產(chǎn)品詳情

LP3997 微源半導(dǎo)體 低壓差線性穩(wěn)壓芯片

Features

◆ Wide Input Voltage Range: 1.6V to 6.0V

◆ Fixed Output Voltage: 1.2V to 5V

◆ Maximum Load Current Up to 300mA

◆ High PSRR: 65dB@1kHz

◆ Ultra-Low Quiescent Current: 2μA

◆ Low Noise: 60μVRMS typical

◆ Low Dropout Voltage:

- 60mV @ 100mA Load, VOUT=3.3V

- 180mV @ 300mA Load, VOUT=3.3V

◆ Output Voltage Accuracy: ±1.5% @ 1mA typical

◆ Thermal Shutdown Protection

◆ Excellent Load/Line Transient Response

◆ Line Regulation: 0.02%/V typical

◆ Load Regulation: 20mV typical

◆ Robust ESD capability:

- Human Body Model: 4kV

- Charged Device Model: 1kV

◆ Package: SOT23-5, DFN1x1-4

◆ RoHS Compliant and 100% Lead (Pb)-Free

Application

◆ Wearable devices

◆ Digital cameras

◆ Audio devices

◆ Portable and battery-powered equipment

◆ Post dc-to-dc regulation

◆ Post regulation

◆ Wireless handsets