Water level detector

1 year ago 485
  • Description
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  • BOM
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Description

Water detector with 4 level stages. Each stage makes the 555 timer to give a supply period for the buzzer. The active buzzer transmits sound with a pause period between 0.5-3 seconds, depending on the level detected.

Documents

Schematic1

PCB1

BOM

ID Name Designator Footprint Quantity Manufacturer Part Manufacturer Supplier Supplier Part Price LCSC Assembly Mounted LCSC
1 LM339DR U1 SOIC-14_150mil 1 LM339DR TI LCSC C7948
2 CD4066BM96 U2 SOIC-14_150mil 1 CD4066BM96 TI LCSC C54755
3 NE555DR U3 SOIC-8_150MIL 1 NE555DR TI LCSC Yes C7593
4 1.5k R1,R2,R3 0805 3 0805W8J0102T5E UniOhm LCSC C25623
5 1M R17,R4,R5,R6,R7,R8,R9,R10,R11,R12,R14 0805 11 0805W8F1304T5E UniOhm LCSC C26109
6 1 Pin Header JP2,JP3,JP4,JP5,JP1 1X01-CLEANBIG 5
7 330n C1 C805 1 0805B334K500NT FH LCSC C1740
8 220n C2 C805 1 0805F224M500NT FH LCSC C1770
9 160n C3 C805 1 0805B154K500NT FH LCSC C1719
10 500k R13 0805 1 0805W8F5623T5E UniOhm LCSC C17754
11 68k R15 0805 1 0805W8F649JT5E UniOhm LCSC C17789
12 100n C4 C805 1 0805F104M500NT FH LCSC C28378
13 10n C5 C805 1 0805B103K500 WTC LCSC C83058
14 ACTIVE BUZZER SG1 BUZZER-12MM-KIT 1 TMB12A12 HNDZ LCSC C96079
15 100 R16 0805 1 0805W8F1000T5E UniOhm LCSC C17408
16 504WC D1,D2,D3 LED2-2.54-D5.0MM 3 5AR2PD08 ReliaPro LCSC C19488
17 0R R18,R19,R20 1206 3 1206W4F0000T5E UniOhm LCSC C17888

Attachments

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