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kingfield-electronics.co.uk
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Definitions (201)
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fine pitch
Fine Pitch is a term used to describe a chip package with a lead pitch that is .050 or below, generally between 0.31 and 0.20. Source: kingfield-electronics.co.uk (offline)
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dmr
DMR is a record holding the technical description of a device controlled by a regulating body. Source: kingfield-electronics.co.uk (offline)
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enig
ENIG is a form of surface plating used for printed circuit boards and consists of an electroless nickel plating covered with a thin layer of immersion gold to provide protection from oxidisation. Source: kingfield-electronics.co.uk (offline)
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A Source: kingfield-electronics.co.uk (offline)
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ac7120
AC7120 is the Nadcap audit criteria for circuit card assembly. Source: kingfield-electronics.co.uk (offline)
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advanced substrates
Advanced Substrates are a form of printed circuit board materials. They are so named for the superior thermal properties that they offer which enables their use in applications that reuire high-frequency transmission. Source: kingfield-electronics.co.uk (offline)
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aml
Decided through the supplier evaluation process, the ASL (Approved Supplier List) is a list of suppliers who have passed a qualitative assesment. This list will define who a firm can and cannot use to procure materials or services. Source: kingfield-electronics.co.uk (offline)
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analog circuit
Analog circuits use continuously variable analog signals to communicate between components. Whilst an analog circuit uses continuous voltages and currents, a digital device’s state is determined by discrete time and values as opposed to a continuous flow. Source: kingfield-electronics.co.uk (offline)
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annular ring
An annular ring is the ring of copper left as a pad between layers of circuitboard after a hole has been drilled through it. The annular ring will typically surround the via that connects two pads. Source: kingfield-electronics.co.uk (offline)
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aoi – automated optical inspection
AOI is an automated visual inspection that is used on a variety of components and products such as transistros, LCDs and printed circuit boards. Detects surface defects and missing or incorrect components. Source: kingfield-electronics.co.uk (offline)
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