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Files

Schematic

Layout

3D View

R12
Resistance
1kΩ
R14
Resistance
10kΩ
VUSB
R9
Resistance
4.7kΩ
VUSB
+3V3
+3V3
VIN
R17
Resistance
10kΩ
R11
Resistance
1kΩ
+3V3
R8
Resistance
4.7kΩ
R5
Resistance
5.1KΩ
+3V3
R13
Resistance
10kΩ
+3V3
+3V3
+3V3
+3V3
+3V3
R6
Resistance
33.2KΩ
R16
Resistance
10kΩ
R18
Resistance
10kΩ
R7
Resistance
10kΩ
+3V3
+3V3
R15
Resistance
10kΩ
+3V3
U7
Manufacturer Part Number
PCA9685PW,118
AIN0
A5
B3
ESP_IO36
A4
B5
PWM1
ESP_IO14
A0
PWM15
A3
PWM13
AIN3
ESP_IO25
PWM2
PWM5
A6
AIN1
B1
A2
PWM0
PWM9
PWM10
SDA
ESP_IO32
PWM6
USB_D-
ESP_IO13
L1
Inductance
=2.2uH
SDA
ESP_IO33
ESP_IO12
A1
B6
PWM7
AIN2
PWM11
USB_D+
ESP_IO34
DTS
USB_D-
B0
ESP_TX
A7
USB_D+
ESP_IO27
AIN1
PWM12
AIN3
ESP_IO26
ESP_IO0
RST
ESP_IO39
SCL
B2
PWM3
ESP_RX
USB_D-
AIN2
PWM8
SCL
B7
ESP_EN
B4
AIN0
ESP_IO35
USB_D+
PWM14
PWM4
C6
Capacitance
=10uF
R10
Resistance
10kΩ
U4
Manufacturer Part Number
USB4110-GF-A
C8
Capacitance
0.1uF
C3
Capacitance
22uF
C1
Capacitance
0.1uF
C7
Capacitance
10uF
C2
Capacitance
10uF
U3
Manufacturer Part Number
TPS564201DDCR
U6
Manufacturer Part Number
CP2102N-A02-GQFN28
U5
Manufacturer Part Number
ADS1115IDGSR
Q1
Q2

[Example] ESP32 Reference Design