0210200210

Series:	Premo-Flex™ 21020
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Cable Type:	FFC, FPC
Moisture Sensitivity Level (MSL):	--
Number of Conductors:	20
Pitch:	0.020" (0.50mm)
Length:	3.000" (76.20mm)
Length - Exposed Ends:	0.157" (4.00mm)
Termination Style:	Top on One Side, Bottom on Other, Backers on Both Sides

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Flat Flex, Ribbon Jumper Cables

Flat Flexible cables and Ribbon Jumper Cables have become increasingly popular as tools and solutions for interconnecting electrical devices. They have proven to be reliable, economical and easy to install, making them ideal for a wide range of applications. This article will outline their various uses and explain the working principles behind them.

Uses of Flat Flexible Cables and Ribbon Jumper Cables

Flat Flexible Cables (FFC) and Ribbon Jumper Cables (RJC) are a popular and cost effective solution for quickly interconnecting two or more electronic components. They are typically used in low cost and high speed devices such as computers, consumer electronics and electrical power systems.FFCs use thin flat wires in a parallel configuration that are crimped together to form a flexible cable. These cables are often used in cable harnesses for internal connections between electronic components. They are also used for external connections, such as between a computer and a printer. FFCs are usually insulated in a clear or black PVC jacket.Ribbon Jumper Cables (RJC) are made of two or more colored insulated wires and are used for low voltage signals. The individual wires in a RJC are coated with a protective sheath to prevent damage due to friction or corrosion. The wires are twisted together in a zig-zag formation to create a durable and flexible cable. The most common uses for FFCs and RJC\'s include data and signal transfer, power distribution, and various industrial applications. They are also used in many consumer devices such as mobile phones, tablets, and cameras.

Working Principle of Flat Flexible Cables and Ribbon Jumper Cables

FFCs and RJC\'s work on the principle of taking multiple electrical signal paths and connecting them together in a parallel fashion. This minimizes induction and capacitive coupling while providing low resistance and flexibility.FFCs typically contain copper wires in a flat ribbon configuration, and are insulated with a vinyl or polyolefin sheath to prevent electrical crossover and create an effective physical joint. The copper ribbons are crimped together for extra strength and flexibility.RJC’s are composed of two or more twisted, insulated wires that are designed to minimize induction and capacitive coupling. The wire which carries the main signal is larger in diameter, and is usually surrounded by multiple lower voltage signal wires. The combination of the different wire diameters and insulation helps to reduce inductance and capacitance.

Conclusion

Flat Flexible Cables and Ribbon Jumper Cables are a popular and reliable solution for quickly interconnecting various electronic components. They are ideal for a wide range of applications, from data and signal transfer to industrial applications, and they can be used in many consumer electronic devices.The working principle of FFCs and RJC\'s involves combining multiple electrical signal paths in a parallel configuration. This is done to minimize induction and capacitive coupling while providing low resistance and flexibility. Flat Flexible Cables and Ribbon Jumper Cables are a low cost and efficient solution for connecting electronic devices, and they are becoming increasingly popular in a variety of industries.

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