Practice - 78XX Series
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Practice Questions
Test your understanding with targeted questions
What is the output voltage of the 7805?
💡 Hint: Think of the number indicated in the model.
What kind of devices often use 78XX series regulators?
💡 Hint: Consider which devices need stable power.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What output voltage does the 7805 provide?
💡 Hint: Think of the model number.
True or False: The 7812 outputs 5 volts.
💡 Hint: Recall the output specifications.
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Challenge Problems
Push your limits with advanced challenges
Design a simple power supply circuit using both a 7805 and a 7812 to power a microcontroller and a sensor. Explain how the output can be stabilized.
💡 Hint: Consider how each part of your circuit requires different voltage levels.
If a load connected to the 7805 requires 500 mA and the input voltage is 12V, calculate the power dissipation in the regulator and discuss heat management strategies.
💡 Hint: Think about how heat is generated and how it can be dissipated.
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Reference links
Supplementary resources to enhance your learning experience.