io reference design (watch) | Open App NoteComponents (65)
| Reference | Value | Description |
|---|
| Q1-Q6 | MMBT3904 | |
|---|
| U1 | ADP2108AUJ-1.8 | |
|---|
| U2 | TPS63021 | |
|---|
| U3 | CP2102N-Axx-xQFN28 | |
|---|
| U4 | BQ27427YZFR | |
|---|
| U5 | BQ25638 | |
|---|
| U6 | ESP32-S3 | |
|---|
| U7 | MX25LM51245GXDI00 | |
|---|
| U8 | APS12808L-3OBMx | |
|---|
| U9 | TCA9535MRGER | |
|---|
| U10 | MAX30102 | |
|---|
| U11 | TPS65631W | |
|---|
| U12 | DRV2605LYZFR | |
|---|
| U13 | LSM6DSV16XTR | |
|---|
| U14 | LIS3MDL | |
|---|
| BT1 | Battery | |
|---|
| C1,C2,C6,C13,C19,C23,C24,C43-C45,C49,C52,C55,C62,C63 | 10uF | |
|---|
| C3,C20,C21,C58 | 4.7uF | |
|---|
| C4,C12,C30,C32,C35,C37-C39,C46,C48,C50,C51,C54,C57,C60,C61,C65,C67,C68,C71-C74,C76-C79 | 100nF | |
|---|
| C5,C36 | 10nF | |
|---|
| C7,C8,C10,C14,C16,C17 | 22uF | |
|---|
| C9,C11,C18,C26,C31,C33,C34,C40,C47,C53,C56,C59,C64,C66,C69,C70,C75 | 1uF | |
|---|
| C15 | 2.2uF | |
|---|
| C22 | 47nF | |
|---|
| C25,C29 | 1.5pF | |
|---|
| C27,C28,C41,C42 | C | |
|---|
| D1 | STATUS1 | |
|---|
| D2-D5 | ESD9B5.0ST5G | |
|---|
| D6 | CHARGING | |
|---|
| D7 | POWER GOOD | |
|---|
| D8-D14 | ESD9B3.3ST5G | |
|---|
| D15 | STATUS0 | |
|---|
| J1 | DAUGHTER | |
|---|
| J2 | USB_C_Receptacle | |
|---|
| J3 | ESP_ANT | |
|---|
| J4 | Micro_SD_Card | |
|---|
| J5 | ELV1411A | |
|---|
| J6 | TT143AMC12C | |
|---|
| JP1 | RESET=LOW | |
|---|
| L1 | 1.5uH | |
|---|
| L2,L3 | 1uH | |
|---|
| L4 | 2.7nH | |
|---|
| L5 | 2nH | |
|---|
| L6 | 24nH | |
|---|
| L7,L8 | 10uH | |
|---|
| MK1,MK2 | ICS-43434 | |
|---|
| R1,R2,R4-R10,R19,R24,R25,R31,R32,R40,R46-R54 | 10k | |
|---|
| R3,R55 | R | |
|---|
| R11,R12 | 5.1k | |
|---|
| R13 | 180k | |
|---|
| R14,R15 | 1M | |
|---|
| R16 | 22.1k | |
|---|
| R17 | 47.5k | |
|---|
| R18 | 1k | |
|---|
| R20,R21,R28,R29,R34-R38,R41-R45 | 0 | |
|---|
| R22 | 30.31 | |
|---|
| R23 | 2222 | |
|---|
| R26 | 5.24k | |
|---|
| R27 | 6666 | |
|---|
| R30 | 33k | |
|---|
| R33 | 499 | |
|---|
| TH1 | 103AT-2 10k | |
|---|
| TP1 | MTP_PWR | |
|---|
| Y1 | 32.768kHz | |
|---|
| Y2 | 40MHz(10ppm) | |
|---|
watch board
