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555 PWM 0-100% duty cycle - and switching TBJ

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555 PWM 0-100% duty cycle - and switching TBJ

Circuit Description

555 based PWM circuit, it uses a opamp to make 0-100% duty cycle. To change the frequency make C1 as follows C1=4n7 20kHz C1=10n 10kHz

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555 PWM 0-100% duty cycle - and switching PMOSFET (1)

SouzaJair

Creator

SouzaJair

28 Circuits

Date Created

2 years, 5 months ago

Last Modified

2 years, 4 months ago

Tags

555 pwm
555 variable duty cycle astable multivibrator
pwm led

Circuit Copied From

555 PWM 0-100% duty cycle