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:: Home » TIP31

TIP31

9V regulated power supply circuit diagram

Last Updated on: October 27, 2022 by Apichet Garaipoom
9V regulated power supply circuit

Create 9V regulated power supply circuit using 7809 and transistor. For circuit requires stable voltage, low noise signal, and without AC voltage leakage. Read more

Categories Power supply Tags 9V Power Supplies, Fixed voltage regulator, Transistor Power Supplies, TIP31 8 Comments

High power siren circuit using CD40106 and TIP31, small and easy

Last Updated on: July 15, 2022 by Apichet Garaipoom
High power siren circuit using CD40106

This is High power siren circuit with small PCB size, using CD40106 and four transistor TIP31-TIP32 increase current to horn speaker 20W, 4-8ohm. , and Read more

Categories Oscillator circuits Tags CD40106, Sirens, TIP31 5 Comments

Categories

  • Amplifiers (94)
    • Preamplifiers (20)
  • Power supply (86)
    • Variable Supply (20)
    • Switching Mode (15)
  • Inverters (14)
  • Battery Chargers (13)
  • DC converters (18)
  • Digitals & Microcontrollers (35)
  • Controls & Timers (55)
    • Motor Controller (7)
  • Lightings (30)
  • RF – Radio Circuits (24)
  • Meters & Detectors (59)
  • Oscillator circuits (38)
  • 555 Timer (21)
  • Basic Electronics (64)
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