PRODUCT DESCRIPTION
The SPX1583 is a 1.5A Low Dropout Regulator with extremely low dropout voltage. The adjustable version requires only two external resistors to set the output voltage. The fixed version has a preset output of 3.3V, 2.8V or 2.5V and does not require any external resistors.

FEATURES
• Low Dropout Voltage 500mV at 1.5A Full Load Current
• Adjustable Output Down to 1.2V from ATX Power Supply
• Fixed Output Voltages of 3.3V, 2.8V, 2.5V, and 1.5V
• Extremely Tight Voltage and Line Regulation
• Standard 5-Terminal Low Cost TO-220 & TO-263

APPLICATIONS
• 3.3V to 2.8V ATX Power Supplies
• 3.3V to 2.9V for Portable PENTIUM Processor
• 5V to 3.5V VRE Supply
• High Efficiency “Green” Computer Systems