TWM502848U - Electrostatic discharge detection device - Google Patents

Description

Electrostatic discharge detecting device

The present invention relates to a detecting device, and more particularly to an electrostatic discharge detecting device for detecting an electrostatic discharge gun or an electrostatic discharge generator.

With the increasing integration and speed of electronic products such as mobile phones and liquid crystal (LCD), computers, and identification IC cards, and the increasingly complex electromagnetic environment, electrostatic discharge (ESD) resistance of electronic products The disturbance test is an electromagnetic compatibility (EMC) test that is quite important for the stability of electronic products.

The most important aspects of general electronic products in EMC testing include electrostatic discharge protection. The test method is to use an electron gun or an electrostatic generator for electromagnetic compatibility testing. In the test, first make an electrostatic test on the grounding surface of the screw hole of the electronic product, because the screw hole inside the electronic product is a place where electrostatic discharge is easy to occur, and the electrostatic discharge (ESD) test is performed on the screw hole by the electron gun. Then, it is detected whether there is a problem, or the electrostatic discharge protection capability test is performed on the electronic product having the built-in antistatic discharge damage design to detect the electrostatic discharge (FSD) immunity of the electronic product.

During the electrostatic discharge detection process, when the electron gun or the static electricity generator has a normal output static electricity, the electronic product can be accurately detected as a result of the electrostatic discharge immunity. If the electron gun or static generator cannot output static electricity properly, or the amount of static electricity output is too high or low, the electronic product will not be detected accurately or accurately. As a result of the discharge immunity, there are many problems in the subsequent use of electronic products after shipment.

Therefore, the main purpose of the present invention is to solve the above-mentioned defects. The present invention provides an electrostatic discharge detecting device for detecting whether an electron gun or an electrostatic generator has an electrostatic output, so that the electron gun or the static electricity generator can detect the detected electronic product. Static electricity is output to accurately detect the electronic product's immunity to electrostatic discharge.

Another object of the present invention is that the electrostatic discharge detecting device can detect that the electrostatic output of the electron gun or the electrostatic generator is too high or too low.

In order to achieve the above purpose, the present invention provides an electrostatic discharge detecting device for detecting electrostatic output of an electrostatic discharge module, comprising: a control module, an inductor and an electrostatic discharge monitoring module. The control module is electrically connected to the electrostatic discharge module. The inductor is assembled to the output of the electrostatic discharge module. The ESD monitoring module is electrically connected to the control module and the inductor. The control module output signal informs the ESD monitoring module to enter the monitoring state, and informs the ESD module to output static electricity. The static electricity outputted by the ESD module is sensed by the sensor, and the static electricity is transmitted from the sensor to the static electricity. The discharge monitoring module performs the analysis and calculation of the static electricity output, and the control module transmits the signal to the control module, and the control module reads the static electricity output analyzed by the electrostatic discharge monitoring module to confirm whether the electrostatic discharge module has Output static electricity.

In an embodiment of the present invention, the control module has a first signal line, a second signal line, a third signal line, and a fourth signal line for signal transmission, wherein the control module The second signal line is electrically connected to the electrostatic discharge module to inform the static The electric discharge module performs electrostatic discharge.

In an embodiment of the present invention, the control module electrically connects the ESD monitoring module with the first signal line to notify the ESD monitoring module to perform monitoring.

In an embodiment of the present invention, the control module electrically connects the ESD monitoring module to the third signal line to notify the control module that the electrostatic output analysis and calculation is completed.

In an embodiment of the present invention, the control module is electrically coupled to the ESD monitoring module by the fourth signal line to read the static discharge output calculated by the ESD monitoring module.

In an embodiment of the present creation, the control module is a computer.

In an embodiment of the present creation, the computer is a desktop computer or a portable mobile electronic device.

In an embodiment of the present creation, the inductor is a coil.

In an embodiment of the present invention, the electrostatic discharge module is an electron gun.

In an embodiment of the present invention, the electrostatic discharge module is an electrostatic discharge generator.

1‧‧‧Control Module

11‧‧‧First signal line

12‧‧‧Second signal line

13‧‧‧ Third signal line

14‧‧‧fourth signal line

2‧‧‧ sensor

3‧‧‧Electrostatic discharge monitoring module

4‧‧‧Electrostatic discharge module

41‧‧‧ Output

5‧‧‧load

FIG. 1 is a block diagram showing the circuit of the electrostatic discharge detecting device of the present invention.

Fig. 2 is a schematic view showing the state of use of the electrostatic discharge detecting device for electrostatic discharge detection of the load.

The technical content and detailed description of this creation are now described as follows:

Please refer to FIG. 1 , which is a block diagram of the circuit of the electrostatic discharge detecting device of the present invention. . As shown in the figure: the electrostatic discharge detecting device of the present invention comprises: a control module 1, a sensor 2 and an electrostatic discharge (ESD) monitoring module 3 for monitoring the electrostatic discharge module 4 Is there any static electricity (electromagnetic wave) output?

The control module 1 has a first signal line 11, a second signal line 12, a third signal line 13, and a fourth signal line 14 for signal transmission. The ESD module 4 is electrically connected to the ESD module 4 through the second signal line 12 to notify the ESD module 4 to discharge. In the figure, the control module 1 is a computer, which is a desktop computer or a portable mobile electronic device.

The inductor 2 is sleeved on the electrostatic output end 41 of the electrostatic discharge module 4 for sensing static electricity (electromagnetic waves) output by the electrostatic discharge module 4. In the figure, the inductor 2 is a coil.

The ESD monitoring module 3 is electrically connected to the first signal line 11 , the third signal line 13 and the fourth signal line 14 of the sensor 2 and the control module 1 . The ESD monitoring module 3 is configured to receive the output of the static electricity induced by the sensor 2, and calculate the output of the static electricity. After the calculation of the static electricity output is completed, the third signal line 13 informs the control module 1 The control module 1 reads the value of the output of the static electricity calculated by the ESD monitoring module 3 through the fourth signal line 14.

Referring again to FIG. 1, it is a block diagram of the circuit of the electrostatic discharge detecting device of the present invention. As shown in the figure, when the ESD detecting device performs electrostatic discharge detection on an electronic component (including an ESD-preventing circuit or component) 5, the inductor 2 is placed on the electrostatic output end 41 of the ESD module 4. At this time, the control module 1 transmits the first signal line 11, Informing the ESD monitoring module 3 to enter the monitoring state, the control module 1 transmits the static electricity to the ESD module 4 through the second signal line 12, and the static electricity output by the ESD module 4 is sensed by the sensor 2, and the sensor 2 is The ESD monitoring module 3 is sent to the ESD monitoring module 3, and the ESD monitoring module 3 performs electrostatic output analysis. After the electrostatic energy analysis, the control module 1 is informed via the third signal line 13. The fourth signal line 14 reads the static output of the ESD monitoring module 3, and if the static output is zero, it means that the ESD module 4 does not output static electricity, and the control module 1 passes the second signal line. 12 inform the ESD module 4 to perform electrostatic discharge, or replace an ESD module 4 to perform electrostatic discharge detection on the electronic component 5. In the illustration, the electrostatic discharge module is an electron gun or an electrostatic generator.

Further, the ESD monitoring module 3 can monitor whether the ESD module 4 has an electrostatic output or not, and can monitor whether the static output output by the ESD module 4 is too high or too low.

Please refer to FIG. 2 , which is a schematic diagram of the use state of the electrostatic discharge detecting device for electrostatic discharge detection of the load. As shown in the figure, in the embodiment, when the ESD module 4 is an electron gun, the sensor 2 is sleeved on the electrostatic output end 41 of the electron gun, and when the electronic component 5 is subjected to electrostatic discharge detection, the control is performed. The module 1 transmits the first signal line 11 to inform the ESD monitoring module 3 to enter the monitoring state. The control module 1 transmits the static electricity to the ESD module 4 through the second signal line 12, and the ESD module 4 pairs the electronic components 5 When the static electricity is output, the static electricity output is sensed by the sensor 2, and then transmitted to the ESD monitoring module 3 by the sensor 2, and the ESD monitoring module 3 performs electrostatic output analysis. After the electrostatic energy analysis, The control module 1 is informed by the third signal line 13 that the control module 1 reads the static output calculated by the ESD monitoring module 3 via the fourth signal line 14. If the static output is zero, it indicates The ESD module 4 does not output static electricity. The control module 1 informs the ESD module 4 to perform electrostatic output via the second signal line 12, or replaces an ESD module 4 to perform electrostatic discharge detection on the electronic component 5.

The above is only the preferred embodiment of the present invention and is not intended to limit the scope of the present invention. That is, the equal changes and modifications made by the patent application scope of this creation are covered by the scope of the creation patent.

1‧‧‧Control Module

11‧‧‧First signal line

12‧‧‧Second signal line

13‧‧‧ Third signal line

14‧‧‧fourth signal line

2‧‧‧ sensor

3‧‧‧Electrostatic discharge monitoring module

4‧‧‧Electrostatic discharge module

41‧‧‧ Output

5‧‧‧load

Claims (10)

An electrostatic discharge detecting device for detecting an electrostatic output of an electrostatic discharge module, comprising: a control module electrically connected to the electrostatic discharge module; and an inductor connected to an output of the electrostatic discharge module And an electrostatic discharge monitoring module electrically connected to the control module and the inductor; wherein the control module outputs a signal to inform the electrostatic discharge monitoring module to enter a monitoring state, and notify the electrostatic discharge module The static electricity is output, and the static electricity outputted by the electrostatic discharge module is sensed by the sensor, and then transmitted to the electrostatic discharge monitoring module by the sensor, and the static electricity output is analyzed and calculated, and the control module is notified by the signal transmission. The control module reads the static output measured by the electrostatic discharge monitoring module to confirm whether the electrostatic discharge module outputs static electricity. The electrostatic discharge detecting device of claim 1, wherein the control module has a first signal line, a second signal line, a third signal line and a fourth signal line for signal transmission. The control module electrically connects the electrostatic discharge module with the second signal line to notify the electrostatic discharge module to perform electrostatic discharge. The electrostatic discharge detecting device of claim 2, wherein the control module electrically connects the electrostatic discharge monitoring module with the first signal line to notify the electrostatic discharge monitoring module to perform monitoring. The electrostatic discharge detecting device of claim 3, wherein the control module electrically connects the electrostatic discharge monitoring module to the third signal line to inform the control module that the electrostatic output analysis and calculation is completed. The electrostatic discharge detecting device of claim 4, wherein the control module is electrically connected to the electrostatic discharge monitoring module by the fourth signal line, and the electrostatic discharge monitoring module is read and analyzed. The amount of static output. The electrostatic discharge detecting device according to claim 1, wherein the control module is a computer. The electrostatic discharge detecting device according to claim 6, wherein the computer is a desktop computer or a portable mobile electronic device. The electrostatic discharge detecting device according to claim 1, wherein the inductor is a coil. The electrostatic discharge detecting device according to claim 1, wherein the electrostatic discharge module is an electron gun. The electrostatic discharge detecting device according to claim 1, wherein the electrostatic discharge module is an electrostatic discharge generator.