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LTM4677 Datasheet(PDF) 33 Page - Analog Devices

Part # LTM4677
Description  Dual Loop 8-Phase Step-Down DC/DC Controller with Digital Power System Management
PDF  110 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

LTM4677 Datasheet(HTML) 33 Page - Analog Devices

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LTC3888-1
33
Rev. 0
For more information www.analog.com
OPERATION
Table 3. Fault Source Values
FAULT SOURCE VALUE
CAUSE OF FAULT LOG
CHANNEL
0x00
TON_MAX
0
0x01
VOUT_OV
0x02
VOUT_UV
0x03
IOUT_OC
0x05
Over Temperature
0x07
VIN_OV
0x0A
Internal Temperature
0x10
TON_MAX
1
0x11
VOUT_OV
0x12
VOUT_UV
0x13
IOUT_OC
0x15
Over Temperature
0x17
VIN_OV
0x1A
Internal Temperature
0xFF
MFR_FAULT_LOG_STORE
Table 4. Fault Log Event Record
DATA
BITS
FORMAT
RECORD BYTE INDEX
READ_VOUT (PAGE 0)
[15:8]
L16
0
[7:0]
1
READ_VOUT (PAGE 1)
[15:8]
L16
2
[7:0]
3
MFR_TOTAL_IOUT (PAGE 0)
[15:8]
L11
4
[7:0]
5
MFR_TOTAL_IOUT (PAGE 1)
[15:8]
L11
6
[7:0]
7
READ_VIN
[15:8]
L11
8
[7:0]
9
(Not used)
[15:8]
L11
10
[7:0]
11
STATUS_VOUT (PAGE 0)
[7:0]
Reg
12
STATUS_VOUT (PAGE 1)
[7:0]
Reg
13
STATUS_WORD (PAGE 0)
[15:8]
Reg
14
[7:0]
15
STATUS_WORD (PAGE 1)
[15:8]
Reg
16
[7:0]
17
STATUS_MFR_SPECIFIC (PAGE 0)
[7:0]
Reg
18
STATUS_MFR_SPECIFIC (PAGE 1)
[7:0]
Reg
19



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