K12

K12 SERIES High Performance Key Switches  
  
  Features/Benefits
·Excellent tactile feel
·Wide choice of LED colors,travel and actuator forces
·High reliability / long life
·Sealed version available
·Designed for low-level switching
·Double stroke version available
·Detector version available
 
Typical Applications

•Automotive
•Off-road transportation
•Industrial electronics
•Computers & network equipment

Construction:
1.FUNCTION: momentary
2.DISTANCE BETWEEN BUTTON CENTERS: min. 11 (0.433) K12C = 13 (0.512)
3.TERMINALS: PC pins, tinned
4.MOUNTING: Locating pins; K12D, K12G and K12P additionally with snap-in housing

Mechanical
1.TOTAL TRAVEL: 1 mm, 1,5 mm, 2 mm
2.SWITCHING TRAVEL: 0,6 mm*
3.OPERATING FORCE: 1.5 N OD without snap-point as detector switch, 2.5 N, 3.5 N, 5 N, 3.5/7 N, 6/12 N. Additional operating force 7N, 9N and 20N, available on request.
4.PROTECTION CLASS: K12C IP 67 (dust tight, protected against the effects of immersion in water; other versions IP 40)

Electrical
1.SWITCHING POWER MIN./MAX.: 0.02mW/3 W
2.SWITCHING VOLTAGE MIN./MAX.: 2 V DC / 30 V DC
3.SWITCHING CURRENT MIN./MAX.: 10 µA /100 mA
4.DIELECTRIC STRENGTH (50 Hz, 1 min): ≥ 500 V
5.OPERATING LIFE with max. switching power: ≥ 106 operations K12G & K12GO; operating life of second switch 5 x 104 operations, operating life K12C and version with more than 6N (7N, 9N 20N) please consult factory.
6.CONTACT RESISTANCE: Initial ≤ 50 mΩ
7.INSULATION RESISTANCE: ≥ 1010 Ω
8.BOUNCE TIME: ≤ 1 ms
9.Operating speed 400 mm/s (15.75/s)

Environmental
1.OPERATING TEMPERATURE: -40˚C to 85˚C.
2.STORAGE TEMPERATURE: -40˚C to 95˚C.

Process
1.SOLDERABILITY: Max. soldering time and temperature: 5 s at 260˚C
K12系列高性能按键开关
功能/优点
·极佳的触觉
·广泛选择LED颜色、行程和执行机构力
·高可靠性/长寿命
·密封版本可用
·设计用于低电平切换
·提供双冲程版本
·探测器版本可用
典型应用
•汽车
•越野运输
工业电子
•计算机和网络设备
结构：
1.功能：瞬时
2.按钮中心间距：最小11（0.433）k12c=13（0.512）
3.端子：PC针，镀锡
4.安装：定位销；K12d、K12g、K12p附加卡扣式外壳
机械
1.总行程：1 mm、1.5 mm、2 mm
2.切换行程：0.6 mm*
3.操作力：1.5N OD，不带作为检测开关的卡点，2.5N、3.5N、5N、3.5/7N、6/12N。额外操作力7N、9N和20N，可根据要求提供。
4.防护等级：K12c IP 67（防尘，防水；其他型号IP 40）
电气
1.开关功率最小/最大：0.02mw/3w
2.开关电压最小/最大：2 V dc/30 V dc
3.开关电流最小/最大：10μA/100 mA
4.介电强度（50赫兹，1分钟）：≥500伏
5.最大开关功率工作寿命：≥106次操作K12g&K12go；第二个开关工作寿命5×104次操作，工作寿命K12c及以上版本6n（7n，9n 20n）请咨询厂家。
6.接触电阻：初始值≤50 MΩ
7.绝缘电阻：≥1010Ω
8.弹跳时间：≤1 ms
9.运行速度400 mm/s（15.75/s）
环境的
1.工作温度：-40°C至85°C。
2.储存温度：-40˚C至95˚C。
过程
1.可焊性：最高焊接时间和温度：260°C时5 s