Features

» 3.3V, 5V, 12V and Adjustable Output Versions

« Wide Input Voltage Range up to 40V

« Guaranteed 0.5A Output Current

» High Efficiency

» Requires only 4 External Components

» 300 kHz Fixed Frequency Intemal Oscillator

« TTL Shutdown Capability, Low Power

Standby Mode

» Uses Readily Available Standard Inductors

» Thermal Shutdown and Current Limit Protection

» Adjustable Version Output Voltage Range,

1.23V to 37V £4% Max Over Line and

Load Conditions

« Low Quiescent Current: 50uA(Typ)

« RoHS and Halogen free compliance

« Compact package: SOP-8