onsemi NCP161ASN180T1G, 1 Low Dropout Voltage, Voltage Regulator 450mA, 1.8 V 5-Pin, SOT-23

Ultra High PSRR 98dB at 1kHz, 48dB at 100kHz
Ultra Low Output Noise 10 μVRMS
Ultra Low Quiescent current 18 μA
Operating Input Voltage Range 1.9V to 5.5V
Very Low Dropout 150mV at 450mA
Available in CSP4 0.35P and XDFN4 0.65P package
Available in industry standard TSOP5 package
Excellent for power sensitive device like Wi-Fi module
Very well suited for noise sensitive application
Improved efficiency during light load conditions
Suitable for battery powered device
Low power dissipation at full load
Great for space constrains application
Suitable for industrial applications
Applications
A/D and D/A Converters Power supply
Audio codec
Battery Powered Equipment
Camera module
Precision Analog Circuits
RF Modules
End Products
Cameras and camcoders
Smartphones
Tablets
Wireless Routers