LX1994 – High efficiency LED Driver

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Presentation transcript:

LX1994 – High efficiency LED Driver http://www.microsemi.com FEATURES Efficiency >92% Light sensor interface Vin range 2.7 V to 6V. Start up at 2V NEW !!! Dual Mode PFM architecture >1W drive at high efficiency Ext. N-MOSFET for >35V outputs OVP protection open string Logic Controlled Shutdown Typical Iq<180µA Shutdown Iq current <1µA Dual dimming options (DC or PWM) No external Zener clamp diode requires Tiny 10-Pin MLP or MSOP Package APPLICATIONS Pagers, PDAs Wireless Phones Handheld Displays AVAILABILITY Sample – NOW Production – 6/04 Patent Pending