Datasheet
OVERALL (CONT.)
CMD Command Name
SMBus
Transaction
Type:
Writing
Data
SMBus
Transaction
Type:
Reading
Data
Number
of Data
Bytes
Default Value
Lower
Limit
Upper
Limit
Cross check
Unit
5Eh POWER_GOOD_ON Write Word Read Word 2 10.799 1.000 13.199 >POWER_GOOD_OFF V
5Fh POWER_GOOD_OFF Write Word Read Word 2 9.600 1.000 13.199 <POWER_GOOD_ON V
60h TON_DELAY Write Word
12
Read Word 2 1 1 500 ms
61h TON_RISE
16
Write Word
12
Read Word 2 0 10 100 ms
64h TOFF_DELAY Write Word
12
Read Word 2 0 0 500 ms
65h TOFF_FALL
16
Write Word
12
Read Word 2 0 10 100 ms
78h STATUS_BYTE Write Byte Read Byte 1 N/A
79h STATUS_WORD Write Word Read Word 2 N/A
7Ah STATUS_VOUT Write Byte Read Byte 1 N/A
7Bh STATUS_IOUT Write Byte Read Byte 1 N/A
7Ch STATUS_INPUT Write Byte Read Byte 1 N/A
7Dh STATUS_TEMPERATURE Write Byte Read Byte 1 N/A
7Eh STATUS_CML Write Byte Read Byte 1 N/A
88h READ_VIN N/A Read Word 2 N/A V
8Bh READ_VOUT N/A Read Word 2 N/A V
8Ch READ_IOUT N/A Read Word 2 N/A A
8Dh READ_TEMPERATURE_1
8
N/A Read Word 2 N/A °C
8Eh READ_TEMPERATURE_2
9
N/A Read Word* 2 N/A °C
94h READ_DUTY_CYCLE N/A Read Word 2 N/A %
95h READ_FREQUENCY N/A Read Word 2 N/A kHZ
96h READ_POUT N/A Read Word 2 N/A W
98h PMBUS_REVISION N/A Read Byte 1 0x42
99h MFR_ID N/A Block Read 22
“Murata Power
Solutions”
9Ah MFR_MODEL
10
Block Write* Block Read <=20 N/A
9Bh MFR_REVISION
10
Block Write* Block Read <=10 N/A
9Dh MFR_DATE
10
Block Write* Block Read <=10 N/A
9Eh MFR_SERIAL
10
Block Write* Block Read <=10 N/A
A0h MFR_VIN_MIN N/A Read Word 2 44.00 V
A1h MFR_VIN_MAX N/A Read Word 2 60.00 V
A2h MFR_IIN_MAX N/A Read Word 2 14.28 A
A3h MFR_PIN_MAX N/A Read Word 2 438 W
A4h MFR_VOUT_MIN N/A Read Word 2 8.100 V
A5h MFR_VOUT_MAX N/A Read Word 2 13.199 V
A6h MFR_IOUT_MAX N/A Read Word 2 50.00 A
A7h MFR_POUT_MAX N/A Read Word 2 600 W
A8h MFR_TAMBIENT_MAX N/A Read Word 2 85 °C
A9h MFR_TAMBIENT_MIN N/A Read Word 2 -40 °C
B0h USER_DATA_00 Block Write Block Read <=20 “---”
B1h USER_DATA_01 Block Write Block Read <=20 “---”
C0h MFR_MAX_TEMP_1 N/A Read Word 2 135 °C
D0h MFR_VARIABLE_FREQUENCY_DISABLE Write Byte Read Byte 1 0x00
DBh MFR_CURRENT_SHARE_CONFIG Write Byte* Read Byte 1 0x00/0x01
11
DDh MFR_PRIMARY_ON_OFF_CONFIG Write Byte Read Byte 1 0x04/0x06
14
DEh MFR_PGOOD_POLARITY Write Byte Read Byte 1 0x00
E8h MFR_VIN_OV_FAULT_HYS Write Word Read Word 2 2.00 1.00 20.00 V
E9h MFR_VIN_UV_FAULT_HYS Write Word Read Word 2 2.00 1.00 20.00 V
EAh MFR_OT_FAULT_HYS Write Word Read Word 2 20 5 50 °C
F6h MFR_CALIBRATION_STATUS N/A Read Byte* 1 0xC7
F9h MFR_VIN_SENSE_CALIBRATION Write byte* N/A 1 N/A
FAh MFR_IOUT_SENSE_CALIBRATION Write Word* N/A 2 N/A
FBh MFR_VOUT_SET_POINT_CALIBRATION Write Word* N/A 2 N/A
FCh MFR_SUPERVISOR_PASSWORD Block Write N/A N/A N/A
DRQ-12/50-L48 Series
600W Digital Fully Regulated
Intermediate DC-DC Bus Converter
MDC_DRQ-12/50-L48NK.B02 Page 18 of 26
www.murata-ps.com/support