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U11

U16

U12

U17

U10

U13

U15

U14

que es EN FB

sahid021

@copilot que es EN FB

copilot

En el contexto del regulador de voltaje MT3608, EN y FB son pines importantes que cumplen funciones específicas:

EN (Enable): Este pin se utiliza para habilitar o deshabilitar el regulador. Cuando se aplica un voltaje alto (generalmente el mismo voltaje que la fuente de alimentación) al pin EN, el regulador se activa. Cuando se aplica un voltaje bajo (o se deja flotando), el regulador se desactiva, lo que significa que no habrá salida de voltaje.
FB (Feedback): Este pin se utiliza para regular el voltaje de salida. El regulador ajusta su salida para mantener el voltaje en el pin FB a un valor de referencia interno predeterminado (por lo general, 1.23V). Esto se hace utilizando un divisor de voltaje externo conectado entre la salida del regulador y el pin FB.

¿Te gustaría saber cómo conectar estos pines en tu proyecto específicamente?

sahid021

como coencto

copilot

Claro, aquí te dejo las conexiones necesarias usando el regulador de voltaje

MT3608

y otros componentes en tu proyecto. Estoy asumiendo que estás utilizando el MT3608 para convertir un voltaje de entrada a un voltaje más alto.

Conexiones para el MT3608

Entrada de Voltaje (IN): Conecta el suministro de voltaje que deseas regular al pin IN de U2.
Tierra (GND):
- Conecta U2.2 (GND) a la tierra de tu circuito.
- Conecta U2.2 (GND) a U1.10 (GND).
Salida de Voltaje (OUT): El MT3608 no tiene un pin 'OUT' por sí mismo, pero la salida del voltage se obtiene del pin al cual se ha conectado el feedback (FB). Normalmente se conecta un divisor de voltage aquí, pero para simplificación, usaremos el pin FB.
Feedback (FB):
- Conecta un divisor de voltaje entre el pin FB de U2 y la salida ajustada (que también se puede conectar al pin VCC de otros componentes si necesitas un voltaje regulado que sea más alto que la entrada).
Enable (EN):
- Para habilitar el regulador, conecta U2.4 (EN) al voltaje de suministro de entrada. Si lo deseas, puedes conectar esto a un pin GPIO, como el D0 del $Nodemcu-12E\_ESP8266$ para controlarlo por software.

Conexiones Específicas del Proyecto

Conectar U2.5 (IN) a la fuente de alimentación externa.
Conectar U2.2 (GND) a U1.10 (GND).
Conectar U2.3 (FB) al punto medio de un divisor de voltaje.
Conectar U2.4 (EN) al voltaje de entrada o a un pin GPIO, por ejemplo, U1.30 (D0).

Ejemplo de Conexión para Habilitar el MT3608:

# Conexión del Pin EN al Pin D0 del ESP8266 para control por software:
Connect U2:4 to U1:30

# Conexión de la entrada de alimentación al MT3608:
Connect U2:5 to Supply Voltage

# Conexión de tierra del MT3608:
Connect U2:2 to U1:10

# Conexión de Feedback (FB) al divisor de voltaje adecuado:
Connect U2:3 to Voltage Divider

Conexión de Relevadores (KY-019):

VCC (Pin 1) de los relevadores: Conecta K1.1, K2.1, K3.1, K4.1 a la salida regulada del U2.
Signal (Pin 2) de los relevadores: Conecta K1.2, K2.2, K3.2, K4.2 a los pines GPIO del ESP8266 que prefieras usar para control.
GND (Pin 3) de los relevadores: Conecta K1.3, K2.3, K3.3, K4.3 a la tierra de tu circuito.

Espero que esto te ayude a avanzar con tu proyecto. Si necesitas alguna aclaración adicional, ¡déjame saber!

list all ICs and the decoupling capacitors attached to each. Ensure to include a...

sahid021

@copilot list all ICs and the decoupling capacitors attached to each. Ensure to include all ICs present in the design, including digital ICs, power converters, LDOs, etc. For every IC, clearly state:

What power net the decoupling capacitors are attached to. What is the stated voltage of that net.
The voltage rating and value of the attached decoupling capacitors.
Signal with the expression “[WARNING]” if any of the following conditions are met: no decoupling capacitors are attached; the voltage of the power net is higher than the voltage rating of the capacitor; No voltage range was stated for the capacitor. Give a separate “[WARNING]” for each condition. Signal with the expression “[OK]” if none of those conditions are met
Express the result in a markdown-formatted table

copilot

From the information provided, there are two ICs listed as follows: Nodemcu-12E ESP8266 and MT3608. Your project does not provide explicit details on decoupling capacitors for these ICs. For comprehensive designs, it is standard practice to use decoupling capacitors to smooth the supply voltage and filter noise.

Below is a markdown-formatted table listing each IC, the power net they are attached to, if any decoupling capacitors are defined (none are in this case), and appropriate warnings:

Table

IC	Power Net	Voltage	Decoupling Capacitors	Voltage Rating	Capacitor Value	Status
Nodemcu-12E ESP8266	Net 2	3.3V	None	N/A	N/A	[WARNING]: No decoupling capacitor attached
MT3608	Net 2	3.3V	None	N/A	N/A	[WARNING]: No decoupling capacitor attached

For proper decoupling:

Typically, for the Nodemcu-12E ESP8266, a 100nF and a 10µF capacitor both rated at least 6.3V should be used between VDD and GND.
For the MT3608, refer to the datasheet, which suggests using 22µF ceramic capacitors for input and output filtering $3e083f80-c393-52b1-a1d3-61d93669d610$ . Ensure these are rated appropriately according to the input and output voltages.

Would you like to proceed by adding these decoupling capacitors to the design?

K15

K13

K14

K10

K11

K17

K12

Reviews

Ground
A common return path for electric current. Commonly known as ground.
jharwinbarrozo
20.5M
Net Portal
Wirelessly connects nets on schematic. Used to organize schematics and separate functional blocks. To wirelessly connect net portals, give them same designator. #portal
jharwinbarrozo
43.0M
Power Net Portal
Wirelessly connects power nets on schematic. Identical to the net portal, but with a power symbol. Used to organize schematics and separate functional blocks. To wirelessly connect power net portals, give them the same designator. #portal #power
jharwinbarrozo
11.4M
Generic Resistor
A generic fixed resistor ideal for rapid circuit topology development. Its footprint automatically adapts based on the selected package case code—supporting 0402, 0603, 0805, 1203, and many other standard SMD packages, as well as axial horizontal and vertical configurations. Save precious design time by seamlessly add more information to this part (value, footprint, etc.) as it becomes available. Standard resistor values: 1.0 ohm, 10 ohm, 100 ohm, 1.0k ohm, 10k ohm, 100k ohm, 1.0M ohm 1.1 ohm, 11 ohm, 110 ohm, 1.1k ohm, 11k ohm, 110k ohm, 1.1M ohm 1.2 ohm, 12 ohm, 120 ohm, 1.2k ohm, 12k ohm, 120k ohm, 1.2M ohm 1.3 ohm, 13 ohm, 130 ohm, 1.3k ohm, 13k ohm, 130k ohm, 1.3M ohm 1.5 ohm, 15 ohm, 150 ohm, 1.5k ohm, 15k ohm, 150k ohm, 1.5M ohm 1.6 ohm, 16 ohm, 160 ohm, 1.6k ohm, 16k ohm, 160k ohm, 1.6M ohm 1.8 ohm, 18 ohm, 180 ohm, 1.8K ohm, 18k ohm, 180k ohm, 1.8M ohm 2.0 ohm, 20 ohm, 200 ohm, 2.0k ohm, 20k ohm, 200k ohm, 2.0M ohm 2.2 ohm, 22 ohm, 220 ohm, 2.2k ohm, 22k ohm, 220k ohm, 2.2M ohm 2.4 ohm, 24 ohm, 240 ohm, 2.4k ohm, 24k ohm, 240k ohm, 2.4M ohm 2.7 ohm, 27 ohm, 270 ohm, 2.7k ohm, 27k ohm, 270k ohm, 2.7M ohm 3.0 ohm, 30 ohm, 300 ohm, 3.0K ohm, 30K ohm, 300K ohm, 3.0M ohm 3.3 ohm, 33 ohm, 330 ohm, 3.3k ohm, 33k ohm, 330k ohm, 3.3M ohm 3.6 ohm, 36 ohm, 360 ohm, 3.6k ohm, 36k ohm, 360k ohm, 3.6M ohm 3.9 ohm, 39 ohm, 390 ohm, 3.9k ohm, 39k ohm, 390k ohm, 3.9M ohm 4.3 ohm, 43 ohm, 430 ohm, 4.3k ohm, 43K ohm, 430K ohm, 4.3M ohm 4.7 ohm, 47 ohm, 470 ohm, 4.7k ohm, 47k ohm, 470k ohm, 4.7M ohm 5.1 ohm, 51 ohm, 510 ohm, 5.1k ohm, 51k ohm, 510k ohm, 5.1M ohm 5.6 ohm, 56 ohm, 560 ohm, 5.6k ohm, 56k ohm, 560k ohm, 5.6M ohm 6.2 ohm, 62 ohm, 620 ohm, 6.2k ohm, 62K ohm, 620K ohm, 6.2M ohm 6.8 ohm, 68 ohm, 680 ohm, 6.8k ohm, 68k ohm, 680k ohm, 6.8M ohm 7.5 ohm, 75 ohm, 750 ohm, 7.5k ohm, 75k ohm, 750k ohm, 7.5M ohm 8.2 ohm, 82 ohm, 820 ohm, 8.2k ohm, 82k ohm, 820k ohm, 8.2M ohm 9.1 ohm, 91 ohm, 910 ohm, 9.1k ohm, 91k ohm, 910k ohm, 9.1M ohm #generics #CommonPartsLibrary
jharwinbarrozo
1.5M
Generic Capacitor
A generic fixed capacitor ideal for rapid circuit topology development. You can choose between polarized and non-polarized types, its symbol and the footprint will automatically adapt based on your selection. Supported options include standard SMD sizes for ceramic capacitors (e.g., 0402, 0603, 0805), SMD sizes for aluminum electrolytic capacitors, and through-hole footprints for polarized capacitors. Save precious design time by seamlessly add more information to this part (value, footprint, etc.) as it becomes available. Standard capacitor values: 1.0pF, 10pF, 100pF, 1000pF, 0.01uF, 0.1uF, 1.0uF, 10uF, 100uF, 1000uF, 10000uF 1.1pF, 11pF, 110pF, 1100pF 1.2pF, 12pF, 120pF, 1200pF 1.3pF, 13pF, 130pF, 1300pF 1.5pF, 15pF, 150pF, 1500pF, 0.015uF, 0.15uF, 1.5uF, 15uF, 150uF, 1500uF 1.6pF, 16pF, 160pF, 1600pF 1.8pF, 18pF, 180pF, 1800pF 2.0pF, 20pF, 200pF, 2000pF 2.2pF, 22pF, 220pF, 2200pF, 0.022uF, 0.22uF, 2.2uF, 22uF, 220uF, 2200uF 2.4pF, 24pF, 240pF, 2400pF 2.7pF, 27pF, 270pF, 2700pF 3.0pF, 30pF, 300pF, 3000pF 3.3pF, 33pF, 330pF, 3300pF, 0.033uF, 0.33uF, 3.3uF, 33uF, 330uF, 3300uF 3.6pF, 36pF, 360pF, 3600pF 3.9pF, 39pF, 390pF, 3900pF 4.3pF, 43pF, 430pF, 4300pF 4.7pF, 47pF, 470pF, 4700pF, 0.047uF, 0.47uF, 4.7uF, 47uF, 470uF, 4700uF 5.1pF, 51pF, 510pF, 5100pF 5.6pF, 56pF, 560pF, 5600pF 6.2pF, 62pF, 620pF, 6200pF 6.8pF, 68pF, 680pF, 6800pF, 0.068uF, 0.68uF, 6.8uF, 68uF, 680uF, 6800uF 7.5pF, 75pF, 750pF, 7500pF 8.2pF, 82pF, 820pF, 8200pF 9.1pF, 91pF, 910pF, 9100pF #generics #CommonPartsLibrary
jharwinbarrozo
1.5M
Generic Inductor
A generic fixed inductor suitable for rapid circuit topology development. The footprint automatically adapts based on the selected package, supporting standard SMD sizes (e.g., 0402, 0603, 0805) as well as well-known inductor packages such as SDR1806, PA4320, SRN6028, and SRR1260. Standard inductor values: 1.0 nH, 10 nH, 100 nH, 1.0 µH, 10 µH, 100 µH, 1.0 mH 1.2 nH, 12 nH, 120 nH, 1.2 µH, 12 µH, 120 µH, 1.2 mH 1.5 nH, 15 nH, 150 nH, 1.5 µH, 15 µH, 150 µH, 1.5 mH 1.8 nH, 18 nH, 180 nH, 1.8 µH, 18 µH, 180 µH, 1.8 mH 2.2 nH, 22 nH, 220 nH, 2.2 µH, 22 µH, 220 µH, 2.2 mH 2.7 nH, 27 nH, 270 nH, 2.7 µH, 27 µH, 270 µH, 2.7 mH 3.3 nH, 33 nH, 330 nH, 3.3 µH, 33 µH, 330 µH, 3.3 mH 3.9 nH, 39 nH, 390 nH, 3.9 µH, 39 µH, 390 µH, 3.9 mH 4.7 nH, 47 nH, 470 nH, 4.7 µH, 47 µH, 470 µH, 4.7 mH 5.6 nH, 56 nH, 560 nH, 5.6 µH, 56 µH, 560 µH, 5.6 mH 6.8 nH, 68 nH, 680 nH, 6.8 µH, 68 µH, 680 µH, 6.8 mH 8.2 nH, 82 nH, 820 nH, 8.2 µH, 82 µH, 820 µH, 8.2 mH #generics #CommonPartsLibrary
jharwinbarrozo
15.9k
Terminal
An electrical connector acting as reusable interface to a conductor and creating a point where external circuits can be connected.
natarius
RMCF0805JT47K0
General Purpose Thick Film Standard Power and High-Power Chip Resistor 47 kOhms ±5% 0.125W, 1/8W Chip Resistor 0805 (2012 Metric) Automotive AEC-Q200 Thick Film Features: - RMCF – standard power ratings - RMCP – high power ratings - Nickel barrier terminations standard - Power derating from 100% at 70ºC to zero at +155ºC - RoHS compliant, REACH compliant, and halogen free - AEC-Q200 compliant
jharwinbarrozo
1.2M
875105359001
10 µF 16 V Aluminum - Polymer Capacitors Radial, Can - SMD 30mOhm 2000 Hrs @ 105°C #commonpartslibrary #capacitor #aluminumpolymer #radialcan
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1.2M
CTL1206FYW1T
Yellow 595nm LED Indication - Discrete 1.7V 1206 (3216 Metric)
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1.1M

Project Name

[Example] Arduino MKR Shield Template f433

Description

ESP8266 IOT

Properties

Properties describe core aspects of the project.

Pricing & Availability

Distributor	Qty 1
LCSC	$1.11

Controls

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sahid021 / [Example] Arduino MKR Shield Template f433

Schematic