Most popular timer IC: NE555?

  Invented:Hans Camenzind

 This IC is simple and fun to use because cool projects can be made from it.

 It uses 4.5Volt to 16 volts(CMOS versions begin work on 2 volts).

 Applications: 

 · pulse generation

 · PWM

 · Bistable

 · Astable 

·Light detector

 · Servo controller And much more.

Pinout:

    Some circuit projects:

  

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