FEATURES
2 A maximum output current Low input voltage supply range
VIN = 1.10 V to 1.98 V, no external bias supply required Fixed output voltage range: VOUT_FIXED = 0.9 V to 1.5 V Adjustable output voltage range: VOUT_ADJ = 0.5 V to 1.5 V Ultralow noise: 2 μV rms, 100 Hz to 100 kHz Noise spectral density
4 nV/√Hz at 10 kHz 3 nV/√Hz at 100 kHz Low dropout voltage: 62 mV typical at 2 A load Operating supply current: 4.5 mA typical at no load ±1.5% fixed output voltage accuracy over line, load, and
temperature
Excellent power supply rejection ratio (PSRR) performance
62 dB typical at 10 kHz at 2 A load
46 dB typical at 100 kHz at 2 A load Excellent load/line transient response
Soft start to reduce inrush current
Optimized for small 10 μF ceramic capacitors Current-limit and thermal overload protection
Power-good indicator
Precision enable
16-lead, 3 mm × 3 mm LFCSP package
AEC-Q100 qualified for automotive applications

APPLICATIONS
Regulation to noise sensitive applications such as radio
frequency (RF) transceivers, analog-to-digital converter
(ADC) and digital-to-analog converter (DAC) circuits,
phase-locked loops (PLLs), voltage controlled oscillators
(VCOs) and clocking integrated circuits
Field-programmable gate array (FPGA) and digital signal processor (DSP) supplies
Medical and healthcare
Industrial and instrumentation