我首先阅读了 Spark-Fun 教程中的Switch Basics，以帮助我更好地了解如何使用 DigiKey/Mouser 高级搜索术语找到我要查找的内容。
我知道我正在寻找一个保持锁定的开关，我按一次打开，再按一次关闭。
当我查看“开关功能”部分下的 DigiKey/Mouser 高级搜索时，我发现：
数码钥匙：
贸泽：
每个功能有什么区别？
数码钥匙：
Off-Mom = Continuous OFF momentary ON SPST
Off-Mom-Mom = Continuous OFF two momentary ONs SPDT
On-Mom = Continuous ON momentary SPST
Mom-On-Off = Momentary ON continuous ON and continupus OFF SPDT
Off-On: = Toggle ON/OFF SPST
On-Off: Toggle = ON/OFF SPST
On-Off, Off-On: = Toggle ON/OFF DPST inverted poles
On-On-On-Off = Three continuous ON positions, one continuous OFF position SPTT
贸泽：
(ON) - (OFF) = Momentary both ways
OFF - (ON) = Momentary ON
ON - (OFF) = Momentary OFF
ON - OFF = Toggle