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STD 555 timer circuits
555 timer circuits
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Update time：
2022-11-17 16:17:30
Creation time：
2022-10-24 13:31:05
Description
Description
555 snap
Design Drawing
Design Drawing
schematic diagram
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PCB
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 1u | C1 | CAP-D3.0×F1.5 | 1 |
| 2 | 10u | C2 | CAP-D5.0×F2.0 | 1 |
| 3 | 22u | C3 | CAP-D5.0×F2.0 | 1 |
| 4 | 47u | C4 | CAP-D5.0×F2.0 | 1 |
| 5 | 100u | C5 | CAP-D5.0×F2.0 | 1 |
| 6 | 220u | C6 | CAP-D5.0×F2.0 | 1 |
| 7 | 1u | C7,C8 | RAD-0.2 | 2 |
| 8 | 10nF | C9 | RAD-0.1 | 1 |
| 9 | 1nF | C11 | RAD-0.1 | 1 |
| 10 | DC005-2.0MM | DC1 | DC-IN-TH_DC005 | 1 |
| 11 | h | H2,H3,H4,H5,H6 | HDR-F-2.54_1X3 | 5 |
| 12 | HDR-F-2.54_1x3 | H7,H8,H9,H10,H11,H12,H13,H14,H15,H16,H17,H18,H19,H20,H21,H22,H23,H24,H25,H26,H27,H28,H29,H30,H31,H32,H33,H34,H35,H48,H49,H50,H51,H52,H53,H91,H92,H93,H94,H95,H96,H97,H98,H99,H100,H101,H102,H103,H104,H105,H106 | HDR-F-2.54_1X3 | 51 |
| 13 | HDR-F-2.54_1x2 | H38,H39,H40,H44,H45,H46,H54,H55,H56,H63,H64,H65,H66,H67,H68,H69,H70,H71,H75,H77,H79,H81,H83,H85,H87,H89,H111,H112 | HDR-F-2.54_1X2 | 28 |
| 14 | HDR-F-2.54_1x9 | H107,H108 | HDR-F-2.54_1X9 | 2 |
| 15 | HDR-M-2.54_1x1 | J1,J2,J3,J4,J5,J6,J7,J8,J9,J10,J11,J12,J13,J14,J15,J16,J17,J18 | HDR-M-2.54_1X1 | 18 |
| 16 | button6*6*8.5 | KEY2,KEY3,KEY4,KEY8 | KEY-TH_4P-L6.0-W6.0-P4.50 | 4 |
| 17 | LED-TH-3mm_G | LED1,LED2 | LED-TH_BD3.0_GREEN | 2 |
| 18 | LED-TH-3mm_R | LED3 | LED-TH_BD3.0_RED | 1 |
| 19 | LED-TH-3mm_B | LED4 | LED-TH_BD3.0_BLUE | 1 |
| 20 | BC547 | Q1 | TO-92-3_L4.8-W3.7-P1.27-L | 1 |
| 21 | BC557 | Q3 | TO-92-3_L4.9-W3.7-P1.27-R | 1 |
| 22 | 22k | R1,R10 | R_AXIAL-0.4 | 2 |
| 23 | 2.2k | R2,R15 | R_AXIAL-0.4 | 2 |
| 24 | 10k | R3,R4,R6,R7 | R_AXIAL-0.4 | 4 |
| 25 | 1k | R5,R8,R9,R16,R17,R18,R21 | R_AXIAL-0.4 | 7 |
| 26 | 220 | R11,R13,R14 | R_AXIAL-0.4 | 3 |
| 27 | 220k | R12 | R_AXIAL-0.4 | 1 |
| 28 | 100k | R19,R20 | R_AXIAL-0.4 | 2 |
| 29 | BUZZERPTH | SG1 | BUZZER-12MM | 1 |
| 30 | SLIDE SWITCH 13MM SPDT | SW1 | SLIDE SWITCH 13MM SPDT [PCB] | 1 |
| 31 | NE555P | U1,U2 | DIP-8_L9.8-W6.6-P2.54-LS7.6-BL | 2 |
| 32 | speaker me | U4 | SPEAKER ME | 1 |
| 33 | Variable resistor | VR1,VR2 | VARIABLE RESISTOR | 2 |
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