Calculate the thermal voltage when the temperature is 45°C

For a diode, at 10mA DC resistance is 30Ω. The voltage corresponding to 10mA will be 

In a half wave rectifier, the input sine wave is 125sin100 π t Volts. The average output voltage is

In a center tapped full wave rectifier, the input sine wave is 25sin500 π t. The average output voltage is

If the temperature increases 50°C, the ratio of final reverse saturation current to initial reverse saturation current is

Calculate the value of reference current and input resistor for current mirror with IC=1.2mA & VCC=12v. Assume β=20.

Capacitance per unit area at no reverse bias is 1 pF/cm². For a step graded diode of area 5cm², what is net capacitance at 99 V reverse bias voltage?

In a diode, the change in voltage being applied across it is 6V. The change in minority carriers outside the depletion region is 1.2×10^-8. Find diffusion capacitance.

Calculate the forward bias current of a Si diode when forward bias voltage of 0.4V is applied, the reverse saturation current is 1×10^-9A and the thermal voltage is 25.2mV.

For a diode the transition capacitance was 10pF. The diode is replaced with another diode of same material with twice cross sectional area. Terminal voltage remains unchanged. The capacitance of new diode is