SLVSH95 July 2024 TPS546C25
ADVANCE INFORMATION
CMD Address | 8Bh |
Write Transaction: | N/A |
Read Transaction: | Read Word |
Format: | LINEAR16, Absolute per Section 7.14 |
NVM Backup: | No |
Update Rate: | 190 µs |
Supported Range | VOUT 1.953mV step: up to 6V |
The READ_VOUT command returns the actual, measured output voltage (VOSNS−GOSNS) in Volts. See Telemetry for more details. The format and LSB is set by (20h) VOUT_MODE.
Return to Supported PMBus Commands.
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 |
R | R | R | R | R | R | R | R |
0 | 0 | 0 | READ_VOUT | ||||
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
R | R | R | R | R | R | R | R |
READ_VOUT |
LEGEND: R/W = Read/Write; R = Read only |
Bit | Field | Access | Reset | Description |
---|---|---|---|---|
15:13 | 0 | R | 000b | Not supported and always set to 0. |
12:0 | READ_VOUT | R/W | 000 0000 0000b | Output voltage telemetry data. Clamped at 0V minimum. |
The maximum valid value of READ_VOUT when an external feedback resistor is selected is shown in the table below. Any value above the maximum indicates an incorrect VOUT_SCALE_MONITOR setting.
VOUT_SCALE_MONITOR [3:0] | Max Valid READ_VOUT (V) | |
---|---|---|
Greater than or equal to | Less than | |
2d | 6.0 | |
2d | 4d | 3.0 |
3.04d | 8d | 1.5 |
8d | 16d | 0.75 |