- contact pads
- 接触垫
English-Chinese electricity dictionary (电气专业词典). 2013.
contact pads
Look at other dictionaries:
Contact pad — Gold wire ball bonded to a gold contact pad Contact pads are designated surface areas of a printed circuit board or die of an integrated circuit. Possibilities to contact to pads include soldering, wirebonding, Flip chip mounting, or probe… … Wikipedia
Non-contact wafer testing — Wafer testing is a normal step in semiconductor device fabrication, used to detect defects in integrated circuits (IC) before they are assembled during the IC packaging step. Traditional (contact) wafer testing Probing ICs while they are still on … Wikipedia
Ohmic contact — An ohmic contact is a region on a semiconductor device that has been prepared so that the current voltage (I V) curve of the device is linear and symmetric. If the I V characteristic is non linear and asymmetric, the contact is not ohmic, but is… … Wikipedia
defibrillation gel pads — thin pads of electrically conductive material placed between a patient s skin and the defibrillation paddles to aid the passage of electricity across the patient s chest and to lessen contact burns. There is one pad per paddle and the two pads… … Medical dictionary
Quad-flat no-leads package — 28 pin QFN, upside down to show contacts and thermal/ground pad Flat no leads packages such as QFN (quad flat no leads) and DFN (dual flat no leads) physically and electrically connect integrated circuits to printed circuit boards. Flat no leads … Wikipedia
Keyboard technology — Keyboard construction, in four layers, of a typical notebook computer keyboard There are many types of keyboards, usually differentiated by the switch technology employed in their operation. Keyboards are defined by the number (usually about… … Wikipedia
Smart card — This article is regarding smart cards that use electrical connectors to transmit data. For smart cards that use radio see contactless smart card Contact type smart cards may have many different contact pad layouts, such as these SIMs A smart card … Wikipedia
Pad — or PAD may refer to: Writing pad, a book of paper Sanitary pad, a device worn by a woman during menstruation Contents 1 Transportation 2 Sports gear … Wikipedia
Flux (metallurgy) — Rosin used as flux for soldering A flux pen used f … Wikipedia
Wafer prober — A wafer prober is a machine used to test integrated circuits. OverviewIntegrated circuits are fabricated in large numbers by a complex series of printing steps on silicon wafers. This process permits integrated circuits to be produced cheaply but … Wikipedia
electronic instrument — ▪ music Introduction any musical instrument that produces or modifies sounds by electric, and usually electronic, means. The electronic element in such music is determined by the composer, and the sounds themselves are made or changed… … Universalium
