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MPQ4485 Datasheet(PDF) 2 Page - Monolithic Power Systems

Part # MPQ4485
Description  36V, 6A, Step-Down Converter with Dual USB Charging Ports Supporting Type-C 5V 3A DFP Mode and BC1.2 CDP Mode for Automotive, AEC-Q100 Qualified
PDF  22 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MPQ4485 Datasheet(HTML) 2 Page - Monolithic Power Systems

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MPQ4485
– STEP-DOWN CONVERTER WITH DUAL USB CHARGING PORTS
MPQ4485 Rev.1.0
www.MonolithicPower.com
2
9/18/2017
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2017 MPS. All Rights Reserved.
TYPICAL APPLICATION
MPQ4485
PGND
EN
IN
AGND
SW
USB1
OUT
VIN
12V
L1
4.7µH
VCC
BST
C4
220nF
DM1
DP1
USB2
DM2
USB1, 3A
USB2, 2.5A
MODE
C2A
20µF
C6
4.7µF
C5
4.7µF
U
S
B
U
S
B
+ C1
100µF
C1A
50µF
CC2
CC1
DP2
DP2_OUT
DM2_OUT
POL
Vout=5.17V
C3
1µF
To Host Controller
+
C2
270µF
C7
1nF
L3, Bead,
1kΩ@100MHz
R3
1kΩ
R1
0Ω
R4
150Ω
Efficiency vs. Load Current
72
76
80
84
88
92
96
100
0
1
2
3
4
5
Load Current (A)
Vin=12V
Vin=6V
Vin=36V



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