TC115
PFM/PWM Step-Up DC/DC Converter
Features
• High Efficiency at Low Output Load Currents via PFM Mode • Assured Start-up at 0.
9V • 80µA (Typ) Supply Current • 85% Typical Efficiency at 100mA • 140mA Typical Output Current @ VIN = 2.
0V • Low Power Shutdown Mode • No External Switching
Transistor Needed • Space Saving SOT-89 Package
Package Type
SOT-89-5
5 GND 4 LX
TC115
NC 1 PS 2 SHDN 3
Applications
• • • • • • Pagers Cellular Phones Palmtops 1-Cell to 3-Cell Battery Powered Systems Cameras, Video Recorders Local +3V to +5V Supplies
General Description
The TC115 is a high-efficiency step-up DC/DC converter for small, low input voltage or battery powered systems.
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