Datasheet SiC951 (Vishay) - 8

FabricanteVishay
Descripción4.5 V to 20 V Input, 25 A MicroBRICK DC/DC Regulator Module With PMBus Interface
Páginas / Página28 / 8 — SiC951. PMBus COMMAND COMM. PMBus. COMM. # DATA. DEFAULT. EXP. VALID. …
Formato / tamaño de archivoPDF / 3.1 Mb
Idioma del documentoInglés

SiC951. PMBus COMMAND COMM. PMBus. COMM. # DATA. DEFAULT. EXP. VALID. DESCRIPTION. CODES. COMMANDS. STRUCT. BYTES. VALUE. (FIXED). VALUES

SiC951 PMBus COMMAND COMM PMBus COMM # DATA DEFAULT EXP VALID DESCRIPTION CODES COMMANDS STRUCT BYTES VALUE (FIXED) VALUES

Línea de modelo para esta hoja de datos

Versión de texto del documento

SiC951
www.vishay.com Vishay Siliconix
PMBus COMMAND COMM. PMBus COMM. # DATA DEFAULT EXP. VALID DESCRIPTION DEFAULT CODES COMMANDS STRUCT. BYTES VALUE (FIXED) VALUES
0x00 Page 119 Set the operation mode, on / off and margining bit 7 set to 1: ON, 0: OFF bit 6 set to 1: use TOFF_DELAY setting 0: fast turn off bit 5 and 4 output setting 00: VOUT_COMMAND 01: VOUT_MARGIN_LOW 0x01 OPERATION Byte 10: VOUT_MARGIN_HIGH 1 0x88 11: AVS (disabled) bit 3 and 2 fault setting, in case VOUT_MARGIN_LOW/HIGH exceed VOUT_OV/UV_FAULT_LIMIT 01: ignore 10: alert according to VOUT_OV/UV_FAULT_RESPONSE bit 0 and 1 NA Sets the ON / OFF behavior bit 4 - power up, set to 1: according to OPERATION 0: when power is present bit 3 - PMBUS OPERATION 0: ignore ON / OFF 1: use ON / OFF bit 2 - CONTROL pin 0x02 ON_OFF_CONFIG Byte 1 0x1F 0: ignore CONTROL 1: use CONTROL bit 1 - control pin polarity 0: active low 1: active high bit 0 - turn OFF delay and fall time 0: use settings 1: fast Clears all faults and SMB_ALERT If device is still in fault mode it will alert 0x03 CLEAR_FAULTS Send byte 1 again does not release from latch condition. 0x10 WRITE_PROTECT Byte Set the write protection 1 0x00 0x15 STORE_USER_ALL Send byte Stores all user registers to NVM 1 0x16 RESTORE_USER_ALL Send byte Restores all user registers from NVM 1 Sets capabilities of PMBUS bit 7 - PEC 1: enable bit 6 and 5 - bus speed: PEC 10: 1 MHz (ON / OFF) 0X19 CAPABILITY Byte bit 4 - SMB_ALERT 1 0xD0 SMB_ALERT 1: pin available (ON / OFF) bit 3 - numeric format 0: linear bit 2 - AVSBUS 0: no SMBALERT mask vectors: NVM / registers 2 bytes - 1st: 0X1b SMBALERT_MASK Block 7 STATUS_x command code, 2nd: mask byte (retrieve mask data is elaborated in spce) S23-0736-Rev. C, 12-Sep-2023
8
Document Number: 71554 For technical questions, contact: powerictechsupport@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000