• [ CXLE8601 ]

样品申请

一,产品概述(General Description)         zR6嘉泰姆

CXLE8601升压恒流LED驱动器：高精度驱动1W LED的理想方案

CXLE8601是一款专为1W LED灯设计的升压恒流驱动器，凭借其0.22V低采样电压和400KHz固定开关频率，提供稳定的输出性能。芯片内置频率补偿电路与功率MOS管，大幅简化外部电路设计，同时支持3~8串LED灵活配置，尤其适用于输入电压≥12V时的高亮度场景。zR6嘉泰姆

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The CXLE8602 regulator is fixed frequency PWM Boost (step-up) LEDzR6嘉泰姆
constant current driver,capable of driving Series 1W LED units with excellentzR6嘉泰姆
line and load regulation. The regulator is simple to use because it includeszR6嘉泰姆
internal frequency compensation and a fixed-frequency oscillator so that itzR6嘉泰姆
requires a minimum number of external components to work.zR6嘉泰姆
     The CXLE8602 could directly drive 6 Series 1W LED units at VIN>12V . zR6嘉泰姆
     The CXLE8601 regulator is fixed frequency PWM Boost (step-up) LEDzR6嘉泰姆
constant current driver,capable of driving Series 1W LED units with excellentzR6嘉泰姆
line and load regulation. The regulator is simple to use because it includeszR6嘉泰姆
internal frequency compensation and a fixed-frequency oscillator so that itzR6嘉泰姆
requires a minimum number of external components to work.zR6嘉泰姆
     The CXLE8601 could directly drive 5~8 Series 1W LED units at VIN>12V .zR6嘉泰姆
      The PWM control circuit is able to adjust the duty ratio linearly from 0 to 95%. An enable function, an over current protection function is built inside. An internal compensation block is built in to minimize external component count.zR6嘉泰姆

核心优势

1. 宽压高效驱动zR6嘉泰姆

   • 输入电压覆盖3.6V~24V，适配多种电源环境，输入≥12V时可驱动5~8串LED。zR6嘉泰姆

   • 92%超高转换效率，搭配最大2A开关电流，确保低能耗、高亮度输出。zR6嘉泰姆

2. 精准控制与保护zR6嘉泰姆

   • PWM线性调光：0~90%占空比无级调节，实现平滑亮度调控。zR6嘉泰姆

   • 多重防护机制：集成过流保护、热关断、LED开路保护及软启动功能，保障系统安全运行。zR6嘉泰姆

3. 高度集成设计zR6嘉泰姆

   • 内置补偿模块、电流限制功能及TTL使能控制（EN脚），减少外围元件需求。zR6嘉泰姆

   • SOP8紧凑封装，节省PCB空间，适配小型化设备。zR6嘉泰姆

技术亮点

• 低采样电压：0.22V输出电流检测，提升能效比。zR6嘉泰姆

• 稳定频率输出：400KHz固定频率，降低噪声干扰。zR6嘉泰姆

• 工业级可靠性：支持-40℃~85℃工作温度，适应严苛环境。zR6嘉泰姆

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二.产品特点(Features)zR6嘉泰姆

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Wide 3.6V to 24V Input Voltage RangezR6嘉泰姆
0.22V FB adjustable LED drive currentzR6嘉泰姆
Directly drive 6 Series 1W LED atzR6嘉泰姆
VIN>=12VzR6嘉泰姆
Fixed 400KHz Switching FrequencyzR6嘉泰姆
Max. 2A Switching Current CapabilityzR6嘉泰姆
Up to 92% efficiencyzR6嘉泰姆
Excellent line and load regulationzR6嘉泰姆
EN PIN TTL shutdown capabilityzR6嘉泰姆
Internal Optimize Power MOSFETzR6嘉泰姆
Built in Soft-Start FunctionzR6嘉泰姆
Built in Frequency CompensationzR6嘉泰姆
Built in Thermal Shutdown FunctionzR6嘉泰姆
Built in Current Limit FunctionzR6嘉泰姆
Available in SOP8L packagezR6嘉泰姆
三,应用范围 (Applications)zR6嘉泰姆
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• LED照明系统：通用照明、景观灯、工业灯具。zR6嘉泰姆

• 显示设备背光：7~15寸LCD面板、显示器LED背光驱动。zR6嘉泰姆

• 便携设备：电池供电场景下的高效升压恒流解决方案。zR6嘉泰姆

        CXLE8601以高集成度、低功耗和卓越稳定性，成为LED驱动领域的优选方案，广泛适用于消费电子、工业控制及显示技术领域。zR6嘉泰姆

LED LightingzR6嘉泰姆
Boost constant current driverzR6嘉泰姆
Monitor LED BacklightingzR6嘉泰姆
7’ to 15’ LCD PanelszR6嘉泰姆

四.技术规格书下载（产品PDF）zR6嘉泰姆
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需要详细的PDF规格书请扫一扫微信联系我们，还可以获得免费样品以及技术支持！zR6嘉泰姆

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五,产品封装图 (Package)zR6嘉泰姆
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六.电路原理图zR6嘉泰姆
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七,功能概述zR6嘉泰姆
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八,相关芯片选择指南zR6嘉泰姆
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九。Bill of Materials（BOM)zR6嘉泰姆
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十。Performance DatazR6嘉泰姆
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十一.Populated Circuit Board PhotographzR6嘉泰姆
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十二.PCB LayoutzR6嘉泰姆
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 Note： zR6嘉泰姆
1. Keep feedback wiring away from inductor and schottky.zR6嘉泰姆
2. VIN, SW, LED+, LED- lines must be short and ground plane construction for best results.zR6嘉泰姆
3. C3,R1,R2 and R3 are used for the designing with PWM dimming. If not with PWM dimming, R1 replaced zR6嘉泰姆
with 0 ohm, C3,R2,R3 open.zR6嘉泰姆
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