All Semiconductor Devices

Common

• Generally speaking, what does “semiconductor” mean?
• What is a compound semiconductor?
• What is an N-type semiconductor?
• What is a P-type semiconductor?
• Besides silicon, what other types of semiconductors exist?
• What happens if a P-type semiconductor contacts an N-type?
• Do semiconductor devices tolerate the rated absolute maximum conditions if such conditions exist only instantaneously?
• About Part Naming Conventions
• Where can I find information on tape specifications and packing quantities per reel?

Thermal Design for Discrete Devices

• How to calculate the junction temperature when the power is dissipated in a semiconductor device
• How much power is it permissible for the semiconductor device to dissipate?
• How to calculate the junction temperature of a semiconductor device whose datasheets do not include a “thermal resistance” value
• How to calculate for selecting a heat sink of a semiconductor device (1)
• How to calculate for selecting a heat sink of a semiconductor device (2)
• Is case temperature or lead temperature the same as junction temperature?
• What is thermal resistance?
• What do the thermal resistance suffixes in Rth(j-c), Rth(j-a) and Rth(ch-c) mean?
• What is transient thermal impedance?
• How to calculate the transient thermal impedance at short pulse width, which is not included in the datasheet
• How to approximate power dissipation wave to square wave
• What are the important considerations when using a heat sink?
• In a board design, what are the methods for reducing the junction temperature?
• What are the effects of thermal via holes?
• When multiple semiconductor devices are arranged on the same board, is it necessary to consider thermal interference?
• What are the effects of a double-sided cooling package?
• If the packages are the same, are the thermal resistances the same?
• What is a radiation equivalent circuit?