WMSIC Electronic Components

Infineon BCR402UE6327

ModelBCR402UE6327
PackageSC-74-6
BrandInfineon
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Infineon BCR402UE6327
Type
INFINEON
Minimum package
3000 个

Technical parameters

Electronic Component
Electronic Component
Electronic Component
INFINEON
Electronic Component
BCR402UE6327
Electronic Component
1
Package
SC-74-6
Electronic Component
LEDDriver
Electronic Component
PWM
Electronic Component
0.018g
Electronic Component
1
Channel Count
1
Features
(OTP)
Electronic Component
BM0257664238
Output Voltage
40V
Output Current
65mA
Operating Voltage(DC)
1.2V~40V
Electronic Component
Electronic Component

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

英飞凌BCR402UE6327 LED驱动产品概述

一、产品定位与核心价值

BCR402UE6327是英飞凌半导体针对小功率LED照明/指示场景推出的单通道线性驱动芯片,核心优势在于集成内置开关管、宽电压覆盖及灵活PWM调光,可适配多领域电压平台(如便携式3.7V、车载12V、工业24V),同时通过超小型封装降低系统空间占用,简化电路设计成本。

二、关键参数与性能特性

2.1 核心电气参数

  • 工作电压:DC 1.2V~40V,覆盖从纽扣电池(1.5V)到车载/工业低压电源(40V以内)的全场景;
  • 通道数:单通道设计,支持单颗或串联LED(最大输出电压40V,可驱动10~13颗3V正向电压LED串联);
  • 输出电流:典型值65mA,内置电流调节电路,可在宽电压范围内保持±5%电流精度,保障LED亮度一致性;
  • 开关管配置:内置功率开关管,无需外部MOSFET/三极管,减少BOM数量与PCB布线复杂度。

2.2 性能优势

  • 线性驱动无电感:采用线性架构,无需电感、变压器等储能元件,电路简洁且抗EMI性能优异,适合对电磁干扰敏感的场景(如车载仪表盘);
  • 低静态功耗:待机电流仅μA级,适合电池供电的便携式设备(如蓝牙耳机、智能手环),延长续航时间;
  • 过流保护:内置电流限制机制,当LED短路时自动切断输出,避免芯片与LED损坏。

三、封装与典型应用场景

3.1 封装形式

采用SC-74-6超小型封装(尺寸1.6mm×1.6mm,引脚间距0.5mm),符合RoHS环保标准,兼容自动化贴装工艺,可嵌入高密度PCB(如智能手机主板、车载控制器)。

3.2 典型应用

  • 消费电子:智能手机/平板状态指示灯、智能穿戴设备LED显示、充电宝电量指示;
  • 汽车电子:车载仪表盘警示灯、车门氛围灯、后视镜转向指示灯(适配12V车载电源);
  • 工业与智能家居:小型夜灯、传感器状态灯、智能家居面板LED、工业设备信号指示;
  • 便携式设备:蓝牙耳机、智能手表的充电/连接指示灯(适配3.7V锂电池)。

四、调光与控制特性

BCR402UE6327支持PWM调光,是当前LED调光的主流方案,具有以下特点:

  • 调光频率范围:支持100Hz~20kHz宽频调光,高频(>1kHz)下实现无频闪视觉效果,适合夜间使用场景;
  • 调光深度:0%~100%线性调光,可通过外部PWM信号精准控制LED亮度(如车载氛围灯从暗到亮渐变);
  • 控制简单:仅需TTL/CMOS电平PWM信号输入,无需复杂模拟调光电路,降低系统控制难度。

五、可靠性与设计注意事项

5.1 可靠性保障

  • 宽温工作:英飞凌工业级标准,工作温度覆盖**-40℃125℃**,满足车载(-40℃85℃)与工业(-40℃~105℃)环境要求;
  • ESD防护:内置HBM 2kV静电防护,降低生产、组装过程中的静电损坏风险;
  • 过温保护:芯片温度超过150℃时自动降额输出,避免过热烧毁。

5.2 设计建议

  • 输入滤波:电源端并联10μF电解电容+0.1μF陶瓷电容,滤除电压纹波,提升电流稳定性;
  • LED串联限制:串联LED正向电压总和需≤40V(如10颗3V LED串联,总电压30V≤40V);
  • 散热辅助:高密度应用时,可在芯片焊盘下增加PCB铜箔面积(≥10mm²),辅助散热。

六、总结

BCR402UE6327凭借宽电压覆盖、内置开关管、PWM调光及超小型封装等核心特性,成为小功率LED驱动的高性价比选择,可简化系统设计并提升可靠性,广泛适配消费电子、汽车、工业等多领域应用。

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