TN5-TDF-OW3-300

TN5-TDF-OW3-300

-- 三角形弹片 TDF-W_OCW --

产品规格参数

TN5-TDF-OW3-300 金属弹片

图纸

TN5-TDF-OW3-300 金属弹片

实体

项目名称描述项目名称描述
A直径(mm) 5.0 产品型号 TN5-TDF-OW3-300
材料 双面镀镍 荷重(g) 22111111121112
荷重公差(g) 244716461517171714 寿命(次数)   
材料厚度(mm) 132023217620232025 B宽度(mm) 4b787f792e787c
C高度(mm) 55666567306661666d366737646665673066656660 E点深度(mm) 62515250075152515a015000535152500751525157
F点直径(mm) 1e2d2f2c7b2d2c W宽度(mm) 4370737126707b
L长度(mm) 1e2d2d S长度(mm) 2f1c1a1d4a1c1e184a1c191d4a1c1c
手感(%) 63      

尺寸公差 (mm)

  x.x: ±0.1   x.xx: ±0.05   (材料厚度和有公差的参数除外)

常用链接

单位换算   常见问题  产品展示   产品分类检索   产品尺寸索引   全能搜索  

相同尺寸 本系列其他弹片规格列表

荷重 (g) 型号 荷重 (g) 型号
200 5-TDF-OW3-200 250 5-TDF-OW2-250
5-TDF-OW3-250
300 5-TDF-OW3-300

不同材料比较

功能\材料 593c6d3b61613d3c60606d61613c60606b386b 244110461c1c40411d1d101c1c411d1d164516161c41111c421c47411d1d404516411d1d111c14411d1d111c40161d 620756005a5a06075b5b565a5a075b5b500350505a07575a065b57075b5b060350075b5b575a52075b5a555b53505b
表面处理 双面镀镍 先双面镀镍,再单面镀金
耐腐蚀 一般 比较好
导电性能 一般 比较好
电阻 小于100欧姆 小于1欧姆 小于0.1欧姆
适用行业 消费电子 工业、仪器、设备 汽车、航空、医疗、银行
成本 一般 非常高

若最终的产品对弹片的阻值要求比较高,建议使用不锈钢(双面镀镍)或者不锈钢(单面镀金)材料。


荷重测试

常用荷重(压力)测试头

除了特别指定外,默认荷重(压力)测试头的尖头(0.3mm)尺寸如下图所示。

PCB参考

PCB 布线建议:

单面板、双面板

名称 描述/规格/参数
触电布置 SPST N.O
开关/工作电压 0.1 to 50电压(直流) V DC
开关功率 1 瓦Watt
开关电流 0.005 to 100毫安(直流) mA DC
接触电阻 单面镀金 <0.10 欧姆ohm, 双面镀镍 <1 欧姆ohm, 不锈钢 <100 欧姆ohm
回弹时间 <0.3毫秒ms
触点时间 <0.6毫米ms
工作温度 -40 摄氏度degrees C to +100 摄氏度degrees C
存储温度 -55 摄氏度degrees C to +100 摄氏度degrees C

以上所列数值是标准数值参考,这些数值主要取决于在最终产品上实际组装的状况。


使用方法

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


产品简介

金属弹片 ( 又称锅仔片或metal dome, snap dome ) , ( 因为其开关像倒扣过来的锅,故俗称 锅仔片, 或' 锅子片' ) , 英文 metal dome , 采用不锈钢制成, 是开关上的一个重要组成部分,借助于金属弹片的的导通性,在使用者和产品之间起到一个优质的开关的作用。同时,利用金属弹片的稳定回弹力(按下后自动复位),其特点超长的寿命,给使用者提供优质的触觉反馈。金属弹片所使用的材料比较薄 ( 通常使用 0.05mm ~ 0.15mm ) 不锈钢钢带( 钢材牌号通常使用301或者304 ),金属弹片是开关上的一个重要的组成部分。

金属弹片主要应用于薄膜开关、接触开关、PCB板、FPC板,医疗器械等产品中。金属弹片的工作原理:薄膜按键上的金属弹片位于PCB板上的导电部位( 大部分位于线路板上的金手指上方 ),当受到按压时,弹片的中心点下凹,接触到PCB上的线路,从而形成回路,电流通过,整个产品就得以正常工作。

弹片采用进口不锈钢材料,此材料含碳量低(0.08%),抗氧化度高, 本产品品质优良,性能好。产品通过SGS认证,提供可靠的质量保证,符合欧盟REAH法规和RoHS指令,产品符合环保要求。


金属弹片(锅仔片)的工作原理

47227e7f707e76227225767e2222722524257e22707f7e7f7022707e267f73227225702672227325237e2422727f227e2122707e777f71222125247e26227f7e717f73227f7f717e2422717f247f7e227e7e7326222273257f7f2622707e267f73227e7f707e76227225767e2222722524257e22707f7e7f70227325237f23227325267f2272777374737522717e2325212273257f7f2622707e267f7322722621252422707e732572227e7f74267f227325237f23757f227226732670227e7f74267f22727f7f7f71227325237f23227325267f22227025262521227f2570262122717e2325212273257f7f2622707e267f73227e7f707e7622717f7e7f2522717f247f702273257f7f2622717e71257e222125247f7e222125247f24227225237e7422727f217e7022727f7f257722717f247f7e22727f227f2522717e702571222125247f2422722524257e22707f7e7f7022707e267f732273257f2623227225217f7422707f75257e2273257f7f2522727f70257e222125247f2422717f222672227f2670267122727f7f25777277737473752273257f7f2622707e267f73227025262521227f257026217524227325257f22227f7f777f2422722523267522717f7f7e7722727e257e22227f25702621222125247f2422707e732572227125727f76227e7f777e26227f25217f70222125247f2422717e7225732273257f262622732526267022727e747f76227225772576227225227e702273252526722271262326742272257f257f227225702672227325237e2422747f777f75752275227522

 金属弹片(锅仔片)的工作原理

常见弹片的包装形式如下:

  

  1. 弹片散包装袋: 弹片(锅仔片)主要包装形式

  2. 弹片贴纸: 快速组装、节省人工、提高效率

  3. 弹片编带装 : 用于SMD自动化上料贴片


行业应用

广泛应用于手机、数码相机、电话、MP3以及其它数码产品等,金属弹片(锅仔片)是在生活中无处不在的,比如您的手机按键,做饭的电磁炉按键、各类家用电器、各种健身电子器材、各类电器、电子设备、仪表仪器等。各类行业应用仅罗列常用用途如下:

  1. 各类遥控器:如门禁密码锁、电子密码器、ATM机、数据采集器、金属键盘、保险箱、手机、电子秤、POS机等
  2. 各类键盘:如电视遥控器、空调遥控器、工业设备遥控器、汽车遥控钥匙等。
  3. 各类电器、电子玩具、健身电子器材:如跑步机、电饭煲、微波炉、洗衣机、电磁炉、VCD/DVD、电视机、MP3、录音笔、电子手表、蓝牙音箱等。
  4. 各类电子设备、仪表、仪器、医疗设备及仪表:如电子压力计、电子血压计、电子血糖计等。


产品规格书 文档下载:

产品规格书
  • 1

    产品咨询和产品选型

  • 2

    样品测试和样品确认

  • 3

    订单采购和生产排期

  • 4

    产品交货和售后服务