Voltage across Collector-Emitter of BJT Amplifier Solution

STEP 0: Pre-Calculation Summary
Formula Used
Collector-Emitter Voltage = Supply Voltage-Load Resistance*Saturation Current*e^(Base-Emitter Voltage/Threshold Voltage)
VCE = VDD-RL*Isat*e^(VBE/Vth)
This formula uses 1 Constants, 6 Variables
Constants Used
e - Napier's constant Value Taken As 2.71828182845904523536028747135266249
Variables Used
Collector-Emitter Voltage - (Measured in Volt) - Collector-Emitter Voltage is the electric potential between the base and collector region of a transistor.
Supply Voltage - (Measured in Volt) - Supply Voltage is the input voltage source that flows through the BJT.
Load Resistance - (Measured in Ohm) - Load Resistance is the external resistance or impedance that is connected to the output of a circuit or device, and it is used to extract power or signal from the circuit.
Saturation Current - (Measured in Ampere) - Saturation Current is the diode leakage current density in the absence of light. It is an important parameter which differentiates one diode from another.
Base-Emitter Voltage - (Measured in Volt) - Base-Emitter Voltage is the forward voltage between the base and emitter of the transistor.
Threshold Voltage - (Measured in Volt) - 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.
STEP 1: Convert Input(s) to Base Unit
Supply Voltage: 2.5 Volt --> 2.5 Volt No Conversion Required
Load Resistance: 4 Kilohm --> 4000 Ohm (Check conversion here)
Saturation Current: 1.675 Milliampere --> 0.001675 Ampere (Check conversion here)
Base-Emitter Voltage: 5.15 Volt --> 5.15 Volt No Conversion Required
Threshold Voltage: 5.5 Volt --> 5.5 Volt No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
VCE = VDD-RL*Isat*e^(VBE/Vth) --> 2.5-4000*0.001675*e^(5.15/5.5)
Evaluating ... ...
VCE = -14.5896183099314
STEP 3: Convert Result to Output's Unit
-14.5896183099314 Volt --> No Conversion Required
FINAL ANSWER
-14.5896183099314 -14.589618 Volt <-- Collector-Emitter Voltage
(Calculation completed in 00.004 seconds)

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Birsa Institute of Technology (BIT), Sindri
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12 Voltage Calculators

Finite Input Voltage of BJT at Unity Gain Frequency given Complex Frequency Variable
Go Input Voltage = Base Current/((1/Input Resistance)+Complex Frequency Variable*(Collector-Base Junction Capacitance+Base–Emitter Junction Capacitance))
Voltage across Collector-Emitter of BJT Amplifier
Go Collector-Emitter Voltage = Supply Voltage-Load Resistance*Saturation Current*e^(Base-Emitter Voltage/Threshold Voltage)
Finite Input Voltage of BJT at Unity Gain Frequency
Go Input Voltage = Base Current*(1/Input Resistance+1/Collector-Base Junction Capacitance+1/Emitter-Base Capacitance)
Single Component of Drain Voltage given Transconductance
Go Total Instantaneous Drain Voltage = -Transconductance*Input Voltage*Load Resistance
Voltage between Gate and Source
Go Gate to Source Voltage = Input Voltage/(1+Transconductance*Resistance)
Output Voltage given Transconductance
Go Output Voltage = -(Transconductance*Load Resistance*Input Voltage)
Small Signal Input Voltage given Transconductance
Go Small Signal = Input Voltage*(1/(1+Transconductance*Resistance))
Output Voltage of BJT Amplifier
Go Output Voltage = Supply Voltage-Drain Current*Load Resistance
Single Component of Drain Voltage
Go Total Instantaneous Drain Voltage = (-Change in Drain Current*Load Resistance)
Collector to Emitter Voltage at Saturation
Go Collector-Emitter Voltage = Base-Emitter Voltage-Base-Collector Voltage
Total Instantaneous Gate-to-Source Voltage
Go Gate to Source Voltage = Small Signal+Voltage Across Oxide
Supply Voltage at Maximum Power Dissipation
Go Supply Voltage = (pi*Power)/2

Voltage across Collector-Emitter of BJT Amplifier Formula

Collector-Emitter Voltage = Supply Voltage-Load Resistance*Saturation Current*e^(Base-Emitter Voltage/Threshold Voltage)
VCE = VDD-RL*Isat*e^(VBE/Vth)

How BJT used as an amplifier?

When used as an amplifier, the biasing is arranged so that the transistor operates in the linear region. An amplifier will usually be biased to about half the supply voltage to allow for maximum output swing.

How to Calculate Voltage across Collector-Emitter of BJT Amplifier?

Voltage across Collector-Emitter of BJT Amplifier calculator uses Collector-Emitter Voltage = Supply Voltage-Load Resistance*Saturation Current*e^(Base-Emitter Voltage/Threshold Voltage) to calculate the Collector-Emitter Voltage, The voltage across collector-emitter of BJT Amplifier VCEO, the spec states the maximum voltage that can be applied from the collector to emitter is 50 V. Collector-Emitter Voltage is denoted by VCE symbol.

How to calculate Voltage across Collector-Emitter of BJT Amplifier using this online calculator? To use this online calculator for Voltage across Collector-Emitter of BJT Amplifier, enter Supply Voltage (VDD), Load Resistance (RL), Saturation Current (Isat), Base-Emitter Voltage (VBE) & Threshold Voltage (Vth) and hit the calculate button. Here is how the Voltage across Collector-Emitter of BJT Amplifier calculation can be explained with given input values -> -14.589618 = 2.5-4000*0.001675*e^(5.15/5.5).

FAQ

What is Voltage across Collector-Emitter of BJT Amplifier?
The voltage across collector-emitter of BJT Amplifier VCEO, the spec states the maximum voltage that can be applied from the collector to emitter is 50 V and is represented as VCE = VDD-RL*Isat*e^(VBE/Vth) or Collector-Emitter Voltage = Supply Voltage-Load Resistance*Saturation Current*e^(Base-Emitter Voltage/Threshold Voltage). Supply Voltage is the input voltage source that flows through the BJT, Load Resistance is the external resistance or impedance that is connected to the output of a circuit or device, and it is used to extract power or signal from the circuit, Saturation Current is the diode leakage current density in the absence of light. It is an important parameter which differentiates one diode from another, Base-Emitter Voltage is the forward voltage between the base and emitter of the transistor & 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.
How to calculate Voltage across Collector-Emitter of BJT Amplifier?
The voltage across collector-emitter of BJT Amplifier VCEO, the spec states the maximum voltage that can be applied from the collector to emitter is 50 V is calculated using Collector-Emitter Voltage = Supply Voltage-Load Resistance*Saturation Current*e^(Base-Emitter Voltage/Threshold Voltage). To calculate Voltage across Collector-Emitter of BJT Amplifier, you need Supply Voltage (VDD), Load Resistance (RL), Saturation Current (Isat), Base-Emitter Voltage (VBE) & Threshold Voltage (Vth). With our tool, you need to enter the respective value for Supply Voltage, Load Resistance, Saturation Current, Base-Emitter Voltage & Threshold Voltage 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 Collector-Emitter Voltage?
In this formula, Collector-Emitter Voltage uses Supply Voltage, Load Resistance, Saturation Current, Base-Emitter Voltage & Threshold Voltage. We can use 1 other way(s) to calculate the same, which is/are as follows -
  • Collector-Emitter Voltage = Base-Emitter Voltage-Base-Collector Voltage
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