Overview
White pin headers are standardized connectors widely used in electronics for board-to-board or cable-to-board connections. Their white nylon or PBT housing provides electrical insulation and mechanical stability, while the metal pins ensure conductivity. These components are favored in prototyping and production due to their modularity and compatibility with breadboards and sockets. The color white is often chosen for contrast against PCBs or for aesthetic alignment with product designs.
Structure and Working Principle
A pin header consists of a plastic base with embedded metal pins arranged in single or double rows. The pins are typically press-fit into the PCB and may be soldered for permanent connections. Electrical contact is made when a mating connector (e.g., a socket or jumper wire) is pushed onto the pins. The spacing (pitch) between pins is critical—common values include 2.54mm, 2.0mm, or 1.27mm—to ensure compatibility across devices.
Key Features
Corrosion-resistant plating (tin, gold, or nickel) on pins enhances longevity and reduces contact resistance. The plastic housing is rated for high temperatures (often up to 105°C) and resists solvents. Polarization features like notches or keyed housings prevent incorrect mating. Some variants include shrouded designs for added protection against misalignment or physical damage.
Application Areas
Pin headers are ubiquitous in consumer electronics (e.g., routers, IoT devices), industrial control systems, and automotive modules. They enable modular designs, allowing PCBs to be replaced or upgraded without desoldering. In prototyping, they facilitate rapid testing with breadboards. High-density versions are used in compact devices like smartphones, where space efficiency is critical.
Maintenance and Precautions
Avoid exposing pin headers to excessive mechanical stress during insertion/removal, as this can bend pins or crack the housing. For dusty environments, consider shrouded or covered variants. Clean pins with isopropyl alcohol if oxidation occurs. Storage in anti-static bags is recommended to prevent electrostatic discharge (ESD) damage, especially for sensitive components.
B2B Procurement Guide
Bulk purchases (reels or trays) typically reduce costs by 10–30%. Specify requirements like pitch, pin count, plating type, and operating temperature range to suppliers. For high-reliability applications (e.g., medical devices), opt for gold-plated pins and UL94 V-0 flame-retardant housings. Lead times vary: standard configurations ship in 1–2 weeks, while custom designs may take 4–6 weeks.
Related Manufacturers
- 主营：连接器、排针排母、板对板连接器、接线端子、短路帽、排母、欧式插座、汽车连接器、压排连接器、FPC薄膜插座、伺服连接器、轻触开关、USB、TYPE C
- 主营：FPC插座、FPC/FFC连接器、ZIF连接器、wafer针座、排针排母、板到线、板对板、接线端子、FFC软排线、轻触开关、RJ45
- 主营：汽车连接器
- 主营：74lvt374d、max917euk、hz3c2do35、接插件ZH1、74hc4067d、uln2003ap、hin232cbz、max485cpa、fds6961az、adg801brt、74abt541d、mpc89e52ap、tpa751dgnr、phkd6n02lt、upd63200gs、a7800a7841、74abt240db、max2641eut、sn74ls245n、lm5642xmax、max4477asa、nc7st08m5x、sn74ls26dr、sn74ls33dr、a3410a7840、max3241eca
- 主营：bnh贴片、贴片esd、非对称、d5tsop-6p、广濑hrs、sp3232een、缓冲器、端子jst、监视器、丝印b6a、mps飞控、小车板、丝印r1z、放大器、异或门、电子秤、s1sot-23p、丝印nxc、丝印aox、传感器、1563124-1、丝印d8f、arsot-23n、丝印lpu、opa2350ea
- 主营：端子线、连接器、电器线、洗衣机接插件、线对线接插件、薄膜开关接插件、连接线、线对板、板对线、黑色莫仕、排针排母、接线端子、电子电器、电池接线、电子器件、电子电源线
- 主营：线对板连接线、电源线、硅胶线、mm针座、FFC软排线、锁控线、gps线束、扁平线、高温线、屏蔽线、端子线、导线、USB线、pvc电线、储能线、开关线、led灯线、连接线、国标线、led排线、彩排线
- 主营：排针、排母、简牛、牛角、连接器插件、连接器
- 主营：网络连接器
- 主营：5851bk005、alphawire、电线电缆、热缩套管、jst连接器、UL1213高温线、连接器塑壳、海德科电子、alpha线缆、MIL16878电线、UL11028电子线
- 主营：针座接插件、连接器
- 主营：连接器端子、胶壳、排针排母端子订制、2.8插片汽车接插件、并线快接端子、莫仕1.5端子、连绕端子、JSTZH1.5端子、快速接线端子、插簧端子、间距端子连接器、2663公端、双勾基板端子、SM2.5端子、2501CH胶壳、2570端子、2570H胶壳、2.54连接器、双勾基板端、冲压端子、焊接端子、基板端、插板端、2.0间距端子、2.54间距端子、连接器配件
- 主营：JST连接器、TE连接器、KET连接器、接插件、molex连接器、然湖连接器、汽车连接器、防水连接器、塑壳、胶壳、排针排母、冷压端子、接线端子、护套、固定器、锁片、插头、防水胶壳、线对线连接器、线对板连接器、插针、密封件、铜鼻子、外壳
- 主营：电感tdk、二极管、dp83867cr、摄像头、电压ldo、lm5156-q1、以太网、收发器、缓冲器、控制器、vin汽车、lm5155-q1、aosaod410、摄像机、电流ddr、监控器、aosao4422、tps784-q1、1ps79sb30、tlv702-q1、驱动器、稳压器、bss138lt1g、连接器、端子胶壳
- 主营：J30J连接器、J63A连接器、HJ30J连接器、J30JZ连接器、J30JA连接器、J29A连接器、J30连接器、J30V2连接器、J70A连接器、J103连接器、J56连接器、JL矩形连接器、SL4矩形连接器、YGD圆形连接器、XCG XCD XCE XCH圆形连接器、YMA YMB YMC YMG圆形连接器、Y50DX圆形连接器、Y50EX圆形连接器、Y50X圆形连接器、J599/JY27圆形连接器、Y2/Y2M圆形连接器、Y11 Y17 Y27圆形连接器、Y3 Y3A圆形连接器、YW高速网络圆形连接器
- 主营：JST连接器、TE连接器、然湖连接器、接插件、针座、防水接插件、yeonho连接器、molex连接器、JST进口连接器、塑壳、胶壳、外壳、绝缘护套、接线端子、防水连接器、固定器、底座、冷压端子、锁片、旗型端子、汽车连接器、单粒端子
- 主营：连接器、板对板连接器、高速连接器、线对板连接器、军工连接器、FPC连接器、背板连接器、高速线材、申泰连接器
- 主营：泰科连接器、莫仕连接器、胡连连接器、电路板接插件连接器、PCB板端接插件、汽车护套端子接插件、矢崎连接器、安普连接器、新能源汽车连接器、博世连接器、安波福连接器、JST连接器、HRS连接器、汽车连接器、线束连接器、汽车插接器、汽车护套、胶壳连接器、TE连接器、itt连接器、AMP连接器、MOLEX连接器、德尔福连接器、APTIV连接器、新能源高压连接器