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L6718 Datenblatt(PDF) 45 Page - STMicroelectronics

Teilenummer L6718
Bauteilbeschribung  SMBus interface for power management
PDF  71 Pages
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Hersteller  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
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L6718 Datenblatt(HTML) 45 Page - STMicroelectronics

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L6718
L6718 power manager
DAh
OFFSET
Read/Write
8b
byte
Bit 0-6 adds an offset to VID with steps of 5 mV.
If bit7=“1”, the offset is positive, otherwise the offset is
negative.
Default 80h (no offset)
DBh
VOUT
Read
8b
byte
L6718 replies with the value of the VID setting following
the VR12 tab.
DCh
IOUT
Read
8b
byte
L6718 replies with the value IOUT as percentage of IMAX.
FFh is 100%.
DEh
VR12_PS
Read
2b
byte
Reports the actual power state configuration.
80h
STATUS
Read
1b
byte
If bit0=“1”, VREADY is set.
If bit1=“1”, Feedback disconnection latched.
If bit2=“1”, OVP protection latched.
If bit3=“1”, UVP protection latched.
If bit4=“1”, VRHOT protection latched.
If bit5=“1”, OCP protection latched.
If bit6 and bit7 show the phase number (4ph=11).
Default multi-phase rail running 41h(2ph); 81h(3ph);
C1h(4ph)
Default single-phase rail running 41h.
E9h
MODEL_ID
Read
16b
word
Reports the internal model ID for GUI = C05Ah.
Table 16. SMBus VID
HEX Code
VOUT [V]
HEX Code
VOUT [V]
HEX Code
VOUT [V]
HEX Code
0
0
0.00
4
0
0.885
8
0
1.525
C
0
0
1
0.255
4
1
0.895
8
1
1.535
C
1
0
2
0.265
4
2
0.905
8
2
1.545
C
2
0
3
0.275
4
3
0.915
8
3
1.555
C
3
0
4
0.285
4
4
0.925
8
4
1.565
C
4
0
5
0.295
4
5
0.935
8
5
1.575
C
5
0
6
0.305
4
6
0.945
8
6
1.585
C
6
0
7
0.315
4
7
0.955
8
7
1.595
C
7
0
8
0.325
4
8
0.965
8
8
1.605
C
8
0
9
0.335
4
9
0.975
8
9
1.615
C
9
0
A
0.345
4
A
0.985
8
A
1.625
C
A
0
B
0.355
4
B
0.995
8
B
1.635
C
B
Table 15. SMBus interface commands (continued)
Command
code
Command name
and type
Body
type
Description



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