10μF
25V
OPEN
SHORT
OPEN
BST1
C26
R20
R4
D2
C5
10μF
25V
VIN
VOUT2
C6
OPEN
VIN
OPEN
R29
1.5μH
C7
OPEN
20V MAX
L1
GND
VIN
OPEN
C20
OPEN
R32
4.7μH
L2
0.012Ω
1%
OPEN
R1
C21
OPEN
C1
0.015Ω
1%
R2
470μF
2.5V
C2
VOUT1
C3
220μF
4V
C28
10μF
6.3V
VOUT2
0.7V TO 1.5V AT 6A
C19
OPEN
VOUT1
GND
C27
10μF
6.3V
VOUT2
5