12.7-RDF-400

12.7-RDF-400

-- 圆形弹片 RDF --

产品规格参数

12.7-RDF-400 金属弹片

图纸

12.7-RDF-400 金属弹片

实体

项目名称描述项目名称描述
A直径(mm) 12.7 产品型号 12.7-RDF-400
材料 不锈钢 荷重(g) 291a1d1a191a19
荷重公差(g) 385b0a5a090b0b0b08 寿命(次数)   
材料厚度(mm) 201310124513111312 C高度(mm) 15262527702620262d762777242625277026252620
E点深度(mm) 340704065107050704570656050704065107040701 F点直径(mm) 17242625722421
手感(%) 3b      

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
280 DN12.7-RDF-280
12.7-RDF-280
350 DN12.7-RDF-350
SG12.7-RDF-350
480 12.7-RDF-480

相同尺寸 类似弹片规格列表

产品图示 型号 产品图示 型号
金属弹片锅仔片 12.7-RDF-TOP-400 金属弹片锅仔片 12.7-TDF-TOP-400

不同材料比较

功能\材料 365302540e0e52530f0f020e0e530f0f045704 385d0c5a00005c5d01010c00005d01010a590a0a005d0d005e005b5d01015c590a5d01010d00085d01010d005c0a01 4025742278782425797974787825797972217272782575782479752579792421722579797578702579787779717279
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。

双面板PCB尺寸参数表

ID 项目名称 产品规格参数 ID 项目名称 产品规格参数
1 弹片直径(mm) 12.70 2 直径D尺寸(mm) 5.00
3 T宽度尺寸(mm) 1.30 4 直径E尺寸(mm) 14.10
5 直径F尺寸(mm) 10.70 6 直径G尺寸(mm) 0.90

使用方法

4f7f2b7f2e7c2c787f7c2a2a7a2d2c2d762a78777677782a792d7a772d2a772e29767a2a7976782d792a292d2c772c2a772e292d782a792d7c2e772a79777b77292a7b2d77777f2a7b2d2e762d2a7b2d2e772d2a762e7e2d762a7a2e79777d2a7b2d77772d2a292d2c762e7c2c7d29787f7c2a7d7f7f2b7f2e7f2b7f2e7c2c7929792c7c2a7d7f7f2b7f2e7f2b7f2e7f767c2c792c79767c2a2a7a2e2a77762a772e7c777a2a7a2d2c2d762a78777677782a79767b2d2a2a782d2b2e2a2a7a2d782e7a2a7b2d2b762c2a792e782d2b2a7b2d2b772b2a7976782d792a292d2c772c2a782e7e2e2a2a7b2d29762b2a7a2d2c2d762a78777677782a79767b2d2a2a782d2b2e2a2a78762e777b2a7a2d782e7a2a7b2d2b762c2a792e782d2b2a7b2d2b772b2a7a762c2e772a7b2d77777f2a7b2d772e2e2a7a2d762d7c2a79767a2d7b2a78762e777b2a7a2d762d7c2a76762b2e7d2a7b2d77772e2a7c777f777d7c2c7d29792c79767c2a7d7f7c2c792c79767c2a2a7a2d2c2d762a78777677782a7a2e2a77762a772e7c777a2a772d2977782a782e77772d2a7b2d772e2b2a292d2c772c2a7a2d7f2d2b2a76777877292a7b2d77772b2a772e79777e2a78767b2e772a797776772d2a79772c77782a79772c77762a7a2d2c2d762a78777677782a7c777f777d2a77772d2e7a2a7976772e292a78767b2e772a797776772d2a79772c77782a79772c77762a772d2977782a78762e777b2a7a2d2c2d762a78777677782a292d2c772c2a7a2d7f2d2b2a76777877292a7b2d77772b2a772e79777e2a78767b2e772a7b2d2e772a2a7b2d2e2e782a7a767c777e2a7b2d77772e2a7c777f777d7c2c7d29792c79767c2a7d7f7c2c792c79767c2a2a7a2d2c2d762a78777677782a7a2e2a77762a772e7c777a2a78762e777b2a7a2d782e7a2a7b2d2b762c2a792e782d2b2a7b2d2b772b2a76762c777f2a772e79777e2a762e7d777b2a78767a76762a7a2e7b762e2a7b2d2b76762a78762e777b2a782e762d2e2a7676782d7b2a292d2c772c2a76777e2d292a7a777a772b2a7a2d2c2d762a78777677782a7a772976782a7a772a772d2a7a772976772a7a2d2b2e7d2a7976782d792a7a2e292d2c2a7777782d7b2a7a2d2c2d762a78777677782a7a767f767e2a7a2e7b76792a7a2d2d2d792a7a2d7e767a2a292d2c772c2a77772d2e7a2a7b2d2b76762a76777877292a7b2d77772b2a772d792d7c2a7a2e292d2c2a7777782d7b2a7a2d2c2d762a78777677782a7a772976782a7a772a772d2a7a772976772a7a2d2b2e7d2a77777f772c2a7a2d2b2d7e2a7a767c772b2a7a2d2c2d762a78777677782a792e2b2e7c2a7a2d772d772a78762e777b2a7b2d2b2d292a78767b2e772a7a2e292d292a7a767e2d2b2a7c777f777d7c2c7d29792c79767c2a7d7f7c2c792c79767c2a2a7b2d2b2d292a78767b2e772a7a2d2c2d762a78777677782a7b2d77772b2a772e79777e2a79777f2d2d2a7976772e292a79772c77762a7a772a772d2a7a2d2c2d762a78777677782a292d2c772c2a76777e2d292a7a777a772b2a76777f2e7f2a797777767f2a7a2e7b2d7e2a78777e2d7a2a79777776792a77777f777a2a79772b76292a7a762b77292a292d2c772c2a79772c77762a76767b2e2a2a762e7d767e2a78772a77782a79762d2d7b2a7b2d77772b2a772e79777e2a7a2e7b2e2e2a7a2d292e2d2a292d2c772c2a7b2d77777f2a7777772e2c2a7a762c2e777c7c782a7c7a787c2a7b2d77777f2a792e2c2e7e2a7b2d77772b2a772e79777e2a7b2d2b772a2a7b2d2e772a2a772d2976762a7b2d772e2e2a79767a2d7f2a7c777f777d7c2c7d29792c79767c2a7d7f7c2c792c79767c2a2a7a2d2c2d762a78777677782a7b2d77772b2a77777c2d2b2a76767a2d292a79762c76292a7b2d2a2d7a2a792d7c2e7e2a7a762c2e772a792d7f2d7b2a7b2d772e2b2a292d2c772c2a7a762c2e772a792d7f2d7b2a7b2d772e2b2a7976782d792a7676782d7b2a7b2d76777a2a7b2d2e77792a772e7e2e772a76762b2e7d2a7b2d2c762e2a772e7e772c2a797777767f2a7b2d77777f2a7a2d7e777d2a792d7f2e782a7a772c76792a777779762c2a292d2c772c2a7a2d2b2d7e2a7a767c772b2a7a2e292d2c2a78767b2d7a2a7c777f777d7c2c7d29792c79767c2a7d7f7c2c792c79767c2a2a7a2d2c2d762a78777677782a7a2e292d292a7a767e2d2b2a792d7a772d2a772e29767a2a7976782d792a292d2c772c2a7a2d2d2d2e2a772e2a2e2a2a7b2d2b2d292a78767b2e772a78767f777c2a7a762a772d2a782e7e777a2a77777c2d792a7a2e7b2d7b2a292d2c772c2a76777e2d292a7a777a772b2a792d7a772d2a772e29767a2a772d2977782a782e77772d2a7b2d772e2b2a7a772976782a7a772a772d2a7a2e292d2c2a7777782d7b2a7a2d2c2d762a78777677782a782e7f2d7b2a79772b76292a7c777f777d7c2c7d29792c79767c2a7d7f7c2c792c79767c2a2a7a2d2c2d762a78777677782a7a772a772d2a7a772e762d2a792d7a772d2a772e29767a2a7976782d792a292d2c772c2a76762c777f2a772e79777e2a792e7f2d762a79772b2e2a2a7b2d2e2e782a7a767c777e2a772e78777b2a792e7f2d2c2a7b2d762e792a772e79777e2a792d7e777d2a772d29762d2a772e7e772c2a792d7a772d2a76777877292a292d2c772c2a792e7c777f2a792d7a772d2a7a772a772d2a7a772e762d2a7976782d792a7a777a77772a762e7d777b2a7a777a77772a767778772e2a79767b2d2a2a7a2d2c2d762a78777677782a78762e777b2a7a2d2e767b2a7a772e762d2a292d2c772c2a7a777a77772a762e7d777b2a79772c77767c7e7c7f2a792e2c2e7e2a7a767f772a2a7a7779772b2a772d29762d2a772e7e772c2a7a772a772d2a7a772e762d2a792e7c777f2a792d7a772d2a7c777f777d2a7a772a772d2a7a772e762d2a792d7a772d2a772e29767a2a7a2e7b2d7b2a79762c77762a772e78777b2a7a2e2a762e2a772e79777e2a792d7e777d2a292d2c772c2a7b2d2e2e782a7a767c777e2a772e78777b2a792e7f2d2c2a7b2d762e792a79762c77762a792d7a772d2a772e29767a2a772e79777e2a792d7e777d2a7c777f777d7c2c7d29792c79767c2a7d7f7f2b7f2e7f767c2c792c79767c2a2a7a2d2c2d762a78777677782a7b2d2b2d292a78767b2e772a7976782d792a292d2c772c2a7a2d7f2d2b2a76777877292a7b2d2b2d292a78767b2e772a7a767f772c2a7b2d77777f2a7977762d762a792e2c2e7e2a7a2d2c2d762a78777677782a292d2c772c2a76777e2d292a7a777a772b2a7b2d77772b2a7a767f772c2a7977762d762a792e2c2e7e2a7a2d2c2d762a78777677782a792d782d782a7a767f77772a7b2d2b2d292a78767b2e772a7c777f777d7c2c7d29792c79767c2a7d7f7f2b7f2e7f2b7f2e7c2c7d297929792c7c2a7d7f7f2b7f2e7f2b7f2e7d7f


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

2b4e12131c121a4e1e491a124e4e1e494849124e1c1312131c4e1c124a131f4e1e491c4a1e4e1f494f12484e1e134e124d4e1c121b131d4e4d4948124a4e13121d131f4e13131d12484e1d134813124e12121f4a4e4e1f4913134a4e1c124a131f4e12131c121a4e1e491a124e4e1e494849124e1c1312131c4e1f494f134f4e1f494a134e1e1b1f181f194e1d124f494d4e1f4913134a4e1c124a131f4e1e4a4d49484e1c121f491e4e1213184a134e1f494f134f19134e1e4a1f4a1c4e1213184a134e1e1313131d4e1f494f134f4e1f494a134e4e1c494a494d4e13491c4a4d4e1d124f494d4e1f4913134a4e1c124a131f4e12131c121a4e1d131213494e1d1348131c4e1f4913134a4e1d121d49124e4d494813124e4d494813484e1e494f12184e1e134d121c4e1e1313491b4e1d134813124e1e134e13494e1d121c491d4e4d494813484e1e494849124e1c1312131c4e1c124a131f4e1f49134a4f4e1e494d13184e1c131949124e1f491313494e1e131c49124e4d494813484e1d134e4a1e4e134a1c4a1d4e1e1313491b1e1b1f181f194e1f4913134a4e1c124a131f4e1c494a494d4e13491c4a4d19484e1f4949134e4e13131b13484e1e494f4a194e1d1313121b4e1e1249124e4e13491c4a4d4e4d494813484e1c121f491e4e1d491e131a4e12131b124a4e13494d131c4e4d494813484e1d121e491f4e1f49134a4a4e1f494a4a1c4e1e1218131a4e1e491b491a4e1e494e121c4e1f49494a1e4e1d4a4f4a184e1e491349134e1e491c4a1e4e1f494f12484e18131b1319194e194e194e

 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