PRODUCT DESCRIPTION
The SPX2840 is a low power 4A Adjustable Voltage Regulator that is very easy to use. It requires only 2 external resistors to set the output voltage. This device is an excellent choice for use in Powering Intel Microprocessor to convert from +5V to 3.3V supplies and as a post regulator for switching supplies applications. The SPX2840 features low dropout of a maximum 1.3 volts.

FEATURES
• Adjustable Output Down To 1.25V Or Fixed 3.3V
• Output Current Of 4A
• Low Dropout Voltage
• Extremely Tight Load And Line Regulation
• Current & Thermal Limiting
• Standard 3-Terminal Low Cost TO-220

APPLICATIONS
• Powering Intel Pentium µP from +5V Supplies
• Power PC Supplies
• SMPS Post-Regulator
• High Efficiency “Green” Computer Systems
• High Efficiency Linear Power Supplies
• Portable Instrumentation
• Constant Current Regulators
• Adjustable Power Supplies
• Battery Charger