*实用的15W MR16\AR111\QR111之LED升压恒流方案、兼容大部分电子变压器！

Features
n Wide 5V to 32V Input Voltage Range
n 0.22V FB adjustable LED drive current
n Directly drive 11 Series 1W LED at
VIN>=12V
n Fixed 180KHz Switching Frequency
n Max. 5A Switching Current Capability
n Up to 94% efficiency
n Excellent line and load regulation
n EN PIN TTL shutdown capability &
With PWM Dimming Function
n Internal Optimize Power MOSFET
n Built in Soft-Start Function
n Built in Frequency Compensation
n Built in Thermal Shutdown Function
n Built in Current Limit Function
n Available in TO252-5L package

Introduction :
The document describes a high efficiency LED driver desi gned to drive an LED driver at a current of 320
mA from an input voltage range of 5 VDC to 32 VDC, output support 2~16 series 1W LED.
The XL6005 also provides a sophisticated range of protection features including output LED open faults
and soft-start functi on. Accurate hysteretic thermal shutdown en sures safe average PCB temperatures under
all conditions. Design with very low parts count.
This document contains the converter specification, schematic, PCB diagram, conducted EMI
measurements, bill of materials and typical performance characteristics.

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