How to Use a Semiconductor Parameter Analyzer?

Table of Contents

semiconductor parameter analyzer (1)

What is a Semiconductor Parameter Analyzer?

Semiconductor parameter analyzer(SPA) is a class of test equipment that measures the electrical properties of semiconductor devices. These devices include diodes, transistors, and vacuum tubes. This article details how to use a semiconductor parameter analyzer effectively within your testing process.

Semiconductor parameter analyzer
Source: Keysight B1500A Semiconductor Device Parameter Analyzer

How to Use a Semiconductor Parameter Analyzer?

When using a SPA, the first step is to select the device you want to test. This is usually done by physically connecting the device to the SPA. For example, you might connect a transistor to the SPA’s test terminals. You’ll need to know the type of transistor you’re testing in order to do this. Once you’ve connected the device to the SPA, you need to select the test parameters. The SPA will then automatically apply the test signal, measure the signal that leaks out of the device, and display the results.

Step1. Select test parameter IR-VR (DUT is diode)

diode parameter analyze
diode parameter analyze

Step2. selecting the connected SMU and testing

Connected SMU and testing
Connected SMU and testing

Step3. Change the voltage value by turning the wheel

voltage testing

Step4. marker function for breakdown voltage

test voltage by marker
test voltage by marker

How to Pick the Right Semiconductor Parameter Analyzer?

When choosing a SPA, you need to consider the types of devices you’ll be testing. You also need to make sure the SPA has the appropriate measurement ranges. Finally, you should also take into account the ease of use, the size of the device, and its price.

The first thing you should do is identify the types of devices you’ll be testing with the SPA. For example, if you’ll be testing silicon diodes, silicon transistors, and germanium transistors, you need a device that can test all three types. Alternatively, if you’ll only be testing silicon diodes and silicon transistors, a device that can test both types is sufficient.


Once you’ve identified the types of devices you’ll be testing with the SPA, you need to make sure the SPA can measure all of them. This is primarily done through the test range settings. For example, if you’ll be using the SPA to test silicon diodes, you need a device that can measure their forward voltage drop. Similarly, if you’ll be using the SPA to test silicon transistors, you need a device that can measure their gain.

Finally, you should also consider the ease of use, the size of the device, and its price.

Conclusion

A SPA is a type of test equipment that measures the electrical properties of semiconductor devices. These devices include diodes, transistors, and vacuum tubes. Different types of semiconductor parameter analyzers exist to measure different parameters. SPAs are primarily used to test and measure semiconductor devices. To do this, an SPA applies a test signal, and measures the amount of signal that leaks out of the device. This measurement gives you an idea of the device’s electrical properties and limitations. These instruments are designed to be automated, high-volume devices. They’re often used in testing semiconductor devices in manufacturing plants. They’re also used in R&D facilities to test new semiconductor devices. Finally, some SPA’s are available as hand-held tools that can be used in the field.

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About Author

Aidan Taylor
Aidan Taylor

I am Aidan Taylor and I have over 10 years of experience in the field of PCB Reverse Engineering, PCB design and IC Unlock.

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