ISL68134_16 Datasheet, PDF (22/50 Pages) Intersil Corporation – Digital Dual Output, 7-Phase Configurable PWM

ISL68134
PMBus™ Command Summary
CODE COMMAND NAME
DESCRIPTION
DATA
TYPE FORMAT
DEFAULT
VALUE
00h PAGE
Selects Output 0, 1, or both
R/W Bit
00h
01h OPERATION
Enable/disable, margin settings
R/W Bit
08h
02h ON_OFF_CONFIG
On/off configuration settings
R/W Bit
16h
03h CLEAR_FAULTS
Clears all fault bits in all registers and releases the Write N/A
N/A
SALRT pin
10h WRITE_PROTECT
Write protection to sets of commands
R/W Bit
00h
20h VOUT_MODE
Defines format for output voltage related
commands
Read Bit
40h
21h VOUT_COMMAND
22h VOUT_TRIM
24h VOUT_MAX
Sets the nominal V_OUT target
Applies trim voltage to V_OUT set-point
Absolute maximum voltage setting
R/W Direct
R/W Direct
R/W Direct
0384h
0000h
08FCh
25h VOUT_MARGIN_HIGH
Sets V_OUT target during margin high
26h VOUT_MARGIN_LOW
Sets V_OUT target during margin low
27h VOUT_TRANSITION_RATE Slew rate setting for V_OUT changes
28h VOUT_DROOP
Sets the load line (V/I slope) resistance for the
output
R/W Direct
R/W Direct
R/W Direct
R/W Direct
0640h
00FAh
0064h
0000h
2Bh VOUT_MIN
Absolute minimum target voltage setting
R/W Direct 0000h
40h VOUT_OV_FAULT_LIMIT
44h VOUT_UV_FAULT_LIMIT
4Fh OT_FAULT_LIMIT
Sets the V_OUT overvoltage fault threshold
Sets the V_OUT undervoltage fault threshold
Sets the over-temperature fault threshold
R/W Direct
R/W Direct
R/W Direct
076Ch
0000h
007Dh
51h OT_WARN_LIMIT
Sets the over-temperature warn threshold
R/W Direct 07D0h
55h VIN_OV_FAULT_LIMIT
59h VIN_UV_FAULT_LIMIT
5Bh IIN_OC_FAULT_LIMIT
60h TON_DELAY
61h TON_RISE
Sets the V_IN overvoltage fault threshold
Sets the V_IN undervoltage fault threshold
Sets the I_IN overcurrent fault threshold
Sets the delay time from enable to V_OUT rise
Turn-on rise time
R/W Direct
R/W Direct
R/W Direct
R/W Direct
R/W Direct
36B0h
1F40h
0032h
0014h
01F4h
64h TOFF_DELAY
Turn-off delay time
R/W Direct 0000h
65h TOFF_FALL
Turn-off fall time
R/W Direct 01F4h
78h STATUS_BYTE
First byte of STATUS_WORD
Read Bit
N/A
79h STATUS_WORD
Summary of critical faults
Read Bit
N/A
7Ah STATUS_VOUT
7Bh STATUS_IOUT
7Ch STATUS_INPUT
Reports V_OUT faults
Reports I_OUT faults
Reports input faults
Read Bit
N/A
Read Bit
N/A
Read Bit
N/A
7Dh STATUS_TEMPERATURE Reports temperature warnings/faults
Read Bit
N/A
7Eh STATUS_CML
Reports communication, memory, logic errors Read Bit
N/A
80h STATUS_MFR_SPECIFIC Reports specific events
Read Bit
N/A
88h READ_VIN
Reports input voltage measurement
Read Direct N/A
89h READ_IIN
Reports input current measurement
Read Direct N/A
8Bh READ_VOUT
Reports output voltage measurement
Read Direct N/A
8Ch READ_IOUT
Reports output current measurement
Read Direct N/A
DEFAULT SETTING
Page 0
Off
ENABLE pin control
No write protection
Direct Format
900mV
0mV
2300mV
1600mV
250mV
10,000µV/µs
0µV/A
0mV
1900mV
0mV
+125°C
+2000°C
14,000mV
8,000mV
50A
200µs
500µs
0µs
500µs
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
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FN8817.0
September 28, 2016