WMSIC Electronic Components

XLSEMI XL6102

ModelXL6102
PackageSOP-8
BrandXLSEMI
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
XLSEMI XL6102
Type
XLSEMI
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
XLSEMI
Electronic Component
XL6102
Electronic Component
1
Package
SOP-8
Electronic Component
LEDDriver
Electronic Component
PWM
Electronic Component
0.128g
Electronic Component
1
Channel Count
1
Features
LED; (OTP)
Electronic Component
BM0264555997
Operating Temperature
40℃~+125℃
Switching Frequency
1.2MHz
Electronic Component
SEPIC
Output Current
1A

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

XL6102 产品概述

一、产品简介

XL6102 是芯龙(XLSEMI)推出的一款高频升压恒流 LED 驱动器,内置开关管,适用于输入电压 2.5V 至 25V 的宽电压范围。器件以 1.2MHz 的固定开关频率工作,单通道输出,恒流能力可达 1A,可驱动 1 至 8 串 LED(串联)。支持 PWM 调光控制,拓扑可用于传统升压(Boost)与 SEPIC 应用,封装为 SOP-8,工作温度范围 -40℃ 至 +125℃。

二、主要性能要点

  • 输入电压:DC 2.5V ~ 25V
  • 输出电流:恒流 1A(单通道)
  • 支持 LED 数量:1 ~ 8 串
  • 开关频率:1.2MHz(固定)
  • 开关管:内置,降低外部元件复杂度
  • 调光方式:PWM 调光接口,支持外部 PWM 控制亮度
  • 保护功能:LED 开路保护、过温保护(OTP)
  • 封装:SOP-8,工业级工作温度 -40℃~+125℃

三、典型应用场景

  • 汽车内外部照明与信号灯(须满足汽车级抗干扰与温度要求)
  • 手电、便携照明与应急灯
  • 建筑与商业照明模块
  • 广告牌、指示灯等需要串联 LED 恒流驱动的场合

四、外部器件与设计注意事项

  • 电感:由于 1.2MHz 的高频工作,可选体积较小的功率电感,但需保证饱和电流和 RMS 电流高于实际工作电流(建议裕量 ≥1.5 倍)。
  • 二极管:升压拓扑建议使用低正向压降的肖特基二极管以提高效率并减少热量。
  • 电容:输入/输出采用低 ESR 电解或陶瓷电容以抑制纹波并稳定环路;开关回路电容应靠近芯片布置。
  • 取样电阻:设置恒流(电流检测)电阻时需考虑功耗与散热,选择精密低温漂电阻以保证恒流精度。
  • 布局:开关回路尽量短且靠近芯片和功率器件,给芯片热量散布留充足铜箔及散热焊盘,必要时加过孔导热到背面铜层。

五、保护与可靠性

  • LED 开路保护:当检测到开路状况时,器件进入保护模式以防止输出端过冲或损坏外部元件。
  • 过温保护(OTP):当芯片温度超过设定门限时,器件会降载或关断输出并在温度恢复后自动重试,避免长期高温损坏。
  • 宽温工作特性使其适合工业与汽车类环境,但在高温下仍需考虑功率降额与散热设计。

六、使用提示

  • PWM 调光:通过外接 PWM 信号对亮度进行调节,建议避免过低频率以免可见闪烁,根据应用选择合适的频率与占空比。
  • SEPIC 应用:当输入电压可能高于或低于 LED 串电压时,SEPIC 拓扑可实现更灵活的驱动,但需相应增加耦合电容与元件。
  • 热管理:在高电流/高功率场景下,应在 PCB 设计中预留充分散热面积并考虑热沉或风冷方案。

七、总结

XL6102 以其宽输入电压、高频率、小型封装及内置开关管特性,适合体积受限且需稳定恒流输出的串联 LED 驱动应用。良好的保护功能与工业级工作温度使其在消费、工业和汽车照明等领域具有较强的适用性。设计时重点关注电感、肖特基二极管、取样电阻与 PCB 热/回路布局,以确保可靠性与效率最优化。

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