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MAX15023 Datasheet, PDF (24/28 Pages) Maxim Integrated Products – Wide 4.5V to 28V Input, Dual-Output Synchronous Buck Controller
Wide 4.5V to 28V Input, Dual-Output
Synchronous Buck Controller
Typical Application Circuits
VOUT1
12.1kΩ
12.1kΩ
EN1
200kΩ
PGOOD2
EN2
200kΩ
3300pF
22pF
30.1kΩ
16.2kΩ
VIN
9V TO 16V
1μF
22.1kΩ
VCC 47kΩ
1 24 23 21 20 22
1.62kΩ
2
EN1
MAX15023
15
PGOOD2
3 EN2
19
RT
RT
33kΩ
COMP2 18
FB2 17
390pF
3300pF
33pF
20kΩ
VOUT2
45.3kΩ
10kΩ
PGOOD1
VIN
VCC 47kΩ
4 PGOOD1
16
VCC
4.7μF
VCC
VIN
10μF
10μF
25V
25V
VOUT1
22μF
6.3V
1500μF
2.5V
DL1
Q1
FDS8880
0.8μH
2200pF
1.5Ω
CBST1
0.22μF
9
DH1
8 BST1
7
10
DH2
BST2 11
5 6 13 14 12
CBST2
0.22μF
Q3
FDS8880
Q2
FDS8880
Q5
FDS6982AS-Q2
10μF
Q4
25V
FDS6982AS-Q1
3.3μH
2200pF
1.5Ω
VOUT2
22μF 22μF 22μF
6.3V 6.3V 6.3V
Figure 6. Application Diagram (Operation from a Single-Supply Rail, VIN = 9V to 16V)
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