Linear Technology LT3467
1.1A Step-Up DC/DC Converter
FEATURES
n 1.3MHz Switching Frequency (LT3467) n 2.1MHz Switching Frequency (LT3467A) n Low VCESAT Switch: 330mV at 1.1A n High Output Voltage: Up to 40V n Wide Input Range: 2.4V to 16V n Dedicated Soft-Start Pin n 5V at 540mA from 3.3V Input (LT3467) n 5V at 430mA from 3.3V Input (LT3467A) n 12V at 270mA from 5V Input (LT3467) n 12V at 260mA from 5V Input (LT3467A) n Uses Small Surface Mount Components n Low Shutdown Current: <1μA n Pin-for-Pin Compatible with the LT1930 and LT1613 n Low Profile (1mm) ThinSOT™ Package n Low Profile (0.75mm) 8-Lead (3mm × 2mm) DFN PackageAPPLICATIONS
n Digital Cameras n White LED Power Supplies n Cellular Phones n Medical Diagnostic Equipment n Local 5V or 12V Supplies n TFT-LCD Bias Supplies n xDSL Power Supplies LT3467/LT3467A 1.1A Step-Up DC/DC Converter with Integrated Soft-StartDESCRIPTION
The LT®3467/LT3467A switching regulators combine a 42V, 1.1A switch with a soft-start function. Pin compatible with the LT1930, its low VCESAT bipolar switch enables the device to deliver high current outputs in a small footprint.