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MP8843 bảng dữ liệu(PDF) 13 Page - Monolithic Power Systems

tên linh kiện MP8843
Giải thích chi tiết về linh kiện  6V, 3A, Synchronous, Step-Down Switcher with I2C Interface
PDF  22 Pages
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nhà sản xuất  MPS [Monolithic Power Systems]
Trang chủ  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP8843 bảng dữ liệu(HTML) 13 Page - Monolithic Power Systems

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MP8843 – 6V, 3A, SYNCHRONOUS, STEP-DOWN SWITCHER WITH I
2C INTERFACE
MP8843 Rev. 1.0
www.MonolithicPower.com
13
7/15/2016
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2016 MPS. All Rights Reserved.
OPERATION
Register Map
ADD
NAME
R/W
D7
D6
D5
D4
D3
D2
D1
D0
00
VSEL
R/W
EN
Output reference
01
SysCntlreg1
R/W
Switching frequency
Reserved
PG_DELAY
PG_LOHI
VIN_OVP
Mode
02
SysCntlreg2
R/W
Reserved
Go
Out_Dis
Reserved
Slew rate
03
ID1
R
Vendor ID (0001)
Die ID
04
ID2
R
Reserved
Die rev
05
Status
R
OT
UVLO
OVP
VO_OV
Vo_UV
PGOOD
OTW
EN
state
Default Value of Register
ADD
NAME
R/W
D7
D6
D5
D4
D3
D2
D1
D0
00
VSEL
R/W
1
1
0
0
1
1
0
1
01
SysCntlreg1
R/W
0
1
0
1
0
1
1
1
02
SysCntlreg2
R/W
1
1
0
0
0
1
1
0
03
ID1
R
0
0
0
1
0
0
0
1
04
ID2
R
0
0
0
0
0
0
0
0
05
Status
R
NA
NA
NA
NA
NA
NA
NA
NA
Register Description
1. Reg00 VSEL
NAME
BITS
DESCRIPTION
EN
D7
I
2C control enable. When EN is low, the converter is off. When EN is high, the EN bit
takes over.
Output
reference
D[6:0]
For direct output voltage sense, refer to Figure 4. Set the output voltage from 0.6V to
1.1V, per Table 1.
For output sense through the feedback resistor network, refer to Figure 6 and the
Extending the Output Voltage Range section on page 19.



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