Wafer testing tungsten probes have several characteristics that make them suitable for wafer testing in semiconductor device production. Here are some possible characteristics:
1. Tiny size: tungsten probes are usually designed to be very small to accommodate tiny circuit components on tiny wafers. This tiny size facilitates precise electrical connections and testing.
2. High electrical conductivity: Tungsten has good electrical conductivity, ensuring that current can pass through the probe smoothly, thereby achieving reliable electrical connection. This is critical for accurately testing the performance of the chip.
3. High melting point: Tungsten has a very high melting point, which enables the tungsten probe to operate stably in high temperature environments and adapt to various testing conditions.
4. High hardness: Tungsten is a material with high hardness, which allows the probe to maintain a relatively stable shape and reduce wear during the testing process.
5. Wear resistance: Since wafer testing is a highly repetitive process, tungsten probes need to have high wear resistance to ensure their long life and the ability to maintain consistency across multiple test cycles.
6. High precision: tungsten probes need to have high precision to ensure accurate electrical connections and measurements and obtain reliable test results.
7. Temperature control function: Some applications may require testing at a specific temperature, and the tungsten probe may need to have a temperature control function to ensure the stability of the test conditions.
These features enable tungsten probes to function effectively in demanding semiconductor test environments. Throughout the manufacturing process, the wafer test stage is critical to ensuring the production of high-quality, high-performance chips.
More details of tungsten needles, please visit website: http://tungsten.com.cn/tungsten-needles-and-pins.html
Please contact CHINATUNGSTEN for inquiry and order of tungsten needles:
Email: sales@chinatungsten.com
Tel.: +86 592 5129595
