Replica de Boost Converter
183 days
hola, deseamos replicar un boost converter, con entrada 5vdc y salida +/- 12 vdc para intentar reparar un medidor de torque tmv5 de at2e
Thought for 1 min 22 sec
183 days
Objetivo: crear un convertidor desde 5 VDC a salidas ±12 VDC para el TMV5.
Plan:
- Elegir topología (boost + bomba de carga) y dimensionar inductor, diodos y capacitores con márgenes.
- Configurar realimentación, habilitación y conexiones de +12/-12.
- Añadir protecciones y revisar ERC/DRC/BOM.
- Preparar reglas básicas de layout.
Haz clic en “Start” en la barra del plan para comenzar. ¿Corriente requerida en ±12 V?
Especificar corrientes de salida
Aclarar prioridad de diseño
Preguntar por topología adecuada
Solicitar ayuda con selección de IC
Consultar por revisión del original
please explain what U1 does.
@copilot please explain what U1 does.
1y
which IC is U1?
1y
The component U1 in your project is a TPS61040DBVR, which is a step-up DC-DC converter manufactured by Texas Instruments. It's designed to boost a lower input voltage to a higher output voltage. This makes it suitable for applications where you need to convert a 5V input to a higher ±12V output, as appears to be the case in your project. Would you like more details about how this IC works or how to connect it?
1y
Someone is typing...
5
explain this project.
2y
This project is a DC-DC boost converter circuit that aims to convert a +5V input into a ±12V output. Specifically, this is a voltage regulator design using a switching topology. The main components of the project include:
-
TPS61040DBVR (U1): This is a boost converter integrated circuit (IC) from Texas Instruments. It has pins for power input (VIN), Enable control (EN), Ground (GND), Feedback (FB), and Switch output (SW). As a boost converter, it steps up the input voltage to a higher value.
-
Inductor (L1): The inductor with an inductance of 22µH is used with the boost converter IC in the switching regulator topology to store and release energy, aiding in the voltage boost process.
-
Capacitors (C1, C2, C3, C4, C5): These are used for various roles such as filtering and energy storage in the circuit, ensuring smooth voltage output and proper operation of the boost converter IC.
-
Diodes (D1, D2, D3): These are used in the rectification process, which coverts the pulsating DC generated by the switch-mode converter into a smoother DC voltage.
-
Resistors (R1, R2): These are likely used for configuring the output voltage and current limitation in the circuit.
The various Nets in the project depict how these components are interconnected. For instance, "Net: d2179a33a6ec45681de0d2d472ccbfe2" connects the power input (P1) of capacitor C1, EN and VIN pins of the boost converter IC, and pin P1 of the inductor.
This is a high-level explanation. The specific roles and arrangement of components in the boost converter depend on the exact topology and requirements of the circuit. To fully understand the working details of this design, a detailed schematic diagram and understanding of switching power converter principles are necessary.
2y
en español
2y
Este proyecto es un circuito convertidor de refuerzo DC-DC que pretende convertir una entrada de +5V en una salida de ±12V. Específicamente, se trata de un diseño de regulador de voltaje utilizando una topología de conmutación. Los componentes principales del proyecto incluyen:
-
TPS61040DBVR (U1): Este es un circuito integrado convertidor de refuerzo de Texas Instruments. Tiene pines para entrada de energía (VIN), control de habilitación (EN), tierra (GND), retroalimentación (FB) y salida de conmutación (SW). Como convertidor de refuerzo, eleva el voltaje de entrada a un valor más alto.
-
Inductor (L1): El Inductor con una inductancia de 22µH se usa con el circuito integrado del convertidor de refuerzo en la topología del regulador de conmutación para almacenar y liberar energía, ayudando en el proceso de incremento de voltaje.
-
Capacitores (C1, C2, C3, C4, C5): Estos se usan para varios roles en el circuito, como filtrado y almacenamiento de energía, asegurando un voltaje de salida suave y un funcionamiento adecuado del circuito integrado del convertidor de refuerzo.
-
Diodos (D1, D2, D3): Estos se usan en el proceso de rectificación, que convierte la corriente continua pulsante generada por el convertidor de modo de conmutación en un voltaje de corriente continua más suave.
-
Resistencias (R1, R2): Estos probablemente se utilicen para configurar el voltaje de salida y la limitación de corriente en el circuito.
Las diferentes redes en el proyecto muestran cómo están interconectados estos componentes. Por ejemplo, "Net: d2179a33a6ec45681de0d2d472ccbfe2" conecta la entrada de energía (P1) del capacitor C1, los pines EN y VIN del circuito integrado del convertidor de refuerzo y el pin P1 del inductor.
Esta es una explicación de alto nivel. Los roles y la disposición específica de los componentes en el convertidor de refuerzo dependen de la topología exacta y los requisitos del circuito. Para comprender completamente los detalles de funcionamiento de este diseño, se necesita un diagrama esquemático detallado y entender los principios del convertidor de fuente de alimentación de conmutación.
2y
Someone is typing...
2
explain this project.
Someone is typing...
6
D3
D2
GND
C5
Capacitance
4.7µF
D1
R1
Resistance
1.5MΩ
R2
Resistance
174kΩ
L1
Inductance
22uH
C2
Capacitance
10pF
U1
C4
Capacitance
1µF
7
New Comment
Someone is typing...
Reviews
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 #CommonPartsLibraryjharwinbarrozo16.2k- 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 #CommonPartsLibraryjharwinbarrozo1.5M
- 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 #CommonPartsLibraryjharwinbarrozo1.5M
- An electrical connector acting as reusable interface to a conductor and creating a point where external circuits can be connected.Terminal
- Wirelessly connects nets on schematic. Used to organize schematics and separate functional blocks. To wirelessly connect net portals, give them same designator. #portaljharwinbarrozo43.0M
- 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 compliantjharwinbarrozo1.2M
- 10 µF 16 V Aluminum - Polymer Capacitors Radial, Can - SMD 30mOhm 2000 Hrs @ 105°C #commonpartslibrary #capacitor #aluminumpolymer #radialcanjharwinbarrozo1.2M
- Battery Holder (Open) Coin, 20.0mm 1 Cell SMD (SMT) Tab bate or batt #forLedBlinkjharwinbarrozo700.5k
±12V Boost Converter
+5V to ±12V DC-DC converter
Properties
Properties describe core aspects of the project.
Pricing & Availability
Distributor | Qty 1 |
|---|---|
Digi-Key | $1.48–$4.76 |
LCSC | $2.54 |
Mouser | $4.56 |
Controls
Welcome 👋
Flux helps you build PCBs faster with an AI teammate!
Create your account to collaborate, stay updated, fork your own version, and get instant answers from our AI agent.
nishag
nishag
nishag
copilot