ncp4200 ON Semiconductor, ncp4200 Datasheet - Page 27

• Manufacturer Part Number: ncp4200
• Description: Programmable Multi-phase Synchronous Buck Converter With Pmbus
• Manufacturer: ON Semiconductor

Code
0x7A
0x7B
0x7E
Cmd
R/W
R
R
R
Default
0x00
0x00
0x00
STATUS VOUT
STATUS IOUT
STATUS CML
Description
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Bytes
#
1
1
1
High
High
High
High
27
Bit
Bit
Bit
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
Overcurrent
Overcurrent
P
P
WARNING
WARNING
VOLTAGE
VOLTAGE
VOLTAGE
VOLTAGE
Supported
Supported
Supported
supported
supported
supported
Supported
supported
Warning
UNDER
UNDER
Warning
Warning
OUT
OUT
VOUT_
VOUT_
VOUT_
VOUT_
FAULT
FAULT
Name
OVER
OVER
Name
Power
Power
Desc
Fault
Fault
I
I
Res
Res
Res
Res
Res
Res
Res
Res
Not
Not
Not
Not
OUT
OUT
3
2
1
0
Over
Over
This bit gets set whenever OVP event takes
place.
This bit gets set whenever the measured output
voltage goes above its power−good limit.
This bit gets set whenever the measured output
voltage goes below its power−good limit.
Not applicable.
This bit gets set if the NCP4200 latches off due
to an OCP Event.
This bit gets set if I
high warning limit.
This bit gets set if the measured P
the FAULT Limit.
This bit gets set if the measured P
the Warn Limit.
Invalid or Unsupported Command Received.
Invalid or Unsupported Data Received.
PEC Failed.
Memory Fault Detected.
Processor Fault Detected.
A communication fault other than the ones listed
has occurred.
Other memory or Logic Fault has occurred.
POWER_
OTHER
GOOD
Res
Res
Comment
The Power−Good signal is
deasserted. Same as
Power−Good in General Status.
A Status bit in Status Other is
asserted.
Description
Description
OUT
Name
exceeds its programmed
OUT
OUT
exceeds
exceeds