Rectangular Connectors - Headers, Receptacles, Female Sockets

Part Number	Description / PDF	Quantity
1043684 Phoenix Contact	CONN RECEPTACLE 0.8MM 52POS SMD	462
1061643 Phoenix Contact	SMD FEMALE CONNECTOR, NOMINAL CU	499
1043682 Phoenix Contact	CONN RECEPTACLE 0.8MM 12POS SMD	405
1043683 Phoenix Contact	CONN RECEPTACLE 0.8MM 32POS SMD	476
1061580 Phoenix Contact	SMD FEMALE CONNECTOR, NOMINAL CU	250
1714892 Phoenix Contact	CONN RECEPTACLE 1.27MM 16POS SMD	433
1714999 Phoenix Contact	CONN RECEPTACLE 1.27MM 12POS SMD	543
1714891 Phoenix Contact	CONN RECEPTACLE 1.27MM 12POS SMD	537
1714893 Phoenix Contact	CONN RECEPTACLE 1.27MM 20POS SMD	537
1714869 Phoenix Contact	CONN RECPT 1.27MM 12POS SMD RA	973560
1061585 Phoenix Contact	SMD FEMALE CONNECTOR, NOMINAL CU	250
1714886 Phoenix Contact	CONN RECEPTACLE 1.27MM 50POS SMD	548280
1714871 Phoenix Contact	CONN RECPT 1.27MM 16POS SMD RA	1086560
1714872 Phoenix Contact	CONN RECPT 1.27MM 20POS SMD RA	1117560
1043685 Phoenix Contact	CONN RECEPTACL 0.8MM 80POS SMD	750
1714897 Phoenix Contact	CONN RECEPTACLE 1.27MM 40POS SMD	278280
1061666 Phoenix Contact	SMD FEMALE CONNECTOR, NOMINAL CU	500
1714878 Phoenix Contact	CONN RECPT 1.27MM 50POS SMD RA	1105560
1061667 Phoenix Contact	SMD FEMALE CONNECTOR, NOMINAL CU	490
1714877 Phoenix Contact	CONN RECPT 1.27MM 40POS SMD RA	1120

Rectangular Connectors - Headers, Receptacles, Female Sockets

1. Overview

Rectangular connectors are modular electrical components designed to establish reliable connections between PCBs (Printed Circuit Boards) or electronic systems. This category includes headers (male pins), receptacles (female contacts), and sockets, which enable signal/power transmission while maintaining mechanical stability. Their standardized designs and versatility make them critical in modern electronics, from consumer devices to industrial machinery.

2. Main Types and Functional Classification

Type	Functional Features	Application Examples
Single-Row Headers	Linear arrangement of male pins	Arduino shields, sensor modules
Double-Row Headers	Dual-row pin configuration for higher density	Computer motherboards, industrial controllers
Right-Angle Receptacles	90 orientation for space-constrained designs	Compact medical devices, automotive sensors
Stacking Female Sockets	Vertical interconnection for multi-board systems	3D printer control stacks, test equipment

3. Structure and Components

Typical construction includes:

Contact Terminals: Phosphor bronze or beryllium copper with gold/tin plating for conductivity
Insulation Housing: Thermoplastic materials (e.g., LCP, Nylon 6/6) for dielectric strength
Retention Mechanism: Polarization keys and locking tabs to prevent misalignment
Mounting Options: Through-hole or surface-mount (SMT) configurations

4. Key Technical Specifications

Parameter	Value/Range	Importance
Current Rating	0.5A - 10A per contact	Determines power transmission capacity
Contact Resistance	5-20m	Affects signal integrity and thermal performance
Dielectric Strength	500V - 2500V AC	Ensures electrical safety and insulation reliability
Operating Temperature	-55 C to +125 C	Defines environmental tolerance
Mating Cycles	100 - 10,000 cycles	Indicates mechanical durability

5. Application Fields

Consumer Electronics: Smartphones, laptops, gaming consoles
Industrial Automation: PLCs, motor drives, sensor hubs
Telecommunications: 5G base stations, network routers
Medical Devices: Diagnostic equipment, patient monitors
Automotive: ECU connectors, ADAS sensors

6. Leading Manufacturers and Products

Manufacturer	Representative Product
TE Connectivity	MicroSpeed Rectangular Connectors
Molex	PicoBlade 0.8mm Headers
Amphenol	MICRO CONECTA Surface Mount Sockets
Samtec	QTRADE High-Speed Receptacles

7. Selection Guidelines

Key considerations:

Electrical requirements (current/voltage levels)
PCB space constraints and stacking needs
Environmental factors (temperature, vibration, moisture)
Cost-effectiveness vs. long-term reliability
Compliance with standards (IPC, RoHS, REACH)

Example: For automotive applications, prioritize connectors with high vibration resistance (e.g., TE Connectivity's AMPMODU series) and AEC-Q200 certification.

8. Industry Trends

Emerging directions include:

Miniaturization: Sub-1.0mm pitch connectors for wearable devices
High-speed capabilities: 10+ Gbps data rates for 5G infrastructure
Enhanced reliability: Hermetic sealing for aerospace applications
Modular designs: Tool-less hot-swap systems for data centers