EZBuckDC-DC变换器降压稳压器AOZ1014AI
Features
● 4.5V to 16V operating input voltage range
● 32mΩ internal PFET switch for high efficiency: up to
95%
● Internal soft start
● Output voltage adjustable to 0.8V
● 5A continuous output current
● Fixed 500kHz PWM operation
● Cycle-by-cycle current limit
● Short-circuit protection
● Thermal shutdown
● Small size SO-8 and DFN-8 packages
Applications
● Point of load DC/DC conversion
● PCIe graphics cards
● Set top boxes
● DVD drives and HDD
● LCD panels
● Cable modems
● Telecom/networking/datacom equipment
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dzsc/18/5052/18505209.jpg
dzsc/18/5052/18505209.jpg
EZBuckDC-DC变换器降压稳压器AOZ1014AI Features● 4.5V to 16V operating input voltage range● 32mΩ internal PFET switch for high efficiency: up to95%● Internal soft start● Output voltage adjustable to 0.8V● 5A continuous output current● Fixed 500kHz PWM operation● Cycle-by-cycle current limit● Short-circuit protection● Thermal shutdown● Small size SO-8 and DFN-8 packagesApplications● Point of load DC/DC conversion● PCIe graphics cards● Set top boxes● DVD drives and HDD● LCD panels● Cable modems● Telecom/networking/datacom equipment dzsc/18/5052/18505210.jpg dzsc/18/5052/18505210.jpg dzsc/18/5052/18505210.jpg
XL6004是一颗突破传统电路拓扑结构,结合HVBCD工艺,大电流,高压DC/DC升压恒流LED驱动IC, (1)它具有较宽的直流5V到32V输入电压范围(低压可以兼顾锂电供电) (2)升压可到42V,可驱动串联12颗1W LED(同比其它品牌多驱动4~5颗LED) (3)大电流2000mA持续电流输出,可驱动1W LED12串3并或3W LED12串 (4)EN脚可实现PWM调光,且自带软启动功能 (5)低至0.2V参考电压,可以有效提高系统效率 (6)输出42V过压保护功能 (7)内置过热保护功能 优势:宽电压输入,大电流输出,外围电路简单。XL6004应用简单,普通DC/DC升压拓扑结构,效率高达92%,适用于基于LED的汽车、路灯、 太阳能灯及LED背光驱动的应用.低压LED射灯代替卤素灯 车载LED灯 低压工业照明 LED备用灯 LED灯饰 安全电压照明 液晶电视背光.1. 传统的大功率LED路灯电源,大部分是用220V AC~DC后面再用LM358或者三极管来做恒流,此电路恒流精度低,并且过温,短路等保护功能没有,输出的可变性不强.2. XL6004只要前面有标配的AC~DC的电源,24V/12V,XL6004有40W的输出功率,80W路灯用2个XL6004电路,120W路灯用3个XL6004电路,200W路灯用5个XL6004电路。3. XL6004可以12个LED灯串联,市场其它输出只能够8个LED灯串联。4. 还可以用在太阳能...