XLSEMI
®
Xinlong Semiconductor
XL7056
2.1A 100KHz 90V Buck DC to DC Converter
Wide 8V to 80V Operation Voltage
Adjust Vout from 1.25V to 20V
Maximum Duty Cycle 85%
Minimum Drop Out 2.0V
Fixed 100KHz frequency
Max. IOUT=2.1A at VOUT=5V
Max. IOUT=1.2A at VOUT= 15V
Internal Optimize HV Power MOSFET
High efficiency up to 93%
Max. Output power less than 20W
Built in thermal shutdown function
Built in current limit function
Built in output short Protection Function
TO263-7L package
XL7056
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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