LP3988H 微源超低噪声 低压差线性稳压IC
Features
◆Low current consumption: 24µA (Typ)
◆Wide input voltage range: 2.0V to 5.5V
◆High output voltage accuracy: ±1.5%
◆Ultra high PSRR: 98dB at 20mA/1kHz
◆Ultra low noise: 10 µVRMS (TBD)
◆Low dropout voltage:
− 165mV at 250mA (VOUT = 1.8V)
− 480mV at 500mA (VOUT = 1.8V)
◆Integrated over-current protection
◆Active-high EN pin
◆Robust ESD capability:
− Human Body Model: 4 kV
− Charged Device Model: 1 kV
◆Available in small packages:
− SOT23-5
− TDFN-4 (1.0mm 1.0mm)
Application
◆Wearable Devices
◆Portable Medical Equipment
◆PDAs, Mobile Phones GPS devices
