SLVU263A August 2008 – October 2021 TPS54231
A summary of the TPS54231EVM-372 performance specifications is provided in Table 1-2. Specifications are given for an input voltage of VIN = 15 V and an output voltage of 3.3 V, unless otherwise specified. The TPS54231EVM-372 is designed and tested for VIN = 7 V to 28 V. The ambient temperature is 25°C for all measurements, unless otherwise noted.
| SPECIFICATION | TEST CONDITIONS | MIN | TYP | MAX | UNIT | ||
|---|---|---|---|---|---|---|---|
| VIN voltage range | 7 | 15 | 28 | V | |||
| Output voltage set point | 3.3 | V | |||||
| Output current range | VIN = 7 V to 28 V | 0 | 2 | A | |||
| Line regulation | IO = 1 A, VIN = 7 V to 28 V | ±0.15% | |||||
| Load regulation | VIN = 15 V, IO = 0 A to 2 A | ±0.15% | |||||
| Load transient response | IO = 0.5 A to 1.5 A | Voltage change | –100 | mV | |||
| Recovery time | 150 | μs | |||||
| IO = 1.5 A to 0.5 A | Voltage change | 100 | mV | ||||
| Recovery time | 150 | μs | |||||
| Loop bandwidth | VIN = 15 V, IO = 1 A | 27 | kHz | ||||
| Phase margin | VIN = 15 V , IO = 1 A | 55 | ° | ||||
| Input ripple voltage | IO = 2 A | 125 | mVpp | ||||
| Output ripple voltage | IO = 2 A | 5 | mVpp | ||||
| Output rise time | 6 | ms | |||||
| Operating frequency | 570 | kHz | |||||
| Maximum efficiency | TPS54231EVM-372, VIN = 7 V, IO = 0.5 A | 92.7% | |||||