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deep-th
This is a compact and reliable CAN logger board built for automotive and industrial applications. It features the ESP32-S3 microcontroller and MCP25625 CAN controller with integrated transceiver, supporting two independent CAN ports and precise timestamped data logging to an SD card.
| Reference | Value | Description |
|---|---|---|
| Q1 | MMBT5401 | SOT-23 Bipolar (BJT) ROHS |
| Q2,Q3 | 3401A | 30V 4.5A 1.4W 42mΩ 1V@250uA 1 piece P-channel SOT23 MOSFETs ROHS |
| U1 | AMS1117CD-3.3 | 1A Low Dropout regulator, positive, 3.3V fixed output, TO-252 |
| U2 | TPS563201 | 3A Synchronous Step-Down Voltage Regulator, Adjustable Output Voltage, 4.5-17V Input Voltage, SOT-23-6 |
| U3,U7 | USBLC6-2SC6 | Very low capacitance ESD protection diode, 2 data-line, SOT-23-6 |
| U4 | MCP25625T-E/ML |
| 1Mbps QFN-28-EP(6x6) CAN Transceivers ROHS |
| U5 | DS3231MZ | ±5ppm, I2C Real-Time Clock SOIC-8 |
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| U8 | ESP32-S3-WROOM-1-N16R8 | RF Module, ESP32-S3 SoC, Wi-Fi 802.11b/g/n, Bluetooth, BLE, 32-bit, 3.3V, onboard antenna, SMD |
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| U9 | SN65HVD231 | CAN Bus Transceivers, 3.3V, 1Mbps,Ultra Low-Power capabilities, SOIC-8 |
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| U10 | CP2102N-Axx-xQFN28 | USB to UART master bridge, QFN-28 |
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| BT1 | Battery_Cell | Single-cell battery |
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| C1-C3,C46 | 10u,1210,X7R | 50V 10uF X7R ±10% 1210 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
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| C4,C5,C9,C10,C14,C16,C17,C19,C22,C24,C27,C29,C32,C35,C37,C40,C41,C47 | 100n,0402 | 50V 100nF X7R ±10% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
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| C6,C7,C11,C15,C20,C21,C25,C26,C28,C31,C33,C42-C45,C48 | 33p,0402 | 50V 33pF NP0 ±5% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
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| C8,C12,C13 | 22u,1206,X7R | 10V 22uF X7R ±10% 1206 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
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| C18,C23 | 22p,0402 | 50V 22pF C0G ±5% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
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| C30,C34,C36 | 1u,0603 | 50V 1uF X7R ±10% 0603 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
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| C38,C39 | 4u7,1210,50V | 50V 4.7uF X7R ±10% 1210 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
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| D1 | SMAJ100CA | 1.9A 400W 162V 111V 100V SMA(DO-214AC) ESD and Surge Protection (TVS/ESD) ROHS |
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| D2 | BZT52C16S | Independent Type 200mW 15.3V~17.1V 16V SOD-323 Zener Diodes ROHS |
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| D3,D4 | BZT52C12S | Independent Type 11.4V~12.7V 200mW 12V SOD-323 Zener Diodes ROHS |
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| D5,D9,D12 | LED | Light emitting diode |
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| D6,D7 | 3V4,SOD523 | Independent Type 200mW 3.4V~3.8V 3.6V SOD-523 Zener Diodes ROHS |
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| D8,D10,D11 | PESD0603-240 | 45V 0603 ESD and Surge Protection (TVS/ESD) ROHS |
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| D13 | LED,GREEN | Light emitting diode |
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| D14 | LED,YLW | Light emitting diode |
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| J1 | Screw_Terminal_01x06 | Generic screw terminal, single row, 01x06, script generated (kicad-library-utils/schlib/autogen/connector/) |
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| J2 | USB_C_Receptacle | USB 3.2 1 24P Female Type-C SMD USB Connectors ROHS |
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| J3 | Conn_01x04_Pin | Generic connector, single row, 01x04, script generated |
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| J4 | Micro_SD_Card | -25℃~+85℃ 1.68mm Card Slot MicroSD card (TF card) Self-bouncing SMD SD Card / Memory Card Connector ROHS |
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| J5 | USB_A | USB Type A connector |
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| J6 | Conn_01x06_Socket | Generic connector, single row, 01x06, script generated |
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| L1 | 3u3 | 8.5A 3.3uH Integrated molded inductor ±20% 9.5A SMD,7.2x6.6mm Power Inductors ROHS |
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| R1,R2,R4-R7,R11,R14,R22,R26-R31 | 10K,0402 | 62.5mW Thick Film Resistors 50V ±1% 10kΩ 0402 Chip Resistor - Surface Mount ROHS |
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| R3 | 54K9,0402 | 1/16W Thick Film Resistors 50V ±100ppm/℃ ±1% 54.9kΩ 0402 Chip Resistor - Surface Mount ROHS |
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| R8,R9 | 5K1,0402 | 1/16W Thick Film Resistors 50V ±100ppm/℃ ±5% 5.1kΩ 0402 Chip Resistor - Surface Mount ROHS |
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| R10,R23,R38 | 680R,0603 | 0.1W Thick Film Resistors 75V ±100ppm/℃ ±1% 680Ω 0603 Chip Resistor - Surface Mount ROHS |
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| R12 | 20K,0402 | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 20kΩ 0402 Chip Resistor - Surface Mount ROHS |
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| R13,R16,R25 | 47K,0402 | 62.5mW Thick Film Resistors 50V ±1% 47kΩ 0402 Chip Resistor - Surface Mount ROHS |
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| R15,R24 | 120R,0603 | 100mW Thick Film Resistors 75V ±100ppm/℃ ±1% 120Ω 0603 Chip Resistor - Surface Mount ROHS |
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| R17-R20 | 100R,0402 | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 100Ω 0402 Chip Resistor - Surface Mount ROHS |
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| R21,R39,R40 | 4K7, 0402 | 62.5mW Thick Film Resistors 50V ±5% 4.7kΩ 0402 Chip Resistor - Surface Mount ROHS |
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| R32-R37 | 22R,0402 |
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| S1-S3 | TS-1187A-B-A-B | None Without bracket 50mA 5.1mm 100000 Times 160gf 12V 5.1mm 1.5mm Round Button Standing paste SPST SMD Tactile Switches ROHS |
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| Y1 | Crystal_GND24 | 16MHz Surface Mount Crystal 12pF ±10ppm ±30ppm SMD-2016-4P Crystals ROHS |
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