SLUUC04A February 2019 – June 2021 TPS568230
A summary of the TPS568230EVM performance specifications is provided in Table 2-1. Specifications are given for an input voltage of VIN = 12 V and an output voltage of 1.05 V, unless otherwise specified. The TPS568230EVM is designed and tested for VIN = 4.5 V to 18 V. The ambient temperature is 25°C for all measurements, unless otherwise noted.
| SPECIFICATION | TEST CONDITIONS | MIN | TYP | MAX | UNIT |
|---|---|---|---|---|---|
| Input voltage | 4.5 | 12 | 18 | V | |
| Output voltage setpoint | 1.05 | V | |||
| FB voltage | TJ = 25°C | 594 | 600 | 606 | mV |
| Output current range | 0 | 8 | A | ||
| Soft start time | External soft start time | 2.6 | ms | ||
| Operating frequency | 600k | Hz | |||
| Mode | Light load operating mode | ECO | |||
| Over current | Valley current set point | 9.8 | A |
TPS568230 supports 9 different kinds of mode by selecting divider resister on mode pin. Please refer Table 2-2.
In this TPS568230EVM board, mode can be selected to 600kHz ECO, 600kHz OOA or 600kHz FCCM by Mode Jumper. If you want to select other mode, please replace mode divider resister according to below table.
| R_Top(kΩ) | R_Bottom (kΩ) | LIGHT LOAD OPERATION | FREQUENCY (kHz) |
|---|---|---|---|
| 330 | 5.1 | Eco | 600 |
| 330 | 15 | Eco | 800 |
| 330 | 27 | Eco | 1000 |
| 200 | 27 | OOA | 600 |
| 150 | 33 | OOA | 800 |
| 160 | 51 | OOA | 1000 |
| 110 | 51 | FCCM | 600 |
| 75 | 51 | FCCM | 800 |
| 51 | 51 | FCCM | 1000 |