Module 3 :IC555 Timer IC & ITs Applications

Chapter5:-other analog circuits
voltage regulator ic

1. Subject: Analog and Digital Electronics Unit 05: Other Analog circuits By Mr. C.R.Shinde Electrical Engineering Department Matoshri College of Engineering & Research centre, Nashik

2. Unit 05: Other Analog circuits:- Active filters-Its configuration with frequency response Analysis of first order low pass and high pass filters using OPAMP. IC 555 –construction, working . IC 555 –astable and monostable multi vibrators, Sequence generator voltage regulators using IC78xx, 79xx, LM 317 2 Matoshri College of Engineering & Research Center Nashik Unit 5_Module3

3. IC 555 –construction, working . 3 Matoshri College of Engineering & Research Center Nashik Unit 5_Module3

4. Content. Introduction to IC-555(Timer IC) Feature of IC 555 Functional Block Diagram of IC 555 Pin Diagram of IC 555 Pin Wise Description of IC 555 Unit 5_Module3 Matoshri College of Engineering & Research Center Nashik 4

5. Feature of IC 555 Supply voltage range 5 to 18 volt. Current sinking & Sourcing capacity 200mA High temperature stability. Timing can be adjusted from microsecond to hours. Duty cycle of output is adjustable. Output is compatible with CMOS & TTL. Good timing stability against supply voltage variations. Low cost. Versatile in operation. Unit 5_Module3 Matoshri College of Engineering & Research Center Nashik 5

6. Functional Block Diagram of IC 555 Unit 5_Module3 Matoshri College of Engineering & Research Center Nashik 6

7. Pin Diagram of IC 555 Unit 5_Module3 Matoshri College of Engineering & Research Center Nashik 7

8. Pin wise description of timer IC 555 Pin no 1 Ground Unit 5_Module3 Matoshri College of Engineering & Research Center Nashik 8

9. Pin wise description of timer IC 555 Pin no 2 Trigger Unit 5_Module3 Matoshri College of Engineering & Research Center Nashik 9

10. Pin wise description of timer IC 555 Pin no 3 Output Unit 5_Module3 Matoshri College of Engineering & Research Center Nashik 10

11. Pin wise description of timer IC 555 Pin no 4 Reset Unit 5_Module3 Matoshri College of Engineering & Research Center Nashik 11

12. Pin wise description of timer IC 555 Pin no 5 Control Voltage Unit 5_Module3 Matoshri College of Engineering & Research Center Nashik 12

13. Pin wise description of timer IC 555 Pin no 6 Threshold Unit 5_Module3 Matoshri College of Engineering & Research Center Nashik 13

14. Pin wise description of timer IC 555 Pin no 7 Discharge Unit 5_Module3 Matoshri College of Engineering & Research Center Nashik 14

15. Pin wise description of timer IC 555 Pin no 8 +Vcc Unit 5_Module3 Matoshri College of Engineering & Research Center Nashik 15

16. Thank you Mr. C. R. Shinde Electrical Engineering Department Matoshri College of Engineering & Research centre, Nashik If you have any query, ask me anytime on…… … .. . . . [email protected] [email protected] 9970031353 16 Matoshri College of Engineering & Research Center Nashik Unit 5_Module3