If the transistors are manufactured together on a single chip of silicon (as a so-called integrated circuit, or IC), the designers should locate the two transistors very close to one another to facilitate heat transfer between them.

• 如果两个晶体管是加工在同一个硅片上（集成电路，ic），设计者会把两个晶体管挨的尽可能近，提高两者间的热传递。