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Simple Time Delay Circuit using NE555 Timer copy

1 year ago 84
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  • BOM
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Description

Values for R and C calculate on: http://555-timer-circuits.uk/operation/delay-on.html

Documents

Time delay NE555 copy

Time delay NE555 copy

BOM

ID Name Designator Footprint Quantity
1 555 NE555 DIP8 1
2 47uF C1 RAD-0.1 1
3 OUTPUT OUTPUT,INPUT1 HDR-1X2/2.54 2
4 1N4148 D1 DO-35 1
5 50k R1 RES-ADJ_3362P 1
6 INPUT INPUT,INPUT2 HDR-1X2/2.54 2
7 LTV815 U1 OPTOCOUPLER_DIP4-400 1
8 500R R2 Resistor AXIAL-0.3 1
9 10k R3 Resistor AXIAL-0.3 1
10 FQP27P06 Q1 TO220V 1

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