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Input Offset Voltage of the BJT Differential Amplifier in terms of collector resistance Solution

STEP 0: Pre-Calculation Summary
Formula Used
input_offset_voltage = Threshold voltage*(Change in collector resistance/Collector Resistance)
Vos = VT*(ΔRc/Rc )
This formula uses 3 Variables
Variables Used
Threshold voltage - Threshold voltage of transistor is the minimum gate to source voltage that is needed to create a conducting path between the source and drain terminals. It is an important factor to maintain power efficiency. (Measured in Volt)
Change in collector resistance - Change in collector resistance is the increment or decrement in resistance passing through the collector region. (Measured in Ohm)
Collector Resistance - Collector Resistance, Rc helps to set the transistor at the "operating point" of the amplifier. The purpose of the emitter resistor Re is to prevent "thermal runaway". (Measured in Ohm)
STEP 1: Convert Input(s) to Base Unit
Threshold voltage: 50 Volt --> 50 Volt No Conversion Required
Change in collector resistance: 10 Ohm --> 10 Ohm No Conversion Required
Collector Resistance: 50 Ohm --> 50 Ohm No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
Vos = VT*(ΔRc/Rc ) --> 50*(10/50)
Evaluating ... ...
Vos = 10
STEP 3: Convert Result to Output's Unit
10 Volt --> No Conversion Required
FINAL ANSWER
10 Volt <-- Input offset voltage
(Calculation completed in 00.062 seconds)

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Input Offset Voltage of the BJT Differential Amplifier in terms of collector resistance Formula

input_offset_voltage = Threshold voltage*(Change in collector resistance/Collector Resistance)
Vos = VT*(ΔRc/Rc )

Why is input offset voltage important?

When used in amplifiers of sensors, etc., the input offset voltage of op-amp results in an error of sensor detection sensitivity. To keep sensing errors below a specified tolerance level, it is necessary to select an op-amp with low input offset voltage.

How to Calculate Input Offset Voltage of the BJT Differential Amplifier in terms of collector resistance?

Input Offset Voltage of the BJT Differential Amplifier in terms of collector resistance calculator uses input_offset_voltage = Threshold voltage*(Change in collector resistance/Collector Resistance) to calculate the Input offset voltage, The Input Offset Voltage of the BJT Differential Amplifier in terms of collector resistance formula is defined as the voltage that must be applied between the two input terminals of the op-amp to obtain zero volts at the output. Ideally, the output of the op-amp should be at zero volts when the inputs are grounded. In reality, the input terminals are at slightly different dc potentials. Input offset voltage and is denoted by Vos symbol.

How to calculate Input Offset Voltage of the BJT Differential Amplifier in terms of collector resistance using this online calculator? To use this online calculator for Input Offset Voltage of the BJT Differential Amplifier in terms of collector resistance, enter Threshold voltage (VT), Change in collector resistance (ΔRc) and Collector Resistance (Rc ) and hit the calculate button. Here is how the Input Offset Voltage of the BJT Differential Amplifier in terms of collector resistance calculation can be explained with given input values -> 10 = 50*(10/50).

FAQ

What is Input Offset Voltage of the BJT Differential Amplifier in terms of collector resistance?
The Input Offset Voltage of the BJT Differential Amplifier in terms of collector resistance formula is defined as the voltage that must be applied between the two input terminals of the op-amp to obtain zero volts at the output. Ideally, the output of the op-amp should be at zero volts when the inputs are grounded. In reality, the input terminals are at slightly different dc potentials and is represented as Vos = VT*(ΔRc/Rc ) or input_offset_voltage = Threshold voltage*(Change in collector resistance/Collector Resistance). Threshold voltage of transistor is the minimum gate to source voltage that is needed to create a conducting path between the source and drain terminals. It is an important factor to maintain power efficiency, Change in collector resistance is the increment or decrement in resistance passing through the collector region and Collector Resistance, Rc helps to set the transistor at the "operating point" of the amplifier. The purpose of the emitter resistor Re is to prevent "thermal runaway".
How to calculate Input Offset Voltage of the BJT Differential Amplifier in terms of collector resistance?
The Input Offset Voltage of the BJT Differential Amplifier in terms of collector resistance formula is defined as the voltage that must be applied between the two input terminals of the op-amp to obtain zero volts at the output. Ideally, the output of the op-amp should be at zero volts when the inputs are grounded. In reality, the input terminals are at slightly different dc potentials is calculated using input_offset_voltage = Threshold voltage*(Change in collector resistance/Collector Resistance). To calculate Input Offset Voltage of the BJT Differential Amplifier in terms of collector resistance, you need Threshold voltage (VT), Change in collector resistance (ΔRc) and Collector Resistance (Rc ). With our tool, you need to enter the respective value for Threshold voltage, Change in collector resistance and Collector Resistance and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Input offset voltage?
In this formula, Input offset voltage uses Threshold voltage, Change in collector resistance and Collector Resistance. We can use 10 other way(s) to calculate the same, which is/are as follows -
  • input_offset_voltage = Output DC offset voltage/Differential gain
  • input_offset_voltage = (Effective voltage or overdrive voltage/2)*(Final Resistance/Load resistance of MOSFET)
  • input_offset_voltage = (Effective voltage or overdrive voltage/2)*(Aspect ratio 2/Aspect Ratio)
  • input_offset_voltage = Change in threshold voltage
  • input_offset_voltage = sqrt(((Effective voltage or overdrive voltage/2)*(Final Resistance/Load resistance of MOSFET))^2+(Effective voltage or overdrive voltage/2)*(Aspect ratio 2/Aspect Ratio))^2+(Change in threshold voltage)^2
  • input_offset_voltage = Threshold voltage*(Change in collector resistance/Collector Resistance)
  • input_offset_voltage = Threshold voltage*(Saturation current for DC/Saturation current)
  • input_offset_voltage = sqrt((Change in collector resistance/Collector Resistance)^2+(Saturation current for DC/Saturation current)^2)
  • input_bias_current = Total current/(2*(Common emitter current gain+1))
  • input_offset_current = modulus(Input BIas Current-input Bias Current)
Where is the Input Offset Voltage of the BJT Differential Amplifier in terms of collector resistance calculator used?
Among many, Input Offset Voltage of the BJT Differential Amplifier in terms of collector resistance calculator is widely used in real life applications like {FormulaUses}. Here are few more real life examples -
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