FEATURES
n 1.2MHz Switching Frequency n Low VCESAT Switches: 330mV at 1.3A n High Output Voltage: Up to 40V n Wide Input Range: 2.4V to 16V n Inverting Capability n 5V at 630mA from 3.3V Input n 12V at 320mA from 5V Input n –12V at 200mA from 5V Input n Uses Tiny Surface Mount Components n Low Shutdown Current: < 1μA n Low Profile (0.75mm) 10-Lead 3mm × 3mm DFN Package APPLICATIONS
n Organic LED Power Supply n Digital Cameras n White LED Power Supply n Cellular Phones n Medical Diagnostic Equipment n Local ±5V or ±12V Supply n TFT-LCD Bias Supply n xDSL Power Supply LT3471 Dual 1.3A, 1.2MHz Boost/Inverter in 3mm × 3mm DFN DESCRIPTION
The LT®3471 dual switching regulator combines two 42V, 1.3A switches with error amplifiers that can sense to ground providing boost and inverting capability. The low VCESAT bipolar switches enable the device to deliver high current outputs in a small footprint.
Linear Technology
