4A 120KHz 50V Synchronous Buck DC to DC Converter With CV/CC Loop XL9027

• Operation Voltage：5V~45V
• Adjust Vout from 1.25V to 40V
• Maximum Duty Cycle up to 100%
• Feedback Voltage Accuracy ±2%
• Fixed 120KHz Switching Frequency
• 4.0A Constant Output Current Capability
• Internal Optimize Power MOSFET
• High efficiency up to 96%
• Max. Output power up to 50W
• Excellent line and load regulation
• EN PIN TTL shutdown capability
• Built in thermal shutdown function
• Built in current limit protection function
• Built in output short protection function
• Built in constant voltage loop and constant current loop
• Temperature Grade 1: -40℃ to 125℃ Ambient Operating Temperature Range
• Device HBM ESD Classification Level Class3A
• Available in TO263-5L package