Rectangular Cable Assemblies

Part Number	Description / PDF	Quantity
2162731061 Woodhead - Molex	SL POSITIVE LOCK P-S 6CKT 100MM	0
2153221043 Woodhead - Molex	MINIFIT JR SR M-M 4 CIRCUIT 600M	500
2451350820 Woodhead - Molex	MINIFIT JR 8 CIRCUIT BLACK 2M	216
2153222031 Woodhead - Molex	MINIFIT JR SR M-M 3 CIRCUIT 150M	75
2153121033 Woodhead - Molex	MIZU-P25 P-P 3CKT 600MM SN	0
2153221041 Woodhead - Molex	MINIFIT JR SR M-M 4 CIRCUIT 150M	500
0151330306 Woodhead - Molex	PICO-CLASP 3 CIRCUIT 600MM	1551
0369210303 Woodhead - Molex	L1NK 396 3 CIRCUIT 300MM	188
2163311084 Woodhead - Molex	EDGE LOCK R-S 8CKT 600MM SN	0
2163301042 Woodhead - Molex	EDGE LOCK R-R 4CKT 150MM SN	0
2147571022 Woodhead - Molex	MICRO-FIT3.0 P-P 2 CIRCUIT 300MM	188
2162711033 Woodhead - Molex	SL POSITIVE LOCK R-S 3CKT 300MM	0
1451300301 Woodhead - Molex	NANO-FIT-TO-NANO-FIT OFF-THE-SHE	786
2147551101 Woodhead - Molex	MICRO-FIT3.0 R-R 10 CIRCUIT 150M	73
0923150450 Woodhead - Molex	4CKT PICOFLEX HARNESS 500MM LONG	0
0923151602 Woodhead - Molex	16CKT PICOFLEX 1050MM LONG	0
2162701031 Woodhead - Molex	SL POSITIVE LOCK R-R 3CKT 100MM	0
2162721032 Woodhead - Molex	SL POSITIVE LOCK P-P 3CKT 150MM	0
2162701023 Woodhead - Molex	SL POSITIVE LOCK R-R 2CKT 300MM	0
2147512021 Woodhead - Molex	MICROFIT 3.0 SR R-S 2CKT 150 MM	888

Rectangular Cable Assemblies

1. Overview

Rectangular cable assemblies are engineered interconnect solutions featuring rectangular-shaped connectors and integrated cables. They enable reliable signal, data, and power transmission in electronic systems. These assemblies are critical in modern technology for their compact design, high-density connectivity, and robust performance in demanding environments.

2. Main Types and Functional Classification

Type	Functional Characteristics	Application Examples
D-Subminiature	Metal-shielded, screw-locking design	Industrial computers, military equipment
IDC (Insulation Displacement)	Tool-less termination, flat cable compatibility	Telecom switches, HVAC systems
Board-to-Board	Low-profile, high-pin-count options	Servers, medical imaging devices
Ribbon Cable	Parallel signal routing, flexible dielectric	Computer peripherals, test equipment

3. Structure and Components

Typical construction includes:

Contact elements: Phosphor bronze or beryllium copper with gold/silver plating
Insulation: High-temperature thermoplastic (e.g., LCP, PBT)
Shielding: Braided copper or conductive polymer layers
Strain relief: Molded thermoplastic overbraiding
Connector housing: Glass-filled nylon for mechanical stability

4. Key Technical Parameters

Parameter	Typical Range	Importance
Rated Voltage	50V - 600V	Ensures dielectric safety
Current Capacity	1A - 15A per contact	Determines power handling
Contact Resistance	5-20m	Impacts signal integrity
Insulation Resistance	100M - 10G	Prevents leakage currents
Operating Temperature	-55 C to +125 C	Environmental reliability
Mating Cycles	500 - 5000 cycles	Durability indicator

5. Application Fields

Primary sectors include:

Computer & Peripherals: Server backplanes, GPU interconnects
Telecommunications: 5G base stations, optical network terminals
Industrial Automation: PLC interfaces, robotic controllers
Medical Equipment: MRI scanners, diagnostic devices
Transportation: EV battery management systems, avionics

6. Leading Manufacturers

Manufacturer	Key Products
Amphenol Corporation	D-Sub 90 PCB Mount Series
TE Connectivity	MATE-AX High-Speed Backplane Cables
Molex LLC	PicoBlade 0.8mm Wire-to-Board Cables
Samtec Inc.	QTE High-Density Array Cables

7. Selection Guidelines

Key considerations:

Electrical requirements (voltage/current profiles)
Mechanical constraints (space limitations, vibration exposure)
Environmental factors (temperature extremes, chemical exposure)
Signal integrity needs (impedance control, crosstalk reduction)
Cost-effectiveness across production volumes

Example: Industrial IoT gateways require IP67-rated assemblies with EMI shielding for factory floor deployment.

8. Industry Trends

Emerging developments include:

Miniaturization: 0.4mm pitch connectors for mobile devices
High-speed capabilities: 25+ Gbps differential pair designs
Smart integration: Embedded sensors for condition monitoring
Sustainability focus: Halogen-free materials adoption
Automated manufacturing: AI-driven quality control systems