SPX2941

www.DataSheet4U.com ® SPX2941 1A Low Dropout Voltage Regulator, Adjustable Output, Fast Response Now Available in Lead Free Packaging APPLICATIONS ■ Powering VGA & Sound Card ■ LCD Monitors ■ USB Power Supply ■ Power PC Supplies ■ SMPS Post-Regulator ■ High Efficiency Linear Power Supplies ■ Battery Charger ■ Portable Instrumentation ■ Constant Current Regulators ■ Adjustable Power Supplies DESCRIPTION The SPX2941 is a 1A, accurate voltage regulator with a low drop out voltage of 280mV(typ.) at 1A. These regulators are specifically designed for low voltage applications that require a low dropout voltage and a fast transient response. They are fully fault protected against over-current, reverse battery, and positive and negative voltage transients. Other features include Enable, and Error Flag. The SPX2941 is offered in 5-pin TO-220 & TO-263 packages. For a 3A version, refer to the SPX29300 data sheet. TYPICAL APPLICATIONS CIRCUIT VIN 6.8µF + 4 EN 2 5 + ADJ R1 VOUT 10µF FEATURES ■ Adjustable Output Down To 1.25V ■ Low Quiescent Current ■ Guaranteed 1.5A Peak Output Current ■ Low Dropout Voltage of 280mV @ 1A ■ Extremely Tight Load and Line Regulation ■ Extremely Fast Transient Response ■ Reverse-battery Protection ■ Internal Thermal and Current Limit Protection ■ Zero Current Shutdown ■ Error Flag Output for Out of Regulation State ■ Standard TO-220 and TO-263 packages ■ Replacement for LM2941 and AS2941 SPX2941 5 Pin TO-263 1 2 3 4 5 ADJUST ENABLE GND SPX2941 3 1 G...