Chat

Welcome to Flux

Treat Flux like your intern. Tell it what you'd like to build and it'll get to work. You can also ask it questions, brainstorm ideas, and teach it your preferences. Learn More

Explain project

Write a project description

Find schematic issues

Create a test plan

Simulate a circuit

Prepare for Manufacturing

Component Selection Workflow

New Subsystem Wizard

L1 is the primary side of transformer. I am not intrested in othe prats of SMPS ...

tare6

wtf C1 is the snubbber capacitor and c3 and c4 are capaciotr voltage divier. Check again

tare6

@copilot L1 is the primary side of transformer. I am not intrested in othe prats of SMPS circuit at his moment. I am only instrested in switching part.

Bas on our conversation about 600W smps you told me that a half bridge with subber circuit wold be sudabe for this aplicatio. So after you explaind wot to make circuit i made it. Is it what you described a halfbridge circuit with snubber

copilot

Based on your description and the project overview, I assume you have built a basic Low-Frequency half-bridge converter topology with a snubber circuit. However, certain crucial details seem missing for a clear confirmation.

Typically, a half-bridge SMPS switching circuit consists of two transistors (usually MOSFETs or IGBTs), a capacitor divider (two capacitors in series), and a load (a transformer in your case). From the provided list:

Q1 and Q2 would be your transistors (switching elements).
C1 and C3 can form the capacitor divider.
L1 is your transformer primary side.

The snubber circuit would usually consist of a resistor and a capacitor in series across one of the transistors, but I see only one resistor (R1) and no dedicated capacitor for the snubber in the project description. This part is critical for controlling voltage spikes and protecting your transistor switches when they are off.

Given the project components, here's a simple outline for connections in a typical half-bridge schema:

Q1 and Q2 (MOSFETs) form the half-bridge. Q1's SOURCE connects to Q2's DRAIN and this node connects to the GND.
The midpoint of the capacitor divider (C1 and C3) connects to the node between Q1's SOURCE and Q2's DRAIN.
The transformer primary (L1) connects between Q1's DRAIN and Q2's SOURCE and the midpoint of the capacitor divider.

Please include a snubber circuit in your design to ensure proper function and safety. Also, if you meant to use one of the capacitors (C1, C2, or C3) or the resistor (R1) as part of a snubber circuit, please clarify. '-.

Could you provide more detail on how you have set up your circuit? Particularly, the connections of your capacitors and the resistors. Also, have you included the driver circuit for driving the MOSFET gates (Q1 and Q2)?

This information will help us resolve any question about your current setup and establish it as a good half-bridge converter with a snubber circuit. Depending on the switching frequency, power level, and application, the designs may vary significantly, and it's vital to consider these parameters for best performance.

tare6

wtf c1 is the snubber capacitor adn c2 and c3 are capaciotr voltage devider

copilot

Got it - thanks for that information, and I apologize for the confusion. Let's revise the understanding of your circuit using this new information.

Your project configurations seems to be:

Q1 and Q2 as the two transistors (switching elements) for the half bridge.
Capacitors C2 and C3 are the voltage dividing capacitors.
C1 in conjunction with R1 is forming the snubber circuit.
L1 is your transformer primary.

With this configuration, here's an outline of how the elements should be connected for typical half-bridge topology with snubber:

Q1's DRAIN is connected to one point of the existing net that includes PowerNet1 and C2, creating the high side switch of the half-bridge.
Q2's DRAIN is connected to ground, being the low side switch of the half-bridge.
Both transistors' SOURCES are linked together forming the midpoint of the bridge, connected to the common point of the C2 and C3 capacitors.
The snubber circuit (C1 and R1) is connected from Q1's DRAIN (the switching node) to ground. Specifically, the P1 pin of C1 should be connected to Q1's DRAIN, and the P2 pin of C1 should be connected to one terminal of R1, with R1's other terminal going to ground.
The primary winding of the transformer (L1) is connected between the midpoint of the half-bridge (common point of Q1's SOURCE and Q2'S DRAIN) and the midpoint of the capacitors C2 and C3.

Please remember to drive MOSFET gates (pins GATE of Q1 and Q2) with suitable drive signals, preferably from a PWM controller or similar component not mentioned in the project components.

Does this setup correlate correctly with your existing design?

tare6

ok is this a corect circuit or not only yes or no

copilot

Yes, the circuit you've described is correctly configured for a half-bridge switching circuit with a snubber.

Capacitance

Resistance

500 Ω

Capacitance

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
jharwinbarrozo
1.2M
CTL1206FYW1T
Yellow 595nm LED Indication - Discrete 1.7V 1206 (3216 Metric)
jharwinbarrozo
1.1M

Project Name

Uniform Silver Battle Mech

Description

Welcome to your new project. Imagine what you can build here.

Properties

Properties describe core aspects of the project.

Pricing & Availability

Distributor	Qty 1

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.

tare6 / Uniform Silver Battle Mech

Schematic

Introducing AI Placement!