FEATURES

 Ultralow RMS Noise: 1.2μVRMS (10Hz to 100kHz)

 Ultralow Spot Noise: 3.5nV/√Hz at 10kHz

 Ultralow 1/f Noise: 7μVP-P (0.1Hz to 10Hz)

 High PSRR at High Frequency: 52dB at 1MHz

 Ultrafast Transient Response

 Dropout Voltage: 45mV Typical

 100μA Reference Current: ±0.5% Initial Accuracy

 Precision Current Monitor: ±3% Accuracy at 3A

 PMBus Capability Includes:

 VOUT, IOUT, VIN, VBIAS, and Temperature Reporting

 VOUT Margining

 IOUT Overcurrent and Undercurrent Warn Limits

 VOUT, VIN, and VBIAS Undervoltage and Overvoltage

Warn Limits

 Overtemperature Warn Limit

 Stable with Ceramic Output Capacitors (10μF

Minimum)

 Parallel Multiple Devices for Higher Current

 VIOC Pin to Control Upstream Switching Converter

 22-Lead (3mm × 4mm) LQFN Package

APPLICATIONS

 RF Power Supplies: PLLs, VCOs, Mixers, LNAs, PAs

 High Speed/High Precision Data Converters

 Low Noise Instrumentation

 Post-Regulator for Switching Supplies

 FPGA and DSP Power Supplies

 Medical Applications