Rectangular Connectors - Headers, Male Pins

Image Part Number Description / PDF Quantity Rfq
77311-118-10LF

77311-118-10LF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 10POS 2.54MM

287

77315-124-10LF

77315-124-10LF

Storage & Server IO (Amphenol ICC)

CONN HEADER R/A 10POS 2.54MM

0

68024-210HLF

68024-210HLF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 10POS 2.54MM

0

55101-T1106LF

55101-T1106LF

Storage & Server IO (Amphenol ICC)

CONN HEADER R/A 6POS 2.54MM

0

20021121-00072D4LF

20021121-00072D4LF

Storage & Server IO (Amphenol ICC)

CONN HEADER SMD 72POS 1.27MM

0

68602-122HLF

68602-122HLF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 22POS 2.54MM

0

68021-440HLF

68021-440HLF

Storage & Server IO (Amphenol ICC)

CONN HEADER R/A 40POS 2.54MM

0

77313-103-72LF

77313-103-72LF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 72POS 2.54MM

0

75844-101-28LF

75844-101-28LF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 28POS 2.54MM

0

77315-425-02LF

77315-425-02LF

Storage & Server IO (Amphenol ICC)

CONN HEADER R/A 2POS 2.54MM

0

77313-818-70LF

77313-818-70LF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 70POS 2.54MM

0

77313-138-08LF

77313-138-08LF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 8POS 2.54MM

0

98401-801-20LF

98401-801-20LF

Storage & Server IO (Amphenol ICC)

CONN HEADER SMD 20POS 2.54MM

0

68015-135HLF

68015-135HLF

Storage & Server IO (Amphenol ICC)

CONN HEADER R/A 35POS 2.54MM

0

78938-409HLF

78938-409HLF

Storage & Server IO (Amphenol ICC)

CONN HEADER R/A 9POS 2.54MM

0

95278-401A20LF

95278-401A20LF

Storage & Server IO (Amphenol ICC)

CONN HEADER SMD 20POS 2.54MM

0

78207-108HLF

78207-108HLF

Storage & Server IO (Amphenol ICC)

CONN HEADER R/A 8POS 2.54MM

1710

68000-423HLF

68000-423HLF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 23POS 2.54MM

0

77313-827-66LF

77313-827-66LF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 66POS 2.54MM

0

20021121-00076T1LF

20021121-00076T1LF

Storage & Server IO (Amphenol ICC)

CONN HEADER SMD 76POS 1.27MM

0

Rectangular Connectors - Headers, Male Pins

1. Overview

Rectangular connectors with male pins, commonly referred to as pin headers, are modular electrical interfaces featuring parallel rows of conductive prongs enclosed in a dielectric housing. These components enable reliable signal and power transmission between PCBs (Printed Circuit Boards), cables, and subsystems. Their standardized design, ease of assembly, and scalability make them critical in modern electronics, from consumer devices to industrial machinery.

2. Main Types and Functional Classification

Type Functional Characteristics Application Examples
Single-Row Headers Linear arrangement, 0.1" pitch standard, low-cost solution Prototyping boards, Arduino shields
Double-Row Headers Parallel dual-row configuration, higher contact density Industrial control systems, PLC modules
High-Density Headers Sub-0.05" pitch, optimized for miniaturization Smartphones, medical sensors
Right-Angle Headers 90 oriented pins for vertical space optimization Automotive ECUs, server motherboards

3. Structure and Composition

Typical male pin headers consist of:

  • Contact System: Phosphor bronze or beryllium copper pins with gold-plated contact areas
  • Insulation Housing: High-temperature resistant LCP (Liquid Crystal Polymer) or nylon material
  • Mechanical Features: Polarization keying, anti-wobble design, and retention latches
  • Mounting Options: Through-hole, SMT (Surface Mount Technology), or press-fit terminations

The contacts are arranged in standardized grids (commonly 2.54mm/0.1" pitch) with polarization features to prevent mis-mating.

4. Key Technical Specifications

Parameter Importance
Current Rating (Amps/contact) 0.5-10A determines power handling capability
Contact Resistance (m ) 10-30m affects signal integrity and power efficiency
Dielectric Withstanding Voltage 100-1000V defines insulation reliability
Operating Temperature Range -55 C to +125 C ensures environmental durability
Insertion Force (N) 0.5-5N impacts mating cycle longevity

5. Application Fields

  • Consumer Electronics: Laptops, gaming consoles, smart home devices
  • Automotive: ECU interconnects, sensor harnesses, infotainment systems
  • Industrial: CNC machine controllers, robotics interfaces
  • Medical: Diagnostic equipment, patient monitoring systems
  • Telecom: Base station hardware, fiber optic transceivers

6. Leading Manufacturers and Products

Manufacturer Representative Product
TE Connectivity AMPMODU 205796-1 (0.05" micro pitch header)
Molex PicoBlade 0510210400 (ultra-compact wire-to-board connector)
Amphenol ICC 10118801-01 (high-speed differential pair header)
JAE Electronics DF11 Series (0.5mm pitch FPC-to-PCB connector)

7. Selection Guidelines

Key considerations:

  1. Electrical requirements (current/voltage rating)
  2. Space constraints (pitch size and profile height)
  3. Environmental conditions (temperature, vibration, moisture)
  4. Termination method compatibility (through-hole vs SMT)
  5. Expected mating cycles (durability requirements)
  6. Cost vs performance trade-offs

Example: For automotive applications, select headers with AEC-Q200 certification and 3 m gold plating for vibration resistance.

8. Industry Trends

  • Miniaturization: Development of 0.3mm pitch connectors for wearable devices
  • High-Speed Performance: Optimization for 10+ Gbps data rates in 5G infrastructure
  • Modular Design: Integration with hybrid power/signal transmission capabilities
  • Sustainability: Adoption of halogen-free materials and RoHS compliance
  • Smart Manufacturing: Embedded RFID tags for connector lifecycle tracking
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