LT3580

LT3580 Boost/Inverting DC/DC Converter with 2A Switch, Soft-Start, and Synchronization FEATURES n 2A Internal Power Switch n Adjustable Switching Frequency n Single Feedback Resistor Sets VOUT n Synchronizable to External Clock n High Gain SHDN Pin Accepts Slowly Varying Input Signals n Wide Input Voltage Range: 2.5V to 32V n Low VCESAT Switch: 300mV at 1.5A (Typical) n Integrated Soft-Start Function n Easily Configurable as a Boost or Inverting Converter n User Configurable Undervoltage Lockout (UVLO) n Tiny 8-Lead 3mm × 3mm DFN and 8-Lead MSOP Packages APPLICATIONS n VFD Bias Supplies n TFT-LCD Bias Supplies n GPS Receivers n DSL Modems n Local Power Supply DESCRIPTION The LT®3580 is a PWM DC/DC converter containing an internal 2A, 42V switch. The LT3580 can be configured as either a boost, SEPIC or inverting converter. Capable of generating 12V at 550mA or –12V at 350mA from a 5V input, the LT3580 is ideal for many local power supply designs. The LT3580 has an adjustable oscil...