STMicroelectronics LDO40LPU33RY, 1 Linear Voltage, Voltage Regulator 400mA, 3.3 V 6-Pin, DFN

Low quiescent current: typ. 45 μA at no load
Wide input voltage operating range up to 38 V
Low startup voltage: 3.5 V
Output current up to 400 mA
Output voltage options: Adj from 2.5 V and fixed, 3.0, 3.3, 5.0 and 8.5 V
Output voltage accuracy:
± 1% typ. @ 25 °C
± 3% (including line, load and temperature variation)
Ultra low-dropout:
36 mV @ 100 mA load current
140 mV @ 400 mA load current
High PSRR: 70 dB @ 1 kHz
Very low noise: 20 μVRMS/VOUT
Protection features: current limitation, thermal shutdown
-40 °C to +125 °C operating temperature range
Package: DFN6 (3x3) (wettable flanks)