设计网 design in china

The introduction of free ions into a material by accelerating them, under the influence of a large electromagnetic field, through space into a target material such as a semiconductor wafer. Ion implantation is used in the semiconductor indus...

Track. Direction of travel relative to a ground position (same as Course Over Ground)...

The tripping and resetting of a PolySwitch device under specified conditions....

A tool used to insert contacts into a housing, insert, or module, or to insert connectors into panels or pc boards....

A circuit that delays the transmission of an impulse a definite and desired period of time....

The loss in load power due to the insertion of a component, connector, or device at some point in a transmission system. Generally expressed as the ratio - in decibels - of the power received at the load before insertion of the apparatus, to...

Commonly used to protect telecom equipment, data transmission lines and signal lines, Thyristor devices fold back from high to low resistance when responding to a voltage surge....

When an air gap is added to a magnetic path, the hysteresis loop is made to lean over (permeability is reduced). It is said to be skewed or sheared....

The plane in a semiconductor device where two layers that have opposing-polarity dopants physically meet....

(1) A direct electrical connection, which is not a portion of the conductive pattern, between two points on a printed circuit. (2) Usually unjacketed twisted pair wire used to make a cross connection....