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Description

The YB1200 family consists of a series of 150mA ultra-low-noise, low dropout (LDO) linear regulators especially designed for battery-powered RF and wireless applications. The YB1200 regulator achieves a low 250mV dropout at 150mA load current of 3.3V output, ultra-low output voltage noise of 15?Vrms and PSRR of 57dB at 1KHz.

Features

? High Accuracy +-2

? Ultra-Low-Noise Low-Drop-Out Regulator with 1.8/2.5/2.6/2.8/3.0/3.3V Preset Outputs

? Stable with 0.47?F Ceramic Capacitor for Any Load

? Typical Output Current: 150mA

? Low Quiescent Current: ~90?A

? 250mV Dropout at 150mA Load (3.3V)

? Only Need Input and Output Capacitors

? Power Saving Shutdown Mode (<1?A)

? Thermal Protection Shutdown

? Built-In Internal Soft-Start

? Output Short-circuit Current Limit Protection

? Green package (RoHS) available

Applications

? PDA, Palmtops and Notebook Computers

? DSC, Handset Camera Modules

? PCMCIA Cards, PC Cameras

? USB Based Portable Devices (MP3, PMP)

? GSM/GPRS/3G RF Transceiver Modules

? Wireless LANs, Bluetooth Portable Radios