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, electrolyticD1,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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