SPX1581 Overview
The SPX1581 is a 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.
SPX1581 Key Features
- Low Dropout Voltage 500mV at 5A Full Load Current
- Adjustable Ouput Down to 1.2V from ATX Power Supply
- Fixed Output Voltages of 3.3V, 2.8V and 2.5V
- Extremely Tight Load and Line Regulation
- Standard 5-Terminal Low Cost TO-220 and TO-263
SPX1581 Applications
- 3.3V to 2.8V ATX Power Supplies
- 3.3V to 2.9V for Portable PENTIUMTM Processor
- 5V to 3.5V VRE Supply