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2N3904Blog

A tribute to the crustiest jellybean; and how powerful it still is.

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Trajectory

Common-Emitter Amplifier Characteristics

– Output Impedance
– Input Impedance
– Voltage Gain
– Current Gain
– Noise
– Biasing

Homebrew DDS

– R2R DAC

Low-Noise, High-PSRR LDO

– PSRR design challenges
– Load Impedance
– Error Amplifier
– Transconductance Amplifier
– Current Buffer
– Simple Loop-gain Model
– Output Referred Noise

Transistor Characteristics

Transconductance (gm)

Extras

Raspberry Pi 2 – Frequency Stability

Recent Posts

  • Raspberry Pi Pico
  • Sub-Threshold Conduction of a Power MOSFET
  • Solar Diary – March 25, 2018
  • Basic Solar Panel Model
  • Darlington Current Gain

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  • Homebrew DDS
  • Low-Noise LDO
  • Measurements
  • RPI Pico
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