Page 431 - Power Electronics Handbook

420 List of symbols
shielding effectiveness (electrical)
shielding effectiveness (magnetic)
thermal resistance
thermal resistance case to sink
thermal resistance junction to ambient
thermal resistance junction to case

shielding effectiveness or motor slip
slip at maximum motor torque

time
switch closed time
delay time
fall time
gate recovery time
reactor negative saturation time
switch-open time
reactor positive saturation time
reverse bias time
rise time
forward turn-on time
reverse recovery time
storage time
total turn-off time
total turn-on time
temperature, or periodic time, or motor torque
case temperature
operating junction temperature
maximum motor torque
storage temperature
ambient temperature

air velocity
carrier velocity
voltage
average or d.c. voltage
average or d.c. voltage with a phase delay
capacitor voltage
field plate voltage
forbidden energy layer potential
voltage across junction
nth harmonic voltage
peak point voltage of a UJT
peak voltage
r.m.s. voltage
r.m.s. voltage of the nth harmonic
total r.m.s. voltage
valley point voltage of a UJT
junction breakover voltage, or battery voltage
base-emitter saturation voltage