Bipolar Junction Transistors (BJT)

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Across
  1. 3. Three-terminal semiconductor device used for amplification and switching
  2. 4. Electrical potential difference controlling circuits
  3. 9. Terminal where charge carriers enter the transistor
  4. 10. Region where the transistor is fully on
  5. 11. Type of transistor with layers NPN
Down
  1. 1. Electrical flow through a conductor
  2. 2. Terminal where most current leaves the device
  3. 5. Ratio of collector current to base current
  4. 6. Semiconductor material used in most BJTs
  5. 7. Region that controls current between emitter and collector
  6. 8. Region where the transistor is fully of
  7. 12. Opposite transistor polarity of NPN