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冗余式高压智能电池检流器 (HV-IBSR)
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冗余式智能电池检流器 (HV-IBSR)配有两个电阻芯，可独立用于电流的测量。此类结构提高了测量精度和系统的可靠性/冗余度，并支持汽车电池管理系统的当前 ASIL-D 安全规定。

电流检测器需要与几个集成电路一起使用，来处理差分电压测量。尽管测量精度的下降不算什么问题，但采用冗余元件后，电池管理系统在其中一个测量电路发生故障时仍可继续运行。

图 1：Vishay冗余式智能电池检流器

Figure 2: Test Setup with Resistor Under Test

图 2：带有待测电阻的测试设置

图 3：使用 IBSR 和 MessWEB 的测试设置

图 4：温度变化导致的精度漂移

图 5：MessWEB 用户界面概览

白皮书：Vishay 测量报告：智能电池检流器

For more on this innovative design, contact the
Vishay automotive experts at automotive@vishay.com.

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