General Description
The TC115 is a high-efficiency step-up DC/DC converter for small, low input voltage or battery powered systems. This device has a start-up voltage of 0.9V and a typical supply current of 80 µA.
   
Features
• High Efficiency at Low Output Load Currents via PFM Mode
• Assured Start-up at 0.9V
• 80 µA (Typ) Supply Current
• 85% Typical Efficiency at 100 mA
• 140 mA Typical Output Current @ VIN = 2.0V
• Low Power Shutdown Mode
• No External Switching Transistor Needed
• Space-Saving SOT-89 Package
   
Applications
• Pagers
• Cellular Phones
• Palmtops
• 1-Cell to 3-Cell Battery Powered Systems
• Cameras, Video Recorders
• Local +3V to +5V Supplies