PWM with 555

Pulse Width Modulator with 555

Parts List:
R1 = 1K
R2 = 47 ohm
P1 = 50K potentiometer
C1 = 0.1uF, (100nF), ceramic
C2 = 0.01uF, (10nF) ceramic
C3 = 470uF, 25V, electrolytic
D1,D2 = 1N4148, general purpose signal diodes
D3 = MBR1645, NTE6081, or similar. 45V/16A Schottky Diode
Q1 = BUZ11, NTE2389, MosFET, High Speed Switch, N-channel, 30V/35A
IC1 = NE555, 8-pin Timer/Oscillator


Copyright © 2002 – Tony van Roon.

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