Features

• Output Voltage Versions: 3.3 V, 5.0 V, 12 V, 15 V, and Adjustable.
• Adjustable Version Output Voltage Range: 1.23 to 37 V (±4% Maximum Over Line and Load Conditions).
• Guaranteed 3.0 A Output Current.
• Wide Input Voltage Range.
• Requires Only 4 External Components.
• Fixed Frequency Internal Oscillator at 52 kHz.
• TTL Shutdown Capability, Low Power Standby Mode.
• High Efficiency.
• Uses Readily Available Standard Inductors.
• Thermal Shutdown and Current Limit Protection.
• Moisture Sensitivity Level (MSL) Equals 1.
• Pb−Free Packages are Available.

Applications

• Simple High−Efficiency Step−Down (Buck) Regulator.
• Efficient Pre−Regulator for Linear Regulators.
• On−Card Switching Regulators.
• Positive to Negative Converter (Buck−Boost).
• Negative Step−Up Converters.
• Power Supply for Battery Chargers.

Specifications