Rectangular Connectors - Headers, Male Pins

Image Part Number Description / PDF Quantity Rfq
20021221-00008D8LF

20021221-00008D8LF

Storage & Server IO (Amphenol ICC)

CONN HEADER SMD 8POS 1.27MM

0

75160-802-07LF

75160-802-07LF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 7POS 2.54MM

0

77311-802-20LF

77311-802-20LF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 20POS 2.54MM

0

69190-109HLF

69190-109HLF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 9POS 2.54MM

0

10082201-104-20LF

10082201-104-20LF

Storage & Server IO (Amphenol ICC)

CONN HEADER R/A 20POS 2.54MM

0

68000-122HLF

68000-122HLF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 22POS 2.54MM

239

77313-822-64LF

77313-822-64LF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 64POS 2.54MM

0

95278-401B20LF

95278-401B20LF

Storage & Server IO (Amphenol ICC)

CONN HEADER SMD 20POS 2.54MM

0

77313-418-14LF

77313-418-14LF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 14POS 2.54MM

0

98401-802-26LF

98401-802-26LF

Storage & Server IO (Amphenol ICC)

CONN HEADER SMD 26POS 2.54MM

0

68000-102

68000-102

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 2POS 2.54MM

15359

20021221-00050D1LF

20021221-00050D1LF

Storage & Server IO (Amphenol ICC)

CONN HEADER SMD 50POS 1.27MM

0

78548-240HLF

78548-240HLF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 40POS 2.54MM

0

10114830-11103LF

10114830-11103LF

Storage & Server IO (Amphenol ICC)

CONN HEADER SMD R/A 3POS 1.25MM

3750

54202-S3013LF

54202-S3013LF

Storage & Server IO (Amphenol ICC)

CONN HEADER SMD 26POS 2.54MM

0

77311-418-22LF

77311-418-22LF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 22POS 2.54MM

0

68602-228HLF

68602-228HLF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 28POS 2.54MM

0

77313-427-06LF

77313-427-06LF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 6POS 2.54MM

0

77313-422-16LF

77313-422-16LF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 16POS 2.54MM

0

75869-110LF

75869-110LF

Storage & Server IO (Amphenol ICC)

CONN HEADER VERT 64POS 2.54MM

306

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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