Catalog
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Key Features
• Valley on Function to Achieve Low Switching Loss
• Internal Integrate a High Voltage MOSFET
• Low Start-up Current
• High Efficiency up to 90%
• BCM Mode
• Build in UVLO,LEB,LED Open, LED Short and OTP Protection
• Tight LED Open Voltage
• Open-Load and Reload Detection
• Internal Thermal Foldback Function
• Low System Cost
• SO-7 Package
Description
AI
The AL1678 is a high efficiency and high accuracy converter for LED driver. It is a universal buck solution. The AL1678 provides accurate constant current (CC) regulation.