• 瞬态电流测试可以检测一些电压测试稳态电流测试不能检测故障

    Dynamic current testing can detect some faults that cannot be detected by voltage based test method and quiescent current test method.

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  • 由于CMOS集成电路中的故障制造缺陷多种多样的,其中有些故障既不能电压测试也不能稳态电流测试方法检测出来。

    Due to the diversity of the faults and manufacturing defects in CMOS IC, some of the faults can neither be defected by voltage test nor by IDDQ test.

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  • 本文首先分析稳态电流测试方法瞬态电流测试方法原理特点分别指出它们的不足基础上研究了一种新型测试方法——全速电流测试方法。

    This paper presents a new test method-at-speed current testing based on analyzing the theories, characteristics and shortcomings of quiescent power supply current testing and dynamic current testing.

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  • 这种方法克服了稳态电流测试方法测试频率低、瞬态电流测试方法测试仪要求高等问题,电路工作频率对电路进行测试测试结果更准确可以检测多种类型故障。

    By using it, the test can be done at the operation frequency of circuits under test, therefore results of the test can be more precise and this method can detect different types of faults.

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  • 通过测试数据拟合稳态功率-电流方程设计红外模拟系统控制方案提供依据

    The steady state power-electric current equation by test data fitting provides the basis to design controlling project of infrared simulator.

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  • 根据弧焊变压器滞回线测试结果,对弧焊变压器的稳态谐波电流进行计算,结果表明弧焊变压器空载谐波电流的主要成分为三次谐波。

    Steady state harmonic current is calculated based on the magnetic characteristic curve of welding transformer. The results show that 3rd harmonic component is the main composition.

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  • 根据弧焊变压器滞回线测试结果,对弧焊变压器的稳态谐波电流进行计算,结果表明弧焊变压器空载谐波电流的主要成分为三次谐波。

    Steady state harmonic current is calculated based on the magnetic characteristic curve of welding transformer. The results show that 3rd harmonic component is the main composition.

    youdao

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