F2 Shraddha Neha 12.12.2020 D9

What is the name of the circuit shown above?

This question was previously asked in
ESE Electronics 2011 Paper 2: Official Paper
View all UPSC IES Papers >
  1. Miller sweep
  2. Bootstarap sweep
  3. Schmitt trigger
  4. Triangular wave generator

Answer (Detailed Solution Below)

Option 1 : Miller sweep
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Detailed Solution

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Miller Sweep:

F2 Neha.B 21-01-21 Savita D7

NOTE: Miller sweep circuit is also known as miller integrator circuit.

Application: Miller sweep circuit used to produce sawtooth waveform.

Important Points

Triangular wave generator using BJT:

F2 Neha.B 21-01-21 Savita D8


REMARK: It gives a symmetric triangular wave as output when we provide a square pulse and an asymmetric triangular wave when a rectangular pulse provided.

Bootstrap Sweep generator circuit:

F2 Neha.B 21-01-21 Savita D9


Advantage: higher input resistance.

Schmitt trigger circuit:

F2 Neha.B 21-01-21 Savita D3


Application: To get a square pulse as an output.

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