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corygrant
Hardware - dingoPDM is an open source, affordable automotive PDM (Power Distribution Module). Pre-assembled and tested units are available or the design can be used to build a DIY version.
| Reference | Value | Description |
|---|---|---|
| U1 | VXO7805-500-M | |
| U2 | LD1117S33CTR | |
| U3 | PCA82C250 | |
| U4 | STM32F446RETx | |
| U5 | MB85RC256V | |
| U6 | MCP9808 | |
| U7,U12 | LM324 | |
| U8,U9 |
| U10,U11,U13 | BTS7008-2EPA |
|---|
| U14 | OKI-78SR-5_1.5-W36H-C | 1.5A Step-Down DC/DC-Regulator, 7-36V input, 5V fixed Output Voltage, LM78xx replacement, -40°C to +85°C, OKI-78SR_Horizontal |
|---|
| U15 | TSR_1-2450 | 1A step-down regulator module, fixed 5V output voltage, 5-36V input voltage, -40°C to +85°C temperature range, TO-220 compatible LM78xx replacement |
|---|
| C1,C2,C5,C9,C11-C13,C15,C17,C21,C23,C27,C31,C33,C36,C39,C40 | 100nF |
|---|
| C3,C6 | 10uF |
|---|
| C4 | 22uF |
|---|
| C7,C8 | 27pF |
|---|
| C10,C22,C26,C30,C35 | 47nF |
|---|
| C14,C38 | 4.7uF |
|---|
| C16,C18 | 1uF |
|---|
| C19,C20,C24,C28 | 10nF |
|---|
| C25,C29,C32,C34,C37 | 220pF |
|---|
| C41,C42 | 47uF | Polarized capacitor, small US symbol |
|---|
| D1,D9,D11-D14 | 3.3V |
|---|
| D2 | SMCJ20CA |
|---|
| D3,D17 | GRN |
|---|
| D4 | NUP2105LT1G |
|---|
| D5,D16 | RED |
|---|
| D6,D7 | BAT54S |
|---|
| D8,D10 | BYG23M |
|---|
| D15,D18,D19 | Schottky |
|---|
| FB1 | Ferrite_Bead_Small |
|---|
| G1 | DRT_Logo |
|---|
| G2 | DingoFace |
|---|
| H1-H4 | M3 |
|---|
| J1,J2 | RedCubeTerminal |
|---|
| J3 | Conn_01x12 |
|---|
| J4 | TC |
|---|
| J5 | USB_C_Receptacle_USB2.0 |
|---|
| JP1 | PowerLED_Jumper |
|---|
| R1 | 47K |
|---|
| R2,R9,R10,R13,R14,R17-R20,R23,R24,R26-R29,R32-R37,R40,R41,R43-R46,R49,R50,R56 | 4.7K |
|---|
| R3,R8,R11,R12,R25,R42,R51-R53 | 120R |
|---|
| R4,R6,R7,R57 | 10K |
|---|
| R5 | 1K |
|---|
| R15,R21,R30,R38,R47 | 1.2K |
|---|
| R16,R22,R31,R39,R48 | 47R 1/4W |
|---|
| R54,R55 | 5.1K |
|---|
| SW1 | BOOT |
|---|
| TP1 | GND |
|---|
| TP2 | CAN_T |
|---|
| TP3 | CAN_R |
|---|
| TP5 | I2C1_SCL |
|---|
| TP6 | I2C1_SDA |
|---|
| TP8 | E1 |
|---|
| TP9 | E2 |
|---|
| TP10 | E3 |
|---|
| Y1 | 8mHz |
|---|