Understanding Schematic Design

mitsuvacool

what is happening here?

mitsuvacool

@help why do we need multiple decoupling caps of different values on the ESP32 power pins?

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Files

Schematic

Layout

Preview

J3

R3

Resistance

10kΩ

C7

Capacitance

1uF

J4

C13

Capacitance

1uF

C23

Capacitance

.1uF

R1

Resistance

10kΩ

C9

Capacitance

1uF

C18

Capacitance

1uF

C20

Capacitance

1uF

J5

C10

Capacitance

1uF

C3

Capacitance

1uF

C26

Capacitance

4.7µF

C15

Capacitance

1uF

R4

Resistance

100 Ω

C5

Capacitance

1uF

R5

Resistance

10kΩ

C28

Capacitance

.1uF

R2

Resistance

100 Ω

C12

Capacitance

1uF

C11

Capacitance

1uF

C24

Capacitance

1uF

C31

Capacitance

.1uF

H4

H1

C2

Manufacturer Part Number

OPT

C25

Capacitance

22uF

Y1

R7

Resistance

100kΩ

L1

Inductance

2.2nH

R8

Resistance

953kΩ

IC1

U2

C22

Capacitance

10uF

H2

C8

Capacitance

13pF

C21

Capacitance

10uF

C17

Capacitance

10uF

H3

C6

Capacitance

1.2pF

R6

Resistance

180kΩ

C30

Capacitance

10uF

C1

Capacitance

10uF

L2

Inductance

2.2nH

C19

Capacitance

10uF

C4

Capacitance

13pF

MCU_TXD

J1

U1

End of Life

C29

Capacitance

10uF

U3

Manufacturer Part Number

TPS62130ARGTR

Y2

J2

L4

C27

Capacitance

10uF

MCU_RXD

L3

Inductance

2.2uH

MCU_BOOT

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