Question
Download Solution PDFBy considering standard notations, the time period of a linear ramp generator in 555 timer is
This question was previously asked in
UPSC ESE (Prelims) Electronics and Telecommunication Engineering 19 Feb 2023 Official Paper
Answer (Detailed Solution Below)
Option 3 : \(T=\frac{\left(\frac{2}{3}\right) V_{C C} R_E\left(R_1+R_2\right) C}{R_1 V_{C C}-V_{B E}\left(R_1+R_2\right)}\)
Free Tests
View all Free tests >
ST 1: UPSC ESE (IES) Civil - Building Materials
6.2 K Users
20 Questions
40 Marks
24 Mins
Detailed Solution
Download Solution PDFLinear ramp generator in a 555 timer, the timing resistor () charges the timing capacitor () linearly until it reaches a threshold, generating a ramp waveform.
Here, option 3 is correct.
Latest UPSC IES Updates
Last updated on May 28, 2025
-> UPSC ESE admit card 2025 for the prelims exam has been released.
-> The UPSC IES Prelims 2025 will be held on 8th June 2025.
-> The selection process includes a Prelims and a Mains Examination, followed by a Personality Test/Interview.
-> Candidates should attempt the UPSC IES mock tests to increase their efficiency. The UPSC IES previous year papers can be downloaded here.
India’s #1 Learning Platform
Start Complete Exam Preparation
Daily Live MasterClasses
Practice Question Bank
Mock Tests & Quizzes
Trusted by 7.2 Crore+ Students