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20V, 200mA, Ultralow Noise, Ultrahigh PSRR RF Linear Regulator
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LT3042
20V, 200mA, Ultralow Noise,
Ultrahigh PSRR RF Linear Regulator
FEATURES DESCRIPTION Ultralow RMS Noise: 0.8µVRMS (10Hz to 100kHz)
nn Ultralow Spot Noise: 2nV/√Hz at 10kHz
nn Ultrahigh PSRR: 79dB at 1MHz
nn Output Current: 200mA
nn Wide Input Voltage Range: 1.8V to 20V
nn Single Capacitor Improves Noise and PSRR
nn 100µA SET Pin Current: ±1% Initial Accuracy
nn Single Resistor Programs Output Voltage
nn High Bandwidth: 1MHz
nn Programmable Current Limit
nn Low Dropout Voltage: 350mV
nn Output Voltage Range: 0V to 15V
nn Programmable Power Good
nn Fast Start-Up Capability
nn Precision Enable/UVLO
nn Parallelable for Lower Noise and Higher Current
nn Internal Current Limit with Foldback
nn Minimum Output Capacitor: 4.7µF Ceramic
nn Reverse Battery and Reverse Current Protection
nn 10-Lead MSOP and 3mm × 3mm DFN Packages The LT®3042 is a high performance low dropout linear …