WL2003E

WL2003E WL2003E 300mA, Low noise, High PSRRˈRF LDO Http://www.willsemi.com Descriptions The WL2003E series are 300mA low dropout linear regulators and optimized to provide a high performance solution for battery power system to deliver low quiescent current. The WL2003E series are designed for portable RF and wireless applications to deliver ultra low output noise and high PSRR. The devices offer a new level of cost effective performance in cellular phones, laptop and notebook computers, and other portable devices. The WL2003E series are designed to make use of low cost ceramic capacitors which ensure the stability of the output current, and enhance the efficiency in order to prolong the battery life of those portable devices. The WL2003E regulators are available in standard SOT-23-5L package. Standard products are Pb-free and Halogen-free Pin Configuration (Top View) 5 1 2 4 3 VOUT NC SOT-23-5L VIN GND EN Features z z z z z z z z z z z Input voltage Output voltage Output current PSRR Output noise Quiescent current Shut-down current Dropout voltage Recommend capacitor Operating Temperature : 2.5V ~ 5.5V : 1.2V ~ 3.3V : 300mA : 70dB @ 1KHz : 100uV : 120ȝA : < 0.1ȝA : 120mV : 1uF : -40 ~ +85 °C For detail marking information, please see page 7. **** Marking Over current/over temperature protection Applications z z z z MP3/MP4 Players Cellphones, radiophone, digital cameras Bluetooth, wireless handsets Others portable electronics device Order Informations For detail ord...