ZHCSNR7A March 2022 – August 2022 TPS55289
PRODUCTION DATA
MODE is shown in Figure 7-21 and described in Table 7-10.
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MODE controls the operating mode of the TPS55289.
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
OE | FSW | HICCUP | DISCHG | Reserved | Reserved | FPWM | Reserved |
R/W-0b | R/W-0b | R/W-1b | R/W-0b | R/W-0b | R/W-0b | R/W-0b | R/W-0b |
Bit | Field | Type | Reset | Description |
---|---|---|---|---|
7 | OE | R/W | 0b | Output enable 0b = Output disabled (Default) 1b = Output enable |
6 | FSWDBL | R/W | 0b | Switching frequency doubling in buck-boost mode TI does not recommend using double frequency function at switching frequency above 1.6 MHz. 0b = Keep the switching frequency unchanged during buck-boost mode (Default) 1b = Double the switching frequency during buck-boost mode |
5 | HICCUP | R/W | 1b | Hiccup mode 0b = Disable the hiccup during output short circuit protection. 1b = Enable the hiccup during output short circuit protection (Default) |
4 | DISCHG | R/W | 0b | Output discharge 0b = Disabled VOUT discharge when the device is in shutdown mode (Default) 1b = Enable VOUT discharge. VOUT is discharged to ground by an internal 100-mA current sink |
3 | RESERVED | R | 0b | Reserved |
2 | RESERVED | R | 0b | Reserved |
1 | FPWM | R/W | 0b | Select operating mode at light load condition 0b = PFM operating mode at light load condition (Default) 1b = FPWM operating mode at light load condition |
0 | RESERVED | R | 0b | Reserved |