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MP8861 Datasheet(PDF) 34 Page - Monolithic Power Systems

Part # MP8861
Description  2.85V - 18V, 6A, High-Efficiency, Wide-Input,Synchronous, Step-Down Converter with Integrated Telemetry via I2C Interface
PDF  37 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP8861 Datasheet(HTML) 34 Page - Monolithic Power Systems

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MP8861 – 2.85V - 18V, 6A, SYNCHRONOUS, STEP-DOWN CONVERTER
MP8861 Rev. 1.1
www.MonolithicPower.com
34
5/28/2020
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2020 MPS. All Rights Reserved.
TYPICAL APPLICATION CIRCUITS (continued)
MP8861
VIN
9
5
PG
A0
SS
SDA
SCL
BST
SW
VOUT
VCC
PGND
AGND
FB
EN
C5
0.47μF
RPG
100kΩ
C1
22µF
R2
53.6kΩ
R4
10kΩ
C2
22µF
C2A
22µF
C1A
22µF
C1B
0.1µF
R3
10Ω
C3
0.1µF
C2B
22µF
R1
80.6kΩ
L1
1.5µH
C4
22pF
C6
22nF
VIN
12V
PG
SDA
SCL
VOUT
1.8V/6A
13
7
4
3
6
14
8
12
11
10
2
1
C2C
22µF
EN
R5
499kΩ
RA0_up
RA0_down
NS
(I2C slave address setup
by A0 resistor divider)
VCC
Figure 18: VIN = 12V, VOUT = 1.8V, IOUT = 12A
MP8861
VIN
9
5
PG
A0
SS
SDA
SCL
BST
SW
VOUT
VCC
PGND
AGND
FB
EN
C5
0.47μF
RPG
100kΩ
C1
22µF
R2
32.4kΩ
R4
10kΩ
C2
22µF
C2A
22µF
C1A
22µF
C1B
0.1µF
R3
10Ω
C3
0.1µF
C2B
22µF
R1
80.6kΩ
L1
2.2µH
C4
22pF
C6
22nF
VIN
12V
PG
SDA
SCL
VOUT
2.5V/6A
13
7
4
3
6
14
8
12
11
10
2
1
C2C
22µF
EN
R5
499kΩ
RA0_up
RA0_down
NS
(I2C slave address setup
by A0 resistor divider)
VCC
Figure 19: VIN = 12V, VOUT = 2.5V, IOUT = 12A
MP8861
VIN
9
5
PG
A0
SS
SDA
SCL
BST
SW
VOUT
VCC
PGND
AGND
FB
EN
C5
0.47μF
RPG
100kΩ
C1
22µF
R2
22.6kΩ
R4
10kΩ
C2
22µF
C2A
22µF
C1A
22µF
C1B
0.1µF
R3
10Ω
C3
0.1µF
C2B
22µF
R1
80.6kΩ
L1
2.2µH
C4
22pF
C6
22nF
VIN
12V
PG
SDA
SCL
VOUT
3.3V/6A
13
7
4
3
6
14
8
12
11
10
2
1
C2C
22µF
EN
R5
499kΩ
RA0_up
RA0_down
NS
(I2C slave address setup
by A0 resistor divider)
VCC
Figure 20: VIN = 12V, VOUT = 3.3V, IOUT = 12A



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