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STD STM32 Smart Relay
License: MIT
Mode: Editors' pick
- 5
Update time：
2021-11-29 11:45:26
Creation time：
2019-02-06 00:38:15
Description
Smart relay module for DIY prototyping.
Features:
* Pads for free MCU pins
* USART( TX:PA9, RX:PA10 ) or I2C( SCL:PA9, SDA:PA10 )
* SPI( SCK:PA5, MISO:PA6, MOSI:PA7 )
* ZC detector for relay latching syncronization
* Buttons debouncer
* XTAL for zero-drift relay timings
* Optional touch sensor (U1, C5)
Design Drawing
schematic diagram
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1
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Zero Crossing Detector
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Power Control
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Mains
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Optional Touch Sensor
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PCB
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 220k | R1,R2 | 1206 | 2 |
| 2 | 22k | R3 | 0805 | 1 |
| 3 | 1k | R4 | 0603 | 1 |
| 4 | LL4148_C181117 | D1,D9 | LL-34_L3.5-W1.5-RD | 2 |
| 5 | 1nF | C2 | 0603-CAP | 1 |
| 6 | CYPC817C | U2 | DIP-4_L6.4-W4.6-P2.54-LS7.6-BL | 1 |
| 7 | 10u | C1,CM5 | 0603-CAP | 2 |
| 8 | MMBT2222ALT1G | Q1 | SOT-23(SOT-23-3) | 1 |
| 9 | MB10S-10 | D8 | MBS-5X4.1 | 1 |
| 10 | 100n | CM1,CM2,CM6,CM9 | 0402-CAP | 4 |
| 11 | 1M | R20 | 0603 | 1 |
| 12 | SRD-05VDC-SL-C | RELAY1 | RELAY-SL-SRD | 1 |
| 13 | 165 | R5 | 0603 | 1 |
| 14 | 8MHz | X1 | OSC-49S-1 | 1 |
| 15 | 20pF | C3,C4 | 0402 | 2 |
| 16 | 1uF | CM4 | 0603-CAP | 1 |
| 17 | 10k | R16,R17 | 0603 | 2 |
| 18 | BZT52C4V7 | D6 | SOD-123 | 1 |
| 19 | STM32F030F4P6 | U3 | TSSOP-20 | 1 |
| 20 | AO3400A | Q2 | SOT-23(SOT-23-3) | 1 |
| 21 | SC662K-3.3V | LDO1 | SOT-23(SOT-23-3) | 1 |
| 22 | ACDC | ACDC | HLK-PM01 | 1 |
| 23 | 7A 250VA | F1 | FUSEHOLDER5X20_HORIZ_OPEN_INLINE_TYPE-I_REVC_DATE24FEB2011 | 1 |
| 24 | 14D471K | MOV_INPUT | PS-RES-16.5*5.87 | 1 |
| 25 | 220nF | C_X2 | CAP-SC_18X6-P15 | 1 |
| 26 | PCB Spade Terminal - 5.08 | IN2,IN1,RIN,ROUT1,ROUT2 | 1287-ST BLADE CONNECTOR | 5 |
| 27 | 50pF | C5 | C0603 | 1 |
| 28 | TTP223E-HA6 | U1 | SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BL | 1 |
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