XLSEMI
®
Xinlong Semiconductor
XL7045
0.3A 100KHz 80V Buck DC to DC Converter
Wide 10V to 80V Operation Voltage
Adjust Vout from 1.25V to 20V
Maximum Duty Cycle 100%
Minimum Drop Out 1V
Fixed 100KHz frequency
Max. IOUT=0.3A at VOUT=5V
Max. IOUT=0.2A at VOUT=12V or 15V
Internal Optimize HV Power Transistor
High efficiency up to 84%
Excellent line and load regulation
Built in thermal shutdown function
Built in current limit function
Built in output short Protection Function
SOP8-EP (Exposed PAD) package
XL7045
Typical Application Circuit
Applications
• EBike Controller Power Supply
• Telecon/Networking Equipment
• Simple Hi-Voltage (up to 80V) Step-Down regulatoers
• Efficient Pre-regulator for linear regulators
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