Layers

The plains of copper connected by the plated through holes. On board text such as company name, logo, or part number that is correct reading on the top layer will insure the layer are placed correctly.
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LBGA

What’s LBGA?   LBGA (Low-Profile Ball Grid Array) is a surface mount IC package with a low profile that uses solder balls to attach to the Printed Circuit Board (PCB) or BGA socket. The Low-Profile refers to the height of …
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LCC

LCC or LLCC is the abbreviation of Lead-less chip carrier. A leadless chip carrier is usually square or rectangular in shape. Unlike other integrated circuit packaging, leadless chip carriers do not establish connection to devices by means of pins, but …
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LCCC

Leadless Ceramic Chip Carrier (LCCC), the same as Ceramic Leadless Chip Carrier (CLCC, or Ceramic LCC), is a ceramic, hermetically-sealed integrated circuit package commonly used for military applications. Instead of leads, the package has metallized areas ‘castellation’ on four sides …
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LDI

Laser Direct Imaging (LDI) is an advanced exposure technology for complex and HDI PCB manufacturing. With LDI, patterns are plotted on a digital file, instead of the phototool of old, and those digital files are uploaded into the LDI, which …
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Lead

In electronics, a Lead is an electrical connection consisting of a length of wire or a metal pad (surface-mount technology) that is designed to connect two locations electrically. Leads are used for many purposes, including: Transfer of power; Testing of …
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Lead Span

The Lead Span is defined as the distance between the outer edge of the pins on one side and the outer edge of the pins on the opposite side. Also refer to Pitch, which is different. There are two types …
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Leadless Chip Carrier

What Is A Leadless Chip Carrier?   A Leadless Chip Carrier (LCC or LLCC) is an integrated circuit (IC) package that has no pins/leads for contact. This surface-mount device (SMD) makes use of metal pads at the outer edges to …
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Leakage

Small undesirable flow of current through an insulator or dielectric.
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