TPS7A53B
Overview
The TPS7A53B is a low-noise (4.6μVRMS), ultra-low dropout linear regulator (LDO) capable of sourcing 3A with only 110mV of maximum dropout. The device output voltage is adjustable from 0.5V to 5.15V using an external resistor divider.
- Accuracy over line, load, and temperature with BIAS: 0.5%
- Output voltage noise: 4.6μVRMS
- Low dropout: 110mV (max) at 3A with BIAS
- Power-supply rejection ratio: - 48dB at 500kHz
- Input voltage range: - Without BIAS: 1.4V to 6.5V - With BIAS: 1.1V to 6.5V
- Adjustable output voltage range: 0.5V to 5.15V
- Adjustable soft-start inrush control
- Open-drain, power-good (PG) output
- 2.5mm × 2.2mm, 12-pin VQFN package
