Zero basic circuit science

This video is dedicated to allowing circuit novices to understand circuit knowledge more clearly and quickly

This tutorial is reproduced from youtube, blogger’s homepage: https://www.youtube.com/c/BufIdea

• Chapter 1：Passive_sign_convention_Explanation of general rules of passive signs (9 minutes and 25 seconds)

• Chapter 2：KCL Kirchhoff's current law explained (7 minutes and 29 seconds)

• Chapter 3：Passive_sign_convention_Explanation of General Principles of Passive Signs_2 (6 minutes and 56 seconds)

• Chapter 4：KVL Kirchhoff's Voltage Law 1 (19 minutes and 6 seconds)

• Chapter 5：KVL Kirchhoff's Voltage Law 2 (5 minutes and 17 seconds)

• Chapter 6：Ideal voltage source and ideal current source (11 minutes and 14 seconds)

• Chapter 7：Make a constant current source test and explain the working principle (6 minutes and 41 seconds)

• Chapter 8：Performance comparison of fixed current source and current limiting resistor (3 minutes and 43 seconds)

• Chapter 9：Ohm's Law 1 (10 minutes and 24 seconds)

• Chapter 10：Ohm's Law 2 (5 minutes and 52 seconds)

• Chapter 11：Resistor in series 1 (13 minutes and 10 seconds)

• Chapter 12：Resistor 2 in series (11 minutes and 42 seconds)

• Chapter 13：Resistor voltage divider 1 (6 minutes and 14 seconds)

• Chapter 14：Inaccurate voltage measurement? Problems with measuring resistor voltage division and error! (3 minutes and 29 seconds)

• Chapter 15：High input impedance buffer solves voltage measurement errors (6 minutes and 29 seconds)

• Chapter 16：Resistor voltage divider 2 (5 minutes and 14 seconds)

• Chapter 17：Resistors in parallel (10 minutes and 48 seconds)

• Chapter 18：What is the overall resistance value of identical resistors connected in parallel? Do the measured results match the calculated results? (6 minutes and 4 seconds)

• Chapter 19：Application of knowledge on resistance of any material and resistance in parallel (22 minutes and 29 seconds)

• Chapter 20：How to choose a good wire? Actual Test Wire Resistance vs. Length and Area (5 minutes and 7 seconds)

• Chapter 21：Resistor shunt 1 (13 minutes and 15 seconds)

• Chapter 22：Why is the current measurement inaccurate? how to solve this problem? (5 minutes and 54 seconds)

• Chapter 23：Resistor shunt 2 (7 minutes and 22 seconds)

• Chapter 24：The relationship between resistance size and shunt (7 minutes and 10 seconds)

• Chapter 25：Magic and Diversion (6 minutes and 30 seconds)

• Chapter 26：Power dissipated in resistor (10 minutes and 57 seconds)

• Chapter 27：Resistor power consumption application_Why do you need 220V power supply at home? (12 minutes and 30 seconds)

• Chapter 28：Power consumption on the line (16 minutes and 25 seconds)

• Chapter 29：nonlinear resistor (5 minutes and 29 seconds)

• Chapter 30：The pressure difference between the reference point and any two points is 1 (13 minutes and 14 seconds)

• Chapter 31：The voltage difference between the reference point and any two points is 2 (7 minutes and 52 seconds)

• Chapter 32：Is it okay for a bird to stand on a high-voltage power line? (7 minutes and 46 seconds)

• Chapter 33：How to deal with direct parallel connection of current sources (11 minutes and 35 seconds)

• Chapter 34：Equivalent impedance calculation exercise for a bunch of resistors connected in series and parallel (4 minutes and 58 seconds)

• Chapter 35：Dependent powerDependent_Source (13 minutes and 7 seconds)

• Chapter 36：Calculation of dependent power circuit and proof of OPA_Buffer gain (12 minutes and 50 seconds)

• Chapter 37：Node voltage analysisNodal_Analysis (18 minutes and 59 seconds)

• Chapter 38：4_Nodal_Analysis has both voltage source and current source (7 minutes and 20 seconds)

• Chapter 39：Node Analysis Application_Car Power Connection Analysis (24 minutes and 57 seconds)

• Chapter 40：Loop current analysis (14 minutes and 11 seconds)

• Chapter 41：Can both node voltage and branch current analysis explain the characteristics of the entire circuit? (6 minutes and 3 seconds)

• Chapter 42：Derivation of solution for inverting amplifier gain including power supply dependence (12 minutes and 22 seconds)

• Chapter 43：Use circuit analysis skills to prove the virtual short circuit characteristics of the input terminal of the opa inverting amplifier (6 minutes and 38 seconds)

• Chapter 44：Loop_and_Nodal_Analysis with Dependent Power Supply (10 minutes and 24 seconds)

• Chapter 45：Current examples of analysis skills in circuit design (13 minutes and 55 seconds)

• Chapter 46：Equivalent Circuit (11 minutes and 43 seconds)

• Chapter 47：Application of equivalent circuit (10 minutes and 8 seconds)

• Chapter 48：Superposition theorem (19 minutes and 2 seconds)

• Chapter 49：Application of the superposition theorem to calculate the relationship between the number of batteries connected in parallel and the output voltage (18 minutes and 1 seconds)

• Chapter 50：Learn more about the equivalents of linear circuits (26 minutes and 42 seconds)

• Chapter 51：Real life equivalence requires more consideration (9 minutes and 22 seconds)

• Chapter 52：Norton and Thevenin equivalent circuit concepts (4 minutes and 8 seconds)

• Chapter 53：Demonstration of replacing a circuit with Thevenin and Norton equivalents (9 minutes and 40 seconds)

• Chapter 54：Why is Thevenin circuit equivalent to other linear circuits? (19 minutes and 22 seconds)

• Chapter 55：Use Thevenin equivalent circuit to solve problems (7 minutes and 41 seconds)

• Chapter 56：Another way to find Thevenin equivalent circuit (10 minutes and 47 seconds)

• Chapter 57：Another method of finding the Thevenin equivalent circuit and correction of the conclusion (13 minutes and 11 seconds)

• Chapter 58：Another example of finding the Thevenin equivalent circuit (11 minutes and 9 seconds)

• Chapter 59：Thevenin equivalent circuit with only dependent power sources in the circuit (10 minutes and 4 seconds)

• Chapter 60：Thevenin equivalent circuit solution method with both dependent and independent power supplies (11 minutes and 1 seconds)

• Chapter 61：Ideal operational amplifierIdeal_Operational_Amplifier_OPA (18 minutes and 38 seconds)

• Chapter 62：Variable_Resistor (10 minutes and 47 seconds)

• Chapter 63：OPA virtual short circuit characteristic Virtual_Short (11 minutes and 5 seconds)

• Chapter 64：OPA inverting amplifier OPA_Inverting_Configuration (17 minutes and 57 seconds)

• Chapter 65：The_influence_of_finite_input_resistance_of_inverting_conf (6 minutes and 48 seconds)

• Chapter 66：OPA Noninverting AmplifierOPA_Noninverting_Configuration (5 minutes and 32 seconds)

• Chapter 67：The_benefit_of_high_input_resistance_of_noninverting_con The_benefit_of_high_input_resistance_of_noninverting_con (4 minutes and 28 seconds)

• Chapter 68：OPA Differential AmplifierOPA_Differential_Amplifier (6 minutes and 58 seconds)

• Chapter 69：The_influence_of_finite_input_resistance (12 minutes and 45 seconds)

• Chapter 70：OPA Differential Amplifier Analysis ExampleOPA_Differential_amplifier_example (6 minutes and 51 seconds)

• Chapter 71：High input impedance OPA differential amplifier High_input_resistance_OPA_differential_amplifier (7 minutes and 38 seconds)

• Chapter 72：OPA adder_Summing_Amplifier (7 minutes and 15 seconds)

• Chapter 73：OPA_BUFFER application caseApplication_example_of_OPA_Buffer (12 minutes and 55 seconds)

• Chapter 74：Application case of inverting amplifier Application_example_of_inverting_configuration (12 minutes and 25 seconds)

• Chapter 75：The_problem_of_common_mode_input_signal (8 minutes and 29 seconds)

• Chapter 76：One of the benefit of differential amplifier (7 minutes and 22 seconds)

• Chapter 77：Why do we need capacitors? Why_electronic_circuit_requires_capacitor (10 minutes and 11 seconds)

• Chapter 78：The relationship between capacitor current and voltageCurrent–voltage_terminal_characteristics_of_the_capacitor (7 minutes and 28 seconds)

• Chapter 79：What is the short circuit current of the capacitor? (10 minutes and 56 seconds)

• Chapter 80：The voltage of the capacitor at any time (10 minutes and 23 seconds)

• Chapter 81：Example - Capacitor voltage at any time (11 minutes and 53 seconds)

• Chapter 82：Capacitor energy storage (9 minutes and 28 seconds)

• Chapter 83：Example: The maintenance time of a power supply output voltage (9 minutes and 15 seconds)

• Chapter 84：Capacitors in series (9 minutes and 39 seconds)

• Chapter 85：Example of wrong capacitor energy storage experiment (7 minutes and 40 seconds)

• Chapter 86：Zero initial value capacitor voltage divider (6 minutes and 45 seconds)

• Chapter 87：Example_Incorrect design causes capacitor explosion (4 minutes and 54 seconds)

• Chapter 88：The total capacity of capacitors connected in parallel (4 minutes and 4 seconds)

• Chapter 89：Capacitor series and parallel exercises (4 minutes and 0 seconds)

• Chapter 90：OPA integrator (4 minutes and 30 seconds)

• Chapter 91：Example_OPA integrator output voltage calculation at any time (6 minutes and 59 seconds)

• Chapter 92：Design a timing transition circuit using OPA integrator 31 (5 minutes and 46 seconds)

• Chapter 93：Design a timing transition circuit using OPA integrator 32 (16 minutes and 13 seconds)

• Chapter 94：Design a timing transition circuit using OPA integrator 33 (6 minutes and 57 seconds)

• Chapter 95：OPA differentiator (5 minutes and 1 seconds)

• Chapter 96：Example_Calculation of Differentiator Output Waveform (7 minutes and 27 seconds)

• Chapter 97：Let’s stick a differentiator to see (5 minutes and 36 seconds)

• Chapter 98：Is an inductor an energy storage component? What the inductor looks like and how to see the energy storage of the inductor! (6 minutes and 32 seconds)

• Chapter 99：What does the inductor current look like? ! Introducing the relationship between voltage and current of inductors! Actually test the difference in current waveforms of inductors and resistors! (10 minutes and 0 seconds)

• Chapter 100：Inductor | What is the voltage of the inductor? (When the current is a straight line) The timing at which the inductor generates various voltages! Measured inductor voltage? (6 minutes and 33 seconds)

• Chapter 101：How to calculate the energy stored in an inductor? (4 minutes and 16 seconds)

• Chapter 102：In DC steady state, the capacitor behaves like an open circuit and the inductor behaves like a short circuit. (6 minutes and 39 seconds)

• Chapter 103：Calculation method of capacitive and inductive energy storage under DC steady state (3 minutes and 47 seconds)

• Chapter 104：How to calculate the current size of the inductor? (7 minutes and 54 seconds)

• Chapter 105：Try calculating the current of a real inductor and see if the result is accurate? (5 minutes and 30 seconds)

• Chapter 106：How to calculate the series and parallel connection of inductors? (6 minutes and 20 seconds)

• Chapter 107：Use an oscilloscope to observe the change in inductance after the inductor is connected in series and parallel. (9 minutes and 13 seconds)

• Chapter 108：Why do you need an inductor? Inductor application cases (9 minutes and 26 seconds)