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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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LTC2972 датащи(PDF) 27 Page - Linear Technology |
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LTC2972 датащи(HTML) 27 Page - Linear Technology |
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27 / 112 page  LTC2972 27 2972fa For more information www.linear.com/LTC2972 PMBus Command Summary Summary Table COMMAND NAME CMD CODE DESCRIPTION TYPE PAGED DATA FORMAT UNITS EEPROM DEFAULT VALUE: FLOAT HEX REF PAGE TON_MAX_FAULT_RESPONSE 0x63 Action to be taken by the device when a TON_MAX_FAULT event is detected. R/W Byte Y Reg Y 0xB8 65 TOFF_DELAY 0x64 Time from CONTROL pin and/or OPERATION command = OFF to VOUT_ENn pin = OFF. R/W Word Y L11 ms Y 1.0 0xBA00 58 STATUS_BYTE 0x78 One byte summary of the unit’s fault condition. R Byte Y Reg NA 69 STATUS_WORD 0x79 Two byte summary of the unit’s fault condition. R Word Y Reg NA 69 STATUS_VOUT 0x7A Output voltage fault and warning status. R Byte Y Reg NA 70 STATUS_IOUT 0x7B Output current fault and warning status. R Byte Y Reg NA 70 STATUS_INPUT 0x7C Input supply fault and warning status. R Byte N Reg NA <OV> STATUS_TEMPERATURE 0x7D External temperature fault and warning status for READ_TEMPERATURE_1. R Byte Y Reg NA 71 STATUS_CML 0x7E Communication and memory fault and warning status. R Byte N Reg NA 71 STATUS_MFR_SPECIFIC 0x80 Manufacturer specific fault and state information. R Byte Y Reg NA 72 READ_VIN 0x88 Input supply voltage. R Word N L11 V NA 75 READ_IIN 0x89 DC/DC converter input current. R Word N L11 A NA 75 READ_VOUT 0x8B DC/DC converter output voltage. R Word Y L16 V NA 75 READ_IOUT 0x8C DC/DC converter output current. R Word Y L11 A NA 76 READ_TEMPERATURE_1 0x8D External diode junction temperature. This is the value used for all temperature related processing, including IOUT_CAL_GAIN. R Word Y L11 °C NA 76 READ_TEMPERATURE_2 0x8E Internal junction temperature. R Word N L11 °C NA 76 READ_POUT 0x96 DC/DC converter output power. R Word Y L11 W NA 77 READ_PIN 0x97 DC/DC converter input power. R Word N L11 W NA 75 PMBUS_REVISION 0x98 PMBus revision supported by this device. Current revision is 1.1. R Byte N Reg 0x11 88 USER_DATA_00 0xB0 Manufacturer reserved for LTpowerPlay. R/W Word N Reg Y NA 89 USER_DATA_01 0xB1 Manufacturer reserved for LTpowerPlay. R/W Word Y Reg Y NA 89 USER_DATA_02 0xB2 OEM Reserved. R/W Word N Reg Y NA 89 USER_DATA_03 0xB3 Scratchpad location. R/W Word Y Reg Y 0x0000 89 USER_DATA_04 0xB4 Scratchpad location. R/W Word N Reg Y 0x0000 89 MFR_FIRST_FAULT 0xB5 First fault information. R Word N Reg NA 74 MFR_INFO 0xB6 Manufacturer specific information. R Word N Reg NA 89 MFR_STATUS_2 0xB7 Manufacturer specific status. R Word Y Reg NA 74 MFR_T_SELF_HEAT 0xB8 Calculated temperature rise due to self- heating of output current sense device above value measured by external temperature sensor. R Word Y L11 °C NA 56 MFR_IOUT_CAL_GAIN_TAU_ INV 0xB9 Inverse of time constant for Mfr_t_self_heat changes scaled by 4 • tCONV_SENSE. R/W Word Y L11 Y 0.0 0x8000 56 |
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