MAX15301 PMBus Command Set User’s Guide
Rev 1
Page 3 of 53
Table of Contents
Introduction ................................................................................................................................................................................. 1
Part Number Differences ............................................................................................................................................................. 2
MAX15301AA01 ....................................................................................................................................................................... 2
MAX15301AA02 ....................................................................................................................................................................... 2
On, Off, and Margin Testing Related Commands ........................................................................................................................ 7
OPERATION .............................................................................................................................................................................. 7
ON_OFF_CONFIG ..................................................................................................................................................................... 7
VIN_ON .................................................................................................................................................................................... 8
VIN_OFF ................................................................................................................................................................................... 9
Output Voltage Related Commands .......................................................................................................................................... 10
VOUT_MODE ......................................................................................................................................................................... 10
VOUT_COMMAND ................................................................................................................................................................. 10
VOUT_TRIM ........................................................................................................................................................................... 10
VOUT_CAL_OFFSET ................................................................................................................................................................ 11
VOUT_MAX ............................................................................................................................................................................ 11
VOUT_MARGIN_HIGH ........................................................................................................................................................... 11
VOUT_MARGIN_LOW ............................................................................................................................................................ 12
VOUT_TRANSITION_RATE ...................................................................................................................................................... 13
VOUT_DROOP ........................................................................................................................................................................ 13
Switching Frequency and PWM Commands .............................................................................................................................. 15
FREQUENCY_SWITCH ............................................................................................................................................................. 15
INTERLEAVE ........................................................................................................................................................................... 15
Output Voltage Sequencing Commands .................................................................................................................................... 16
POWER_GOOD_ON ............................................................................................................................................................... 16
POWER_GOOD_OFF .............................................................................................................................................................. 17
TON_DELAY ............................................................................................................................................................................ 17
TON_RISE ............................................................................................................................................................................... 18
TOFF_DELAY ........................................................................................................................................................................... 18
TOFF_FALL.............................................................................................................................................................................. 19
Fault Related Commands ........................................................................................................................................................... 20
CLEAR_FAULTS ....................................................................................................................................................................... 20
VOUT_OV_FAULT_LIMIT ........................................................................................................................................................ 20
VOUT_OV_FAULT_RESPONSE ................................................................................................................................................ 21
