Chapter 1 –How to solve basic diode and transistor circuits

PAK101 – Welcome. The Lambert W-function analytical approach

PAK102 – W-function analytical solution for the D+R

PAK103 – Basic BJT analytical solution using the D+R solution

PAK104 – Banwell's CE solution with shunt feedback

PAK105 – Banwell's CE solution with shunt feedback and emitter degeneration

PAK106 – General solution for y·e^{^y}=e^{^x} and y+Ln(y)=x

PAK107 – General solution for y·e^{^y^2}=e^{^x} and y^{^2}+Ln(y)=x

PAK108 – General solution for y^{^2}·e^{^y}=e^{^x} and y +2·Ln(y)=x

PAK109 – General solution for (1/y)e^{^y}=e^{^x} and y–Ln(y)=x

PAK110 – General solution for (1/y^{^2})e^{^y}=e^{^x} and y–Ln(2y)=x

PAK111 – General solution for y+e^{^y}=e^{^x} and e^{^y}·e^{^e^y}=e^{^e^x} and (x–y)+Ln(x–y)=x

PAK112 – General solution for (1/y)·Ln(y)= x

PAK113 – General solution for (ay^{^2}+by+c)·e^{^y(1+dy)}=e^{^x} and y(1+dy)+Ln(ay^{^2}+by+c)=x

PAK114 – Derivatives dW(e^{^x})/dx and d^{^2}W(e^{^x})/dx^{^2}

PAK115 – Indefinite integrals ∫W(x)dx and ∫W(e^{^x})dx <-NEW

Chapter 2 – How to solve multi-diode circuits

PAK201 – Multi-diode solution for 2D+R
PAK202 – Multi-diode solution for R+[D//(D+D)]
PAK203 – Multi-diode solution for D+(R//(D+R)
PAK204 – Multi-diode solution for (V+D+R)//(-V+D+R)   for Basic PP CE
PAK205 – Multi-diode solution for R+(V+D)//(-V+D)   for Iin & Vin
PAK206 – Multi-diode solution for R+(V+D+R)//(-V+D+R)  for Basic PP CC Follower
PAK207 – Multi-diode BJT modelling for Vce saturation
PAK208 – Multi-diode BJT modelling for Beta-fall
PAK209 – Multi-diode BJT modelling for Early effect
PAK210 – Multi-diode BJT modelling for Thermal effects
PAK211 – Multi-diode BJT modelling for Electro-thermal effects
PAK212 – MOSFET modelling
PAK213 – Basic Triode Tube modelling

Chapter 3 – Multi-transistor circuit (new numbers/old numbers)

PAK301/214 – Basic Darlington pair
PAK302/215 – Basic Complementary Pair (CFP)
PAK303/216 – Basic Voltage Feedback Pair
PAK304/217 – Basic Differential pair (BJT LTP)
PAK305/218 – Basic BJT Current Mirror
PAK306/218a – Basic Current Source with feedback
PAK307/218b – The Wilson Mirror
PAK308/219 – Basic Vbe multiplier
PAK309/220 – Basic Cascode pair
PAK310/220 – Basic Folded Cascode
PAK311/221 – Rush Pair or Composite Pair
PAK312/304 – Current Feedback Amplifier CFA as a CFP (updated version)

Chapter 4 – Push-Pull amplifier circuits

PAK401/301 – Basic CE Push-Pull [copy of PAK204+ more]
PAK402 – Basic CC Push-Pull Follower [copy of PAK206+ more]
PAK403/302 – Darlington push-pull
PAK404/303 – CFP Push-Pull
PAK405/402 – Basic Lin topology DC solution
PAK406/403 – Lin topology with Beta-fall, Early effect & Saturation DC solution
PAK407/404 – Lin topology with Thermal effects
PAK408/405 – Basic 3 stage topology DC solution
PAK409/406+407 – Current Driven Class-B splitting DC solution
PAK410 – Current Source Driven PP CE (LA Vol.13) DC solution
PAK411 – DoubleCross™ (Class-AB+C) CE
PAK412/307 – DoubleCross™ (Class-AB+C) CC Follower
PAK413/408 – Faran-AB current driven DoubleCross™ DC solution
PAK414/409 – Cube-law amplifier general DC solution

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Chapter 5 - Further research (future)

PAK501 – New FFT Analytic Harmonic Analysis (AHA) using derivatives of general W solutions
PAK502 – DDE W-stability analysis (ref Ulsoy). Can it be used for approximate AC analysis?
PAK503 – Software manipulation of transistor circuit analytic W-solutions using MathCAD etc.

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References and supplementary material

PAK601 – References for PAK course

PAK602 – Spare

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All my work is free for use under Creative Commons 4 Attribution. PAK Project is not for profit.
Please let me know if you find any errors. No liability is accepted.

You are welcome to use the “Contact” section to email me.

Cheers, Ian Hegglun

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