How to use an N channel MOSFET (a type of transistor) to turn anything on and off! Also, remember to put a 100k resistor between gate and ground if you want your FET to stay off by default.
About product and suppliers: Alibaba.com offers 17 transistors k3115 products. About 41% of these are transistors, 41% are integrated circuits.
A wide variety of transistors k3115 options are available to you, such as bipolar junction transistor, field-effect transistor, and triode transistor. There are 17 transistors k3115 suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of transistors k3115 respectively. Transistors k3115 products are most popular in Eastern Europe, North America, and Mid East. You can ensure product safety by selecting from certified suppliers, including 8 with Other, 1 with ISO9001 certification.