TD1509
2A 150KHz PWM Buck DC/DC Converter

TD1509PR _{(Adjustable Output Voltage Version)}

TD1509P5 _{(5V Fixed Output Voltage Version)}

• 5V and adjustable output versions
• Output adjustable from 1.23v to 43V
• Fixed 150KHz frequency internal oscillator
• Guaranteed 2A output load current
• Input voltage range up to 45V
• Low power standby mode, IQ typically 50 µA
• TTL shutdown capability
• Excellent line and load regulation
• Requires only 4 external components
• High efficiency
• Thermal shutdown and current limit protection
• Available in SOP8 packages

Typical Application