Traditional Culture Encyclopedia - Traditional festivals - What is High Density Interconnect (HDI)?
What is High Density Interconnect (HDI)?
High Density Interconnect (HDI) refers to the aperture diameter of 6 mil or less, the ring diameter of the aperture ring (Hole Pad) in the 0.25mm or less of the micro-conductor holes (Microvia), contact density of 130 points / square time or more, the wiring density of 117 points / square time or more, and its line width spacing of 3mil / 3 mil or less of the printed circuit board.
- Previous article:What month and day is the Chinese New Year every year
- Next article:Why does the mobile Internet enter the era of great convergence?
- Related articles
- Roger's resume:
- The Dragon Boat Festival to eat the three yellow and five white is which
- Which is better, fisherman or yellow bamboo crucian carp?
- What is the meaning of the door pin and auxiliary head on the gate of the Forbidden City
- The city, downtown, Binjiang, Gongshu, Jianggan, a few districts relatively speaking, which district rent low consumption is low?
- emerald green cmyk
- fairy tales
- How to practice Taiji Push Hands
- Where is the foot massage place?
- What mathematical knowledge is used in kite competition?