mp3-player
espcaa
a minimalist open source pocket sized¹ mp3 player
Components (49)
| Reference | Value | Description |
|---|---|---|
| Q2-Q4 | BSS138 | 50V Vds, 0.22A Id, N-Channel MOSFET, SOT-23 |
| U1 | ABM8-272-T3_C20625731 | |
| U3 | W25Q128JVE | 128Mbit / 16MiB Serial Flash Memory, Standard/Dual/Quad SPI, 2.7-3.6V, WSON-8 |
| U4 | APS6404L-SQRx-ZR | 64 Mbit / 8M x 8-bits serial pseudo SRAM MEMORY, up to 144MHz, 1.62-1.98V supply, USON-8 (XSON-8) |
| U5 | PCM5102A | 2.1 VRMS, 112dB Audio Stereo DAC with PLL and 32-bit, 384kHz PCM Interface, TSSOP-20 |
| U6 | RP2350B | A microcontroller by Raspberry Pi, dual CPU architecture (ARM Cortex-M33 / RISC-V Hazard3), 150MHz, no flash, 520KB SRAM, 12 PIO state machines, VQFN-80 |
| U7 | TPS63070RNMR | Wide input voltage (2V-16V) buck-boost converter |
| U8 | BQ24075RGT | USB-Friendly Li-Ion Battery Charger and Power-Path Management, VQFN-16 |
| U9 | MAX17048G_T10 | 3µA 1-Cell/2-Cell Fuel Gauge with ModelGauge |
| U10 | LP5907MFX-3.3 | 250-mA Ultra-Low-Noise Low-IQ LDO, 3.3V, SOT-23 |
| U11 | TPS61165DRV | High-Brightness, White LED Driver, 3V to 18V input voltage range, internal switch, constant current, up to 38V/1.2A output, WSON-6 |
| U12 | TCA9555RTWR | 16-bit I/O expander, I2C and SMBus interface, interrupts, w/ pull-ups, QFN-24 |
| C1-C3,C5 | 4.7u | Unpolarized capacitor |
| C4,C6-C16,C19,C22,C27,C32,C43,C44,C46,C47,C51,C56 | 100nf | Unpolarized capacitor |
| C20,C21 | 15p | Unpolarized capacitor |
| C23,C45,C48 | 2.2uf | Unpolarized capacitor |
| C24,C25,C29,C42,C55 | 1uf | Unpolarized capacitor |
| C26,C31,C33,C37,C38,C49,C50,C52,C57 | 10uf | Polarized capacitor,Unpolarized capacitor |
| C28,C30,C41,C53 | 4.7uf | Unpolarized capacitor |
| C34-C36 | 22uf | Unpolarized capacitor |
| C39,C40 | 2.2nf | Unpolarized capacitor |
| C54 | 200nf | Unpolarized capacitor |
| D1 | MBR0540T1G | Diode |
| D2,D3 | D_Schottky | Schottky diode |
| D4 | LED | Light emitting diode |
| J1 | SD_Card_Receptacle | SD card receptacle |
| J2 | USB_C_Receptacle_USB2.0_16P | USB 2.0-only 16P Type-C Receptacle connector |
| J5 | Conn_01x02 | Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J6 | Conn_01x42 | "Generic connector, single row, 01x42, script generated" |
| J7 | AudioJack3_Ground_SwitchTR | Audio Jack, 3 Poles (Stereo / TRS), Grounded Sleeve, Switched TR Poles (Normalling) |
| L1 | 3.3u | Inductor AOTA-B201610S3R3-101-T |
| L2 | 1.5uh | Inductor |
| L3 | 10uh | Inductor |
| R1,R32,R33,R38,R48-R50 | 33 | Resistor |
| R2,R3 | 27 | Resistor |
| R4,R6,R16 | 1k | Resistor |
| R5,R7-R12,R17,R18,R22,R25,R27-R29,R31,R35,R39-R47 | 10k | Resistor |
| R13,R14 | 5.1k | Resistor |
| R15 | 820 | Resistor |
| R19,R26,R30 | 100k | Resistor |
| R20 | 470k | Resistor |
| R21 | 150k | Resistor |
| R23,R24 | 470 | Resistor |
| R34 | 6.8 | Resistor |
| R36,R37 | 4.7k | Resistor |
| R51 | 330 | Resistor |
| SW1,SW7,SW10 | EVQPUL02K | Push button switch, generic, two pins |
| SW3-SW5,SW8,SW9 | SW_Push | Push button switch, generic, two pins |
| SW11 | TS-1088-AR02016 | Push button switch, generic, two pins |