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CJ125

博世宽域氧传感器控制接口芯片

应用和技术摘要

CJ125

CJ125是博世氧传感器LSU4.x的理想配套,它包含了用于精准传感器运行的所有电路。

CJ125支持在λ= 0.65至∞(空气)范围内连续调节Lambda。

产品优势

  • 泵电流控制
  • 泵电流检测放大器
  • Lambda输出放大器
  • Nernst单元参考电压源
  • 温度控制Ri或Rical测量
  • 可编程参考泵电流

集成针对外置功率管的诊断

监测外置功率管(加热氧传感器)短路到电池、短路到地、负载开路

技术特点

类型
氧传感器控制和评估芯片
封装
LQFP32
特点

  • Lambda 测量
  • 探针温度测量
  • 可编程参考泵电流诊断
  • 建议用于新应用程序

氧传感器类型
Bosch LSU5.2 / 4.9 / ADV / 4.2
接口
SPI
Tj 最小值 [°C]
-40°C
Tj 最大值 [°C]
150°C

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产品信息

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