1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 A B C D E F A B C D E F Date: KiCad E.D.A. 10.0.0 Rev: Size: A3 Id: 1/1 Title: File: purairy_pcb.kicad_sch Sheet: / GND GND D1 AZ5825 R11 100K C13 100pF GND R12 5.23K C11 22uF GND C23 22uF R28 50R C22 22uF C12 22uF R3 511K GND R10 50R GND R4 105K C2 10uF SW3 SW_Push R21 10K R20 1K L3 10uH GND R8 511K C24 75pF GND R30 22.1K GND C20 0.1uF SW2 SW_Boot SW1 SW_Reset R22 10K GND GND 1 2 3 4 5 6 7 8 J1 PMS5003 R6 100K R7 13.3K D10 AZ5825 GND D12 AZ5825 R29 100K R5 50R GND A1 VBUS A4 CC1 A5 D+ A6 D- A7 SBU1 A8 CC2 B5 D+ B6 D- B7 SBU2 B8 SHIELD SH J2 USB_C_Receptacle_USB2.0_16P GND GND D8 AZ5825 D13 AZ5825 GND C7 75pF GND GND 1 VCC 2 SCL 3 SDA 4 U6 ER_OLEDM0.91_1x-I2C GND GND C5 22uF PSRAM GND 1 3V3 2 EN 3 IO4 4 IO5 5 IO6 6 IO7 7 IO15 8 IO16 9 IO17 10 IO18 11 IO8 12 USB_D- 13 USB_D+ 14 IO3 15 IO46 16 IO9 17 IO10 18 IO11 19 IO12 20 IO13 21 IO14 22 IO21 23 IO47 24 IO48 25 IO45 26 IO0 27 IO35 28 IO36 29 IO37 30 IO38 31 IO39 32 IO40 33 IO41 34 IO42 35 RXD0 36 TXD0 37 IO2 38 IO1 39 U1 ESP32-S3-WROOM-1 D11 AZ5825 D7 AZ5825 GND GND GND GND 1 SW 2 VIN 3 FB 4 EN 5 BOOT 6 U4 TPS54302 GND GND C6 22uF L1 10uH C4 0.1uF GND D3 SMAJ22A R18 4.7K GND C17 470uF C21 0.1uF GND GND GND C8 10uF GND GND VDD 1 CFG2 2 CFG3 3 DP 4 DM 5 CC2 6 CC1 7 VBUS 8 CFG1 9 PG 10 GND 11 U2 CH224A C16 0.1uF GND D4 SMAJ15A GND GND GND 1 DQ 2 V DD 3 U8 DS18B20 C25 0.1uF - 1 + 2 Tacho 3 PWM 4 M1 Fan_4pin FB1 600R/2A GND 1 2 3 Q1 AO3400A F1 LUTE 2512L200/24QR GND D5 AZ5825 GND GND GND C10 0.1uF D6 AZ5825 GND R15 10K C14 10uF C9 0.1uF R14 100 GND 1 SW 2 VIN 3 FB 4 EN 5 BOOT 6 U5 TPS54302 R26 511K R27 105K R13 10K R23 10K R25 10K R24 10K GND 1 SW 2 VIN 3 FB 4 EN 5 BOOT 6 U3 TPS54302 C19 0.1uF GND C15 0.1uF C1 1uF L2 15uH GND R9 105K GND GND C3 0.1uF D2 AZ5825 GND GND A1 VBUS A4 CC1 A5 D+ A6 D- A7 SBU1 A8 CC2 B5 D+ B6 D- B7 SBU2 B8 SHIELD SH J3 USB_C_Receptacle_USB2.0_16P GND GND GND 1 2 3 4 5 6 U7 USBLC6-2SC6 R16 5.1K R17 5.1K C18 0.1uF GND GND D9 AZ5825 R32 22R R33 22R R31 10K GND R19 100 SW5 SW_Push SW4 SW_Push SDA VIN_3.3V SCL OLED_Button TEMP_SENSOR USB_D+ PMS_RX PMS_TX USB_D- Fan_PWM VIN_3.3V VIN_3.3V VIN_3.3V Fan_TACHO Fan_TACHO PMS_Reset PMS_Set TEMP_SENSOR VIN_3.3V VIN_20V VIN_12V VIN_3.3V OLED_Button Fan_PWM PMS_Set SDA VIN_3.3V PMS_Reset PMS_TX SCL VIN_20V VIN_5V VIN_3.3V VIN_12V VIN_3.3V VIN_20V VIN_5V USB_D+ USB_D- PMS_RX VIN_3.3V VIN_20V PMS5003 ESP Module PWM 12V Fan 3.3V buck converter 5V buck converter OLED + Buttons 12V buck converter Temp sensor USB PD trigger (20V) Programmable USB J2 USB_C_Receptacle_USB2.0_16P GND A1 VBUS A4 CC1 A5 D+ A6 D- A7 SBU1 A8 CC2 B5 D+ B6 D- B7 SBU2 B8 SHIELD SH GND D13 AZ5825 U6 ER_OLEDM0.91_1x-I2C GND 1 VCC 2 SCL 3 SDA 4 GND GND U8 DS18B20 GND 1 DQ 2 V DD 3 C25 0.1uF GND D5 AZ5825 GND D6 AZ5825 GND GND C19 0.1uF C20 0.1uF GND C17 470uF GND D4 SMAJ15A M1 Fan_4pin - 1 + 2 Tacho 3 PWM 4 FB1 600R/2A Q1 AO3400A 1 2 3 GND GND U2 CH224A VDD 1 CFG2 2 CFG3 3 DP 4 DM 5 CC2 6 CC1 7 VBUS 8 CFG1 9 PG 10 GND 11 GND GND C1 1uF L2 15uH C10 0.1uF GND U4 TPS54302 GND 1 SW 2 VIN 3 FB 4 EN 5 BOOT 6 U5 TPS54302 GND 1 SW 2 VIN 3 FB 4 EN 5 BOOT 6 GND C21 0.1uF L3 10uH GND U3 TPS54302 GND 1 SW 2 VIN 3 FB 4 EN 5 BOOT 6 C4 0.1uF L1 10uH C6 22uF GND C5 22uF R7 13.3K GND GND C12 22uF C22 22uF C23 22uF GND C11 22uF R12 5.23K GND C13 100pF R11 100K D1 AZ5825 GND D2 AZ5825 GND J3 USB_C_Receptacle_USB2.0_16P GND A1 VBUS A4 CC1 A5 D+ A6 D- A7 SBU1 A8 CC2 B5 D+ B6 D- B7 SBU2 B8 SHIELD SH GND GND U7 USBLC6-2SC6 1 2 3 4 5 6 C18 0.1uF GND D9 AZ5825 R31 10K GND GND R30 22.1K J1 PMS5003 1 2 3 4 5 6 7 8 D10 AZ5825 GND D8 AZ5825 GND GND D11 AZ5825 D7 AZ5825 GND GND GND D3 SMAJ22A GND