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The output voltage of an IC 7905 is _________.

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RRB JE ECE 22 Apr 2025 Shift 1 CBT 2 Official Paper
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  1. 15 V
  2. 5 V
  3. −15 V
  4. −5 V

Answer (Detailed Solution Below)

Option 4 : −5 V
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Detailed Solution

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The output voltage of an IC 7905 is −5 V.

Explanation:
The 79XX series (e.g., 7905, 7912, 7915) are negative voltage regulators.

7905 provides a regulated 5V output.

Similarly:

  • 7905 → −5V
  • 7912 → −12V
  • 7915 → −15V

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