LP3985IBPX-2.8 Datasheet PDF - National Semiconductor

●Micropower, 150mA Low-Noise Ultra Low-Dropout CMOS Voltage Regulator ;•2.5 to 6.0V input range •150mA guaranteed output •50dB PSRR at 1kHz @ VIN = VOUT+ 0.2V •≤1.5µA quiescent current when shut down • Fast Turn-On time: 200 µs (typ.) •100mV maximum dropout with 150mA load •30µVrms output noise (typ) over 10Hz to 100kHz •−40 to +125˚C junction temperature range for operation •Miniature 5-I/O micro SMD and SOT-23-5 package • Logic controlled enable •Stable with ceramic and high quality tantalum capacitors •Fast turn-on •Thermal shutdown and short-circuit current limit