Teaching TN TRB EE Test Series Analog Electronics Power Amplifiers and 555 Timer and Voltage Regulators
The time period of oscillations of 555 timer IC is given by:
1
T = 0.693(RA + RB) C
2
T = 0.693 RBC
3
T = 0.693 (RA + 2 RB) C
4
T = 0.693 (RB + 2 RA) C