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Flat Flex Ribbon Jumpers, Cables

Image Part Number Description / PDF Quantity Rfq
686608100001

686608100001

Würth Elektronik Midcom

CABLE FFC 8POS 1.00MM 3.94"

199
686711152001

686711152001

Würth Elektronik Midcom

CABLE FFC 11POS 1.00MM 5.98"

0
687630200002

687630200002

Würth Elektronik Midcom

CABLE FFC 30POS 0.50MM 7.87"

642
687718152002

687718152002

Würth Elektronik Midcom

CABLE FFC 18POS 0.50MM 5.98"

33
686730050001

686730050001

Würth Elektronik Midcom

CABLE FFC 30POS 1.00MM 1.97"

50
687734152002

687734152002

Würth Elektronik Midcom

CABLE FFC 34POS 0.50MM 5.98"

51
687640225002

687640225002

Würth Elektronik Midcom

WR-FFC 0.50MM TYPE 1_FOLDING FFC

0
687730050002

687730050002

Würth Elektronik Midcom

CABLE FFC 30POS 0.50MM 1.97"

445
687626100002

687626100002

Würth Elektronik Midcom

CABLE FFC 26POS 0.50MM 3.94"

492
686716200001

686716200001

Würth Elektronik Midcom

CABLE FFC 16POS 1.00MM 7.87"

115
686610141001

686610141001

Würth Elektronik Midcom

WR-FFC 1.00MM TYPE 1_FOLDING FFC

0
687630100002

687630100002

Würth Elektronik Midcom

CABLE FFC 30POS 0.50MM 3.94"

352
687744100002

687744100002

Würth Elektronik Midcom

CABLE FFC 44POS 0.50MM 3.94"

0
686608200001

686608200001

Würth Elektronik Midcom

CABLE FFC 8POS 1.00MM 7.87"

59

Flat Flex Ribbon Jumpers, Cables

1. Overview

Flat Flex Ribbon Jumpers (FFRJ) and Cables are specialized electrical interconnect solutions characterized by their flat, ribbon-like structure. They consist of multiple conductors arranged in parallel on a flexible dielectric substrate, enabling high-density signal/power transmission in compact spaces. These components are critical in modern electronics for their ability to reduce assembly complexity, improve signal integrity, and support miniaturization in devices ranging from consumer electronics to industrial automation systems.

2. Main Types & Functional Classification

TypeFunctional FeaturesApplication Examples
Single-layer FFRJSimplex conductor arrangement, cost-effectiveInternal PCB connections in laptops
Dual-layer FFRJDouble-sided conductors with cross-connect capabilityHigh-density backplane interfaces
Stripline FFRJControlled impedance with embedded ground planesRadar systems and RF modules
Shielded Ribbon CablesEMI/RFI protection with braided shieldingMedical imaging equipment

3. Structure & Composition

A typical FFRJ/cable assembly comprises:

  • Conductors: Annealed copper or aluminum alloys (0.05-0.5mm ), with tin/silver plating
  • Dielectric: Polyimide (PI) or polyester (PET) films (0.025-0.2mm thickness)
  • Termination: ZIF (Zero Insertion Force) contacts or stamped headers
  • Protective Layer: Optional PVC or TPE overmolding for mechanical strain relief

4. Key Technical Parameters

ParameterTypical RangeImportance
Conductor Cross-section0.035 - 0.8mm Determines current carrying capacity
Insulation Resistance>100M @500VDCEnsures electrical safety
Operating Temperature-40 C to +125 CDefines environmental robustness
Flex Life10,000 - 100,000 cyclesIndicates mechanical durability
Impedance Control50 - 100 Crucial for high-speed signals

5. Application Fields

  • Consumer Electronics: Foldable smartphones, wearable devices
  • Medical Equipment: MRI scanners, endoscopic cameras
  • Industrial Automation: Robotic arm cabling systems
  • Telecommunications: 5G base station internal wiring

6. Leading Manufacturers & Products

ManufacturerRepresentative ProductKey Specification
TE ConnectivityFFRJ-26D-12726AWG, 127 m pitch, 10Gbps data rate
MolexSL Series Ribbon CableUL94-V0 rated, 28AWG x 40 conductors
Amphenol ICCZIF-CL-1048990.8mm pitch, 1000 mating cycles

7. Selection Guidelines

Key considerations:

  1. Calculate current load using I = K T A (where K=material constant, T=temp rise, A=conductor area)
  2. Evaluate bend radius requirements: Minimum R 10 cable height
  3. Verify signal integrity for frequencies >1GHz using S-parameter analysis
  4. Select flame-retardant materials (e.g., LSZH jackets) for industrial applications

Case Study: In automotive ADAS systems, shielded 34AWG FFRJ with -40 C to +150 C rating was selected to ensure reliability in engine bay environments.

8. Industry Trends

Emerging developments include:

  • Sub-0.5mm pitch connectors enabling 8K display interfaces
  • Integration of graphene-coated conductors for 50% weight reduction
  • Smart cables with embedded temperature/signal sensors (IoT applications)
  • Adoption of halogen-free materials meeting IEC 62576 standards
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