Maxim-integrated MAX15303 PMBus Command Set Manual de usuario

Maxim Integrated cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim Integrated product. No circu

MAX15303 PMBus Command Set User’s Guide Page 10 of 52 VOUT_TRIM VOUT_CAL_OFFSET, and the result is sent to the control loop as the output voltage set

MAX15303 PMBus Command Set User’s Guide Page 11 of 52 VOUT_MARGIN_HIGH Reference: Standard Command Lockable: Yes Command Code: 0x25 Format: Unsigned

MAX15303 PMBus Command Set User’s Guide Page 12 of 52 VOUT_TRANSITION_RATE Reference: Standard Command Lockable: Yes Command Code: 0x27 Format: Line

MAX15303 PMBus Command Set User’s Guide Page 13 of 52 VOUT_DROOP accurate adaptive voltage positioning results with the VOUT_DROOP command. Note that

MAX15303 PMBus Command Set User’s Guide Page 14 of 52 Switching Frequency and PWM Commands FREQUENCY_SWITCH Reference: Standard Command Lockable: Ye

MAX15303 PMBus Command Set User’s Guide Page 15 of 52 INTERLEAVE ADDR1 pins, unless a new value of INTERLEAVE has been written to the User Store. The

MAX15303 PMBus Command Set User’s Guide Page 16 of 52 Output Voltage Sequencing Commands POWER_GOOD_ON Reference: Standard Command Lockable: Yes Com

MAX15303 PMBus Command Set User’s Guide Page 17 of 52 TON_DELAY Reference: Standard Command Lockable: Yes Command Code: 0x60 Format: Linear Data By

MAX15303 PMBus Command Set User’s Guide Page 18 of 52 TOFF_FALL Reference: Standard Command Lockable: Yes Command Code: 0x65 Format: Linear Data By

MAX15303 PMBus Command Set User’s Guide Page 19 of 52 Fault-Related Commands CLEAR_FAULTS Reference: Standard Command Lockable: Yes Command Code: 0x

MAX15303 PMBus Command Set User’s Guide Page 2 of 52 Introduction Maxim Integrated InTune™ digital power products utilize the PMBus™ command standard

MAX15303 PMBus Command Set User’s Guide Page 20 of 52 VOUT_OV_FAULT_RESPONSE fault does not abate, shutdown and attempt to restart according to bit

MAX15303 PMBus Command Set User’s Guide Page 21 of 52 VOUT_UV_FAULT_RESPONSE The VOUT_UV_FAULT_RESPONSE command data comprises three bit-fields: Bits

MAX15303 PMBus Command Set User’s Guide Page 22 of 52 IOUT_OC_FAULT_RESPONSE • MAX15303 does not support finite, non-zero restart-attempt counts. (C

MAX15303 PMBus Command Set User’s Guide Page 23 of 52 OT_FAULT_RESPONSE Reference: Standard Command Lockable: Yes Command Code: 0x50 Format: Bit fie

MAX15303 PMBus Command Set User’s Guide Page 24 of 52 OT_WARN_LIMIT temperature signal instead. Overtemperature fault hysteresis is achieved in the M

MAX15303 PMBus Command Set User’s Guide Page 25 of 52 VIN_OV_FAULT_RESPONSE Bits [2:0] determine the fault-tolerance or retry-delay timing. Each bina

MAX15303 PMBus Command Set User’s Guide Page 26 of 52 VIN_UV_FAULT_RESPONSE corresponds to a multiple of 100ms, up to a possible maximum of 111bin =

MAX15303 PMBus Command Set User’s Guide Page 27 of 52 Unit Status Commands STATUS_BYTE Reference: Standard Command Lockable: N/A Command Code: 0x78

MAX15303 PMBus Command Set User’s Guide Page 28 of 52 STATUS_INPUT Reference: Standard Command Lockable: N/A Command Code: 0x7C Format: Bit field Da

MAX15303 PMBus Command Set User’s Guide Page 29 of 52 Telemetry Commands READ_VIN Reference: Standard Command Lockable: N/A Command Code: 0x88 Forma

MAX15303 PMBus Command Set User’s Guide Page 3 of 52 VOUT_DROOP ...

MAX15303 PMBus Command Set User’s Guide Page 30 of 52 READ_TEMPERATURE_1 Reference: Standard Command Lockable: N/A Command Code: 0x8D Format: Linear

MAX15303 PMBus Command Set User’s Guide Page 31 of 52 READ_FREQUENCY The READ_FREQUENCY command returns the actual switching frequency in kilohertz.

MAX15303 PMBus Command Set User’s Guide Page 32 of 52 PMB_VALUES <MFR_ID position="37" Type="U8" NumElem="8"/> &l

MAX15303 PMBus Command Set User’s Guide Page 33 of 52 Calibration Commands IOUT_CAL_GAIN Reference: Standard Command Lockable: Yes Command Code: 0x3

MAX15303 PMBus Command Set User’s Guide Page 34 of 52 EXT_TEMP_CAL EXT_TEMP_CAL signal are as follows: Data Byte Number Data Byte Name Units Descri

MAX15303 PMBus Command Set User’s Guide Page 35 of 52 Device Identification Commands CAPABILITY Reference: Standard Command Lockable: N/A Command Co

MAX15303 PMBus Command Set User’s Guide Page 36 of 52 MFR_MODEL Reference: Standard Command Lockable: Yes Command Code: 0x9A Format: ASCII string Da

MAX15303 PMBus Command Set User’s Guide Page 37 of 52 MFR_SERIAL Reference: Standard Command Lockable: Yes Command Code: 0x9E Format: ASCII string D

MAX15303 PMBus Command Set User’s Guide Page 38 of 52 Security Commands WRITE_PROTECT Reference: Standard Command Lockable: Yes Command Code: 0x10 F

MAX15303 PMBus Command Set User’s Guide Page 39 of 52 MANUF_LOCK Reference: Maxim Specific Lockable: Yes Command Code: 0xE1 Format: Direct Data Byte

MAX15303 PMBus Command Set User’s Guide Page 4 of 52 Telemetry Commands ...

MAX15303 PMBus Command Set User’s Guide Page 40 of 52 USER_CONF memory value of USER_LOCK, then the MAX15303 will ignore attempts to write data to

MAX15303 PMBus Command Set User’s Guide Page 41 of 52 SECURITY_LEVEL Reference: Maxim Specific Lockable: N/A Command Code: 0xE6 Format: Direct Data

MAX15303 PMBus Command Set User’s Guide Page 42 of 52 Memory and Storage Commands STORE_DEFAULT_ALL Reference: Standard Command Lockable: Yes Comman

MAX15303 PMBus Command Set User’s Guide Page 43 of 52 RESTORE_DEFAULT_ALL Reference: Standard Command Lockable: Yes Command Code: 0x12 Format: N/A D

MAX15303 PMBus Command Set User’s Guide Page 44 of 52 STORE_USER_ALL independently in nonvolatile memory for security. MANUF_PASSWD The manufacturer

MAX15303 PMBus Command Set User’s Guide Page 45 of 52 RESTORE_MAXIM_ALL Reference: Maxim Specific Lockable: Yes Command Code: 0xEA Format: N/A Data

MAX15303 PMBus Command Set User’s Guide Page 46 of 52 STRAP_DISABLE 16 VOUT_TRIM No function; intended to support a possible pin-strap voltage trimm

MAX15303 PMBus Command Set User’s Guide Page 47 of 52 Control Loop Commands ADAPTIVE_MODE Reference: Maxim Specific Lockable: Yes Command Code: 0xD0

MAX15303 PMBus Command Set User’s Guide Page 48 of 52 FEEDBACK_EFFORT Reference: Maxim Specific Lockable: Yes Command Code: 0xD3 Format: Linear Data

MAX15303 PMBus Command Set User’s Guide Page 49 of 52 COMP_MODEL Reference: Maxim Specific Lockable: Yes Command Code: 0xDB Format: Linear Data Byt

MAX15303 PMBus Command Set User’s Guide Page 5 of 52 STORE_DEFAULT_ALL ...

MAX15303 PMBus Command Set User’s Guide Page 50 of 52 DEADTIME_GCTRL 7 TDF (MSB) Integer (AGD system disabled, do not alter this value) 8 LXDAC Unsi

MAX15303 PMBus Command Set User’s Guide Page 51 of 52 ZETA_P Data Bytes: 2 Units: Scalar Transfer: Read/Write Byte Factory Value: 0xBB00 (1.5) De

MAX15303 PMBus Command Set User’s Guide Page 52 of 52 Revision History REVISION NUMBER REVISION DATE DESCRIPTION PAGES CHANGED 0 1/14 Initial releas

MAX15303 PMBus Command Set User’s Guide Page 6 of 52 On, Off, and Margin Testing-Related Commands OPERATION Reference: Standard Command Lockable: Ye

MAX15303 PMBus Command Set User’s Guide Page 7 of 52 ON_OFF_CONFIG Reference: Standard Command Lockable: Yes Command Code: 0x02 Format: Bit field Da

MAX15303 PMBus Command Set User’s Guide Page 8 of 52 VIN_OFF Description/Notes: See Section 14.6 of the PMBus Specification Part II. The MAX15303 har

MAX15303 PMBus Command Set User’s Guide Page 9 of 52 Output Voltage-Related Commands VOUT_MODE Reference: Standard Command Lockable: No Command Cod