12v 19v voltage regulator jobs
...experienced electrical engineer to assist us in solve this issue an Electrical Single Line Diagram (SLD) for a Photovoltaic field with a capacity of 2.8 MW. "The single-line diagram lacks all the part related to the MT side protection systems (DG+SPG, DDI+SPI, backup system, etc.) as per CEI 0-16 standard." additionally they tell me this: Additionally, considering that the distribution network voltage in Umbria is at 20 kV, there is a transformer power limit of 2000 kVA with Vcc at 6%. In fact, CEI 0-16 standard states that 'The user must not install transformer sections exceeding this power threshold; except for cases of larger sizes provided that, due to the impedances between the connection point and the LV side of the transformers (MT user lines, transformer s...
...developer with technical mastery to custom design an isolated encoder signal splitter board that's compatible with Arduino micro-controller, specifically ATmega2560. Key Features: 1. Voltage Isolation: The board must feature voltage isolation to ensure safe transmissions. 2. Compatibility: It must be fully interoperable with Arduino libraries which serves as a platform for expansion and experimentation. 3. Signal Amplification: the board should not draw more current than pull-up resistors for incremental encoders connection. If required, a signal amplification needs to be implemented. Standard signal voltage is 5V DC. Main Purpose: 1. Noise Reduction: It should provide clear communication by suppressing ambient noise in the signal. There is a 23V AC 16KHz g...
We are seeking a highly skilled PCB designer to develop a custom board featuring the RP2040 microchip to control multiple DC motors and MOSFETs, with integrated voltage regulation. This project requires expertise in high-power applications, voltage regulation, and serial communications. Project Requirements: Microcontroller: RP2040 chip to manage all operations. Power Handling: Board must handle input of 24V. Voltage Regulation: Conversion of 24V input to 12V and 5V outputs. MOSFETs: 5 MOSFETs for 24V, 7A control. 4 MOSFETs for 12V, 5A control. Communication: USB Type-C for robust serial communication. Inputs and Outputs: 2 analog inputs. 1 One Wire communication interface. Additional pins for digital input/output as required. Deliverables: Complete PC...
...involves utilizing both inputs/outputs and write a code in C language The project requires 7 inputs and 6 outputs. - Inputs : Time Temp sensor probe Soil moisture sensor VPD sensor PH sensor EC sensor Water level sensor - Output : 2 x Peristaltic pumps 2 x 12v pumps AC Fan (PWM-controlled EC-motor) 220v water motor pump (using Solid State Relay) inputs/outputs will need to be set up and configured and based on the reading of the input sensors the Microcontroller will control the outputs. The successful freelancer will need to provide the following : Full electronic diagram. List of the...
I’m looking to make a smart controller that can integrate with 12v compressors for inflating tires on off road vehicles. Mainly I need the the pcb and electronics designed and I can make the housing and everything else. If you would also want to design the housing in ok with that. Needs to be almost waterproof. Mainly splash proof and heat resistant. It will be mounted in the engine bay. As far as the controller goes all it need to be able to do is check pressure from a pressure sensor that will be connected in line from the compressor and control a 12v output source(5a at 12v) to trigger the compressor to turn on as well as for deflating need a valve to be controlled to air down to set pressure. Looking for keep it as simple as possible. Only gonna need about 4 ...
...original idea is starting from a existing CM4 carrier board ‘open source’, and modify it to add/remove elements, also ‘open source’. Most of the requirements can be found in any CM4 carrier board available with a public license, for exampe CMIO from raspberry pi. Description of the elements, interfaces and other requirements follows • Maximum board size 100mmx200mm aprox. • Power souce 12v, protected and converted to other DC (present in CMIO) • USB-C with mini USB conector for programming (present in CMIO) • USB 3.0 (present in CMIO) • Ethernet (present in CMIO) • CANBUS • PCIe (present in CMIO) • SD card slot (present in CMIO) • HDMI to LVDS signal + backlight &bu...
I'm in need of a skilled electrical engineer to design a high voltage power supply that can handle input voltages above 240V. The power supply is intended for use in renewable energy systems. Key points: - Input voltage range should be above 240V - The system must be robust and reliable, suitable for long-term use in renewable energy applications Your expertise in power supply design and knowledge of renewable energy systems will be crucial for this project. Please provide examples of previous similar work.
Hi, Every machine in the world has a nameplate containing technical info including the electricity consumption.. for example: refrigerator, laptop, router ...etc .. please check the attached images.. I have an electricity calculator wr...of the unit available in the nameplate and will fill the data in the calculator's form based on data on the nameplate .. for example, the name plate shows: 7 KW.. the script will read this and fill the form: Unit: KW, power: 7.. attached an image of the form.. now ONLY if the unit is amperes the script will get these additional data from the nameplate and fill them in the calculator's form: Voltage, Phase.. also please note that the data might be horizontal or vertical as shows in the attached images.. budget is $75 max please don�...
This project centers on devising a precise LSTM model that can predict the State of Charge (SOC) in electric vehicles (EVs). Key responsibilities: - Develop an LSTM model for SOC prediction - Data collection for the task. As there's no particular data available, you might have to source appropriate data for the project. Battery voltage readings, vehicle usage statistics, and weather conditions are potential data sources. - Ensure high accuracy levels of model predictions -Need the work to be done quickly Ideal candidate: - Strong background in LSTM models - Experience in energy consumption modeling or related field - Proven record in handling similar projects, especially in electric-vehicle related domain. - Resourceful in data sourcing and processing. Please note, the...
...office/man cave, 2 car garage with storage, workshop and tech area. Laundry, pantry maybe 4x4, kitchen with island and small closet. ***This home is planned to be built in Puerto Rico; must have reenforced columns between 6-7ft ***If possible, have all roof made of concrete and drainage intergraded within the exterior walls. Home wiring to DEMARC output: Fiber Optic 2x CAT6 2x COAX Low Voltage power for DEMARC Media Pannel LAN connections in all Beds, Living, Shop and Office ***Total construction budget $260,000 USD - Not including land or land prep. Ideal Freelancer Skills: - Experience in drafting residential floor plans. - A keen understanding of modern Gothic architecture. - Ability to adhere to project guidelines and deadlines. - Excellent communication skills...
I'm seeking an expert to create a bespoke voltage sensor and WiFi module configuration to monitor low voltage (below 100V). The core purpose of this system is to manage power outage alerts. Key Requirements: - The system should effectively detect power shortages in a low voltage environment. - Upon detection of a power outage, it must immediately send a mobile notification or SMS as an alert. - Expertise in sensor technology and WiFi modules is crucial for this project. - Experience with mobile notification systems is also highly desirable. By integrating your skills in sensor technology, WiFi modules, and mobile alerts, we can build a proactive power outage notification system. I look forward to your innovative solutions and approaches to make this project a s...
Hello there, I have a working Op Amp circuit that I would like to increase the output Gain from 2 to 4. I have +12v single supply, I have Schematic In Altium. Please Check attachment. Let me know if you can help.
I'm in immediate need of a well-experienced professional handling the setup and regulation of gas connections for industrial use. Skills and Experience needed: - In-depth understanding of industrial gas connections. - Proven experience in setting up and regulating gas connections. - Ability to work within a tight timeline. I encourage those interested in this project to specifically detail their relevant experience and expertise in their application. However, detailed project proposals are not strictly necessary at this stage. The key to success in this task lies in speed and efficiency without compromising safety and quality.
...benefits of this system and highlight possible real-world applications. - **Data Analysis and Insights:** It's important to have a detailed data analysis section, with insights drawn from the information collected by the system. I also need the report to include missing details such as: - **Hardware Components Used:** I'd like the freelancer to list all the hardware components like the Arduino Uno, voltage sensor, LCD display, Wi-Fi module, resistors, capacitors, breadboard, and jumper wires. - **Circuit Diagram:** A comprehensive circuit diagram of the system is needed for the report. The report should be written in an engaging and informative manner, suitable for both technical and non-technical audiences. The PowerPoint presentation should complement the report, p...
I'm looking for a skilled electrical engineer to design a tailor-made AC to DC converter with specific features and requirements. Key Features: - The converter needs to have voltage regulation, current limiting, and overload protection. - The input voltage range should be 200-240V, ensuring it's compatible with standard power supplies in a wide range of settings. - The desired output for this project is 24V and 4.2A. Ideal skills and experience for this job would include: - Strong background in electrical engineering, particularly in power electronics. - Previous experience in designing AC to DC converters with similar features. - Ability to ensure the design is cost-effective and reliable for long-term use.
...native cross-platform MCUs firmware and software development. Our ideal candidate would primarily help us develop a Windows, Linux, and macOS compatible monitoring system, specifically for voltage. The goal is to create a GUI application with specific features. These include: - Real-time monitoring - Graphical representation - Data logging - GPIO MCU ON/OFF control - Voltage and current real-time transfer to PC via USB-connected MCU SAMD21 This calls for not only proficiency in GUI application development, but also a demonstrated understanding of working with real-time data transfer systems. Real-time voltage monitoring and the know-how of system-level development will be crucial to this particular project. If you've delivered similar projects in the past...
I'm seeking an experienced graphic designer to create a captivating logo for my company: All Reliable Tech. We are leaders in the low voltage technology industry, specializing in security cameras, internet connectivity solutions, audio systems, and house wiring services. Ideal skills and experience: - Proven graphic design and logo creation experience - Understanding of the tech industry - Ability to create a design that encapsulates our services Your work will be a paramount part of our company's brand image, conveying our dedication to reliable, high-quality tech solutions. Please provide relevant portfolio work along with your bid.
I'm seeking a skilled professional to work on the PCB design for a BLDC Stepper Motor. I want to create the smallest board (ideally 15mm x 30mm or less). The motor requires 12v, I'm hoping for the PCB to contain everything, and there could be a third button for speed or an FWD/rev switch and a pressure button for variable speed. I've been looking at the Attiny85 and L293D to drive the motor, but I'm happy to change that up to anything else.
...inputs should be on one edge of the PCB for easy access. Power management components should be placed close to the power input. Ensure adequate spacing for heat dissipation around power regulators. Routing: Use differential pairs for EMG signal routing to minimize noise. Maintain impedance control for critical signal paths. Route power tracks with sufficient width to handle the current without voltage drop issues. Avoid right-angle traces to reduce electromagnetic interference (EMI). Power Planes: Dedicate separate ground (GND) and power (VCC) planes for noise reduction and stability. Ensure proper decoupling for power supply lines. Connectors: Specify connectors for the power supply, EMG sensors, and any external communication interfaces. Consider using SMD connectors to save...
As a developer, I'm seeking expertise in crafting efficient C# code to interact with a JKBMS (inverter BMS). My needs are twofold. • JKBMS Read Operations: Your paramount task will be to read specific battery data from the JKBMS. The required data includes the battery's voltage, temperature, and State of Charge (SOC). • Integration with Existing Program: Once the data retrieval is done and example fully works. is to help me integrate it with my existing program. An accomplished C# programmer with prior experience in system integrations, particularly working with BMS systems like JKBMS, would be the most suitable for this task.
...examine battery performance analysis, battery management system design and battery charging optimization. Skills required: - Expertise in Matlab - Understanding of Battery systems and their Optimization Experience with battery systems and Matlab is highly desirable. We need a flexible approach, capable of dealing with potential shifts in focus, as specific requirements for battery capacity or voltage have not been provided, nor has the intended use case for batteries been identified. This could range from electric vehicles, renewable energy storage, to portable devices. This requires strong experience and knowledge in the field of batteries. The professional should possess adaptability and a collaborative mentality to navigate through the project requirements and expected del...
I am seeking an Electronics Engineer specialized in power conversion, specifically the AC to DC conversion process (SMPS). The purpose of this project is to design and implem...as a power supply for an electronic device. The ideal candidate should have: - Extensive knowledge and experience in power electronics and circuit design - Proven experience in designing and troubleshooting SMPS Your responsibilities will include: - Designing a robust SMPS following given specifications - Validating the design through physical prototyping (dot board preferred) - Sharing the voltage sweep results with the proto Requirements: - Primary side: 90 VAC - 250 VAC input - Secondary side: 24 VDC (2A) and 15 VDC (3 A) - Should use UC3845 current control chip only - Smallest possible PCB size will ...
The problem: The solonoid valve does not turn off. The voltage on mosfet module output goes from 4.2 V to 4.8 V when motion is detected. It does not goes to 0V and thereby closes the valve. What have i done wrong? I have a simple setup: - Pir sensor AM312 - Nodemcu /ESP (powered by usb) - Mosfet module IRF520 - Solonoid valve 4.5V - External power supply connected to Mosfet 5V, 1A I'm using the following code: const int pirPin = D5; // PIR sensor pin const int mosfetPin = D6; // Connect to the IN/Input terminal on the MOSFET module void setup() { (115200); pinMode(pirPin, INPUT); pinMode(mosfetPin, OUTPUT); ("PIR Motion Sensor with Solenoid Valve Control"); } void loop() { int motionDetected = digitalRead(pirPin); if (motionDetected == HIGH)
...microcontroller programmer for translating our control strategy into a code compatible with a dsPIC microcontroller. This code should be able to handle inputs of both voltage and current. The key features of this project include: 1. Control Strategy: Implementing a Proportional-Integral (PI) controller into the dsPIC microcontroller. 2. Input signals of the system include voltage and current. Being proficient in handling such systems is paramount. 3. Beyond written code, you should provide thoughtful documentation and comments so we can understand your strategies and algorithms. I am not specific about setpoints for voltage and current, so the approach should be adaptable. Ideal freelancers should possess the following skills and experience: - Strong understandin...
...for me. The desired specifications for this project are as follows: - Input: +12v, -12v square wave (bipolar/monopolar) - Frequency Range: 0.1 Hz to 1000 Hz - Output: +100v, -100v - Load: 500 ohms - Output Current: 200mA Key requirements for this project: - Designing a power amplifier circuit that can handle the specified input and output voltage. - Ensuring the frequency range is between 0.1 Hz to 1000 Hz. - The output should be capable of driving a load of 500 ohms with 200mA output current. Skills and experience required: - Proven expertise in Electronics Circuit Design, particularly in designing power amplifiers. - Proficiency in managing both bipolar and monopolar input. - Solid understanding of voltage and current load requirements. - Experience in d...
I'm looking for an expert Electronic Engineer with abundant experience in Altium PCBA design. The task centers around the creation of a LM51772 Buck-Boost Controller design, adhering to specific requirements. - Output Voltage: Your design must accommodate an output voltage range of 5V - 48V, delivering high efficiency throughout the range. - Maximum Output Current: The design must support a maximum output current of 5A. - PD Type C Output Integration: Complete integration with PD Type C output is a necessity. Ideal candidates should have a sound understanding of power electronics and PCBA design, specifically with Altium. Experience with PD Type C output integration, and broader USB technology is also valuable. To succeed, a strong knowledge base around Buck-B...
We are looking for an ESP32 coder that can work on a "per project" basis. For the first project, the hardware has already been designed and assembled. Your main responsibilities will be to write code to ensure that the ESP32 adequately read the data from the INA226 Current & Voltage Sensor and then transmit the measurement data via LoRa. Key Requirements: - Proficiency in ESP32 programming - Previous work with sensor and sensor module integration - Familiarity with LoRa integration, or willing to learn
I'm in need of a skilled professional who can conduct thorough testing on a range of electrical panels. Key Responsibilities: - Perform Voltage, Current, and Power Factor testing on a variety of electrical panels including Residential, Commercial and Industrial ones. - Ensure that the tests are conducted accurately and all relevant data is captured. - Document the results of the tests in a comprehensive and organized manner. Ideal Candidate: - Proficient in AutoCAD Electrical to effectively analyze and test the panels. - Experience with testing different kinds of panels including Residential, Commercial and Industrial. - Strong understanding of electrical systems and best practices. This is an urgent requirement and I'm looking for someone who can start immediately.
...appropriate interfaces on the RK3588 SoC and providing necessary power and antenna connections. 8. Power Connection via USB Type-C and Portable Battery Powerbank: - Connect the USB Type-C power connector(s) to the power input circuitry, ensuring proper power delivery and protection. - Include circuitry to switch between power sources (USB Type-C and battery power bank) as needed, with appropriate voltage regulation and power management. 9. RGB LEDs: - Integrate the RGB LEDs into the schematic, providing connections for power, ground, and control signals. - Include circuitry for programmable control of the LEDs, possibly using PWM signals from the RK3588 SoC or an external microcontroller. When designing the schematic, be sure to follow best practices for signal int...
...Simulink model of Power Electronics Bidirectional Converter for Grid to Vehicle and Vehicle to Grid Applications and analysis their performance. - Desired output power level: This system needs to describe the power direction in G2V mode as well as in V2G mode. - Voltage, Current Waveform: The system should output both a specific voltage and current waveform Considering V2G and G2V. Ideal candidates for this project would have expertise in Power Electronics design, particularly with experience in Matlab. Your understanding of voltage and current waveforms is crucial for this project. Prior experience with medium power electronics systems would be highly advantageous. Note: you can use any machine learning method for controlling the gate pulse signal in this sim...
I am looking for a skilled PCB designer to create a prototype that fits within a medium-sized, 2 to 4 inch space. This PCB should be tailored to contain an Arduino Mini and a 12V to 5V buck converter, with 3 pin and 2 pin JST GH connectors. The configuration of components on the PCB should follow a clustered arrangement to maximize space efficiency. This job does not require mass production capability at this time, with the primary focus being on creating a single prototype. Ideal candidates should have experience with Arduino components and compact PCB design.
It is necessary to develop and assemble a step-up voltage converter with the following characteristics: 1. Input voltage - 24..45 V; 2. Input current - direct up to 15 A; 3. Rated output voltage is 220-240 V. Stabilization is not needed, it is enough to simply limit the upper limit. The current is direct. 4. Temperature sensor for fan control and shutdown when overheated. 5. The rated power of the converter is 420 W. Peak - 600 W. 6. Type. I think that a regular non-isolated boost converter will not work, because it will require expensive transistors (or a lot in parallel). Options for bridge or flyback converters are needed. 7. Switch. So that you can turn off the converter without disconnecting the wires. 8. Connectors. At the input, you can use contact pads for sold...
I need assistance finishing a 12v circuit capable of effectively powering a LED light bar in a vehicle. Not ricer stuff, on an emergency vehicle. See attached diagram. Key job responsibilities include: - Designing a 12v circuit that fits my requirements - Adapting the design to the specific type of LED lights I use - Ensuring the configuration is optimized for 1-5 LED lights Ideal candidates should have: - Extensive knowledge of and experience with 12v circuits - Experience working with LED lighting systems - Strong problem-solving capabilities to troubleshoot potential issues and offer robust solutions - Excellent communication skills to explain the circuit design and any necessary precautions or maintenance tips. I value attention to detail and efficiency, so I w...
I am seeking a meticulous and detail-oriented estimator with expertise in low voltage systems for a comprehensive cost estimation on a full project. Since I haven't specified the individual tasks, it is critical that the applicant posses a deep understanding of all facets of low voltage systems operation and installation, to ensure a thorough and uninformed cost estimation. Skills & Experience: - Solid proficiency with estimating software - Comprehensive knowledge of low voltage systems - Extensive experience in cost estimating - Attention to detail - Ability to evaluate a complete project without explicit task breakdown. The task will require extrapolation based on a holistic understanding of low voltage system projects. I encourage professionals w...
I'm in need of a skilled professional who can help me with a Hardware PCB board impl...(both *.sch and the PDF) (2) BOM (3) Gerber Time duration is 3 working days. Key aspects of the project include: - Implementing the circuit for high power devices - Ensuring the Buck-Boost converter supports input voltage range of 15V to 40V - Optimizing for energy efficiency - Testing and validating the circuit for performance and reliability The ideal candidate should have: - Proven experience in hardware design and implementation of power circuits - Strong understanding of Buck-Boost converters and their applications - Ability to work efficiently on the given input voltage range - Experience with LM5176 or similar power management ICs - Good problem-solving skills for troublesho...
...systems. Simulation: Conduct simulations using tools like LTspice, PSpice or MATLAB/Simulink to verify the performance of power electronics circuits, including converters and inverters, and optimize designs for efficiency and reliability. High Voltage and High Current Considerations: Ensuring the PCB layout design meets safety standards and regulatory requirements for high voltage and high current applications. Component Selection: Selecting appropriate components based on the provided BOM and specifications, considering factors such as power rating, voltage, current, temperature, and reliability. Thermal Management: Implementing effective thermal management techniques to dissipate heat generated by high power components and ensure reliable operation over the system...
I am seeking an experienced electrical and HVAC engineer to design a comprehensive system for my large, 50+ feet house boat. This project involves designing an integrated electrical and HVAC system. Key requirements include: - A design that accommodates lighting, heating and cooling systems, and appliances. - Powering two 600 hp mercury engines on a 12v system with some low voltage lights. - Ability to utilize both shore power and independent power sources. Ideal qualifications: - Prior experience working with large boats/ships - Understanding of boat electrical and HVAC systems - Experience with multi-power source systems I look forward to enhancing the functionality and safety of my house boat with your expertise.
...documentation on the design, including technical specifications (voltage, current, etc.) and assembly instructions. Ideal Skills and Experience: - Solid understanding of lead-acid battery charging dynamics. - Demonstrated experience in industrial circuit design. - Knowledge in handling charging circuits for backup power systems. - Proficiency in using circuit simulation software. The final deliverable will include the circuit design diagram, a list of components needed, and comprehensive assembly instructions. I'm looking for someone who can provide a safe, reliable, and efficient charging solution for an industrial backup battery system. 18 numbers 12v Lead acid car battery Card power voltage (operating)- 12v DC Trigger Voltage -190v DC Sto...
I need a cover letter for a high voltage substation, maintenance, and turbine engine building job application. The ideal freelancer should be well-versed in electrical engineering concepts. The cover letter should: Only interested in EU job market. Sweden, Germany preferred - Highlight relevant skills in electrical engineering, - Showcase qualifications for maintaining high voltage substations and building turbine engines, - Tailor your experience to the needs of the job and sector, - Make a compelling case for why I am the perfect fit. Telecommunications or energy sector experience could be greatly beneficial.
...(if you've already worked on similiar project) to create a LiPo charger circuit with comprehensive protection features, including low and high voltage charging protection. I've tried with TP4056 but the charging time is too big. **Key Features:** 1. Overvoltage protection to prevent damage to the battery during charging. 2. Overcurrent protection to safeguard against excessive current flow. 3. Low voltage charging protection to prevent the battery from reaching dangerously low levels. 4. Charging status indication for the microcontroller **Key Responsibilities:** 1. Design a LiPo charger circuit incorporating overvoltage, overcurrent, and low voltage charging protection. 2. Develop a robust testing procedure to verify the circuit's reliability, ef...
...calculate the wire diameter number of turns to achieve !.8T electromagnetic field on a given material? I am trying to build an electromagnet using a DC voltage. The power supply I have available is DC 40V with a maximum current of 8A. I need to achieve a saturation of the electromagnetic field of 1.8T. I have laminations made from the best material for permeability, which I have attached for your reference. I have tried winding a single coil, but the electromagnetic field is not strong enough. However, when I placed two independent winds on the coil connected in parallel, I realized that the electromagnetic force got stronger, even with double the voltage. Here are the specifications of the core laminations: 0.3mm thickness, 70mm x 150mm, and the core is 70mm x 70mm (...
...built, and we have a clear circuit diagram for reference. You must develop Arduino code to control the built circuit. Your Responsibilities: The code should enable functionalities like: - Applying precise potential (voltage) through DAC to one terminal of OPAM which is connected to three electrodes. - Voltage should vary at specified rate and specified step. - Measuring correct current being received by Arduino from OPAM. (Actually, current generated between electrodes are converted to voltage by resistance (R) . Voltage output to Arduino gives current dividing voltage by R. - Implementing a reference for stable measurements. - Ensure proper calibration and data conversion for accurate measurements. - After correct values are obtained in seri...
Investigating and implementing solutions to improve power quality issues such as voltage fluctuations, harmonics, and transients. More focus on Shunt Active Power Filter.
Simulation of Low voltage microgrid coposed od PV, Wind, battery, Loads, diesel generators and local grid, using macsim and JADE to do the optimization of energy
...circuit board that incorporates a TI INA229 current and voltage sensing IC, along with a PCB mounted shunt resistor capable of handling up to 50 amps. The board should be designed to withstand industrial use. Key Requirements: - Incorporating TI INA229 current and voltage sensing IC - Capable of handling up to 50 amps, 85V DC. - High durability for industrial use - All external connections to be via screw terminals (e.g. phoenix) and support the required current. - calculation of required parameters for INA229 register settings. - Size is flexible - Would be ideal if there was onboard 5V regulator for VIN of INA229, but open to this being external supply. Ideal Skills: - Strong background in PCB design - Experience with current and voltage sensing ICs - Kno...
I'm looking for an experienced individual who can proficiently integrate a 20V LED strip and a 12V pump into a singular circuit for my hydroponics setup. The key functions required for my hydroponics system include: am building a small, table top hydroponic system for use in a home. This circuit will require timed controls of an LED grow light and water pump ( + inputs from buttons in the future). The components I am using are: LED grow strip: rated at 20v, 350mA DC Water pump: 12v, 5W DC Timed controls: Arduino Uno (5min on/55min off Pump, 16h on/8h off LED) I have built a simple circuit for timed controls of the water pump. This comprises of 12DC input from a constant voltage (12v, 30W) plug and IRF520 MOSFET module for control of the water pump. The Ar...
I'm looking for an experienced individual who can proficiently integrate a 20V LED strip and a 12V pump into a singular circuit for my hydroponics setup. The key functions required for my hydroponics system include: am building a small, table top hydroponic system for use in a home. This circuit will require timed controls of an LED grow light and water pump ( + inputs from buttons in the future). The components I am using are: LED grow strip: rated at 20v, 350mA DC Water pump: 12v, 5W DC Timed controls: Arduino Uno (5min on/55min off Pump, 16h on/8h off LED) I have built a simple circuit for timed controls of the water pump. This comprises of 12DC input from a constant voltage (12v, 30W) plug and IRF520 MOSFET module for control of the water pump. The Ar...
...much power. The circuit is used to protect a lipo battery from overvoltage, if the charging voltage goes above 4.2V then the battery should be disconnected until the voltage drops below 4.2V. The existing circuit operates by using a comparator to compare a reference voltage to the battery voltage and using a PMOS switch to disconnect if required. There are a number of key criteria that must be achieved and are non-negotiable. - The passive current of the total circuit should be as small as possible <50uA, currently over 1mA - The design needs to be triplicated (see schematic) - The three circuits must be completely independent of each other, not share components - The components must be rated for 12V and over, otherwise they can't be used - ...
...connected devices, allowing users to adjust settings like LED light intensity and fan speed. - Incorporate notification systems for room conditions, warnings, and government-pushed alerts. - Enable management of Wi-Fi-connected smart devices through the UI. - Integrate alarm setting functionality for added convenience. - Provide insights into the health of the system, including Wi-Fi status, input voltage, current, and system temperature. - Utilize Redis as an in-memory database for Raspberry PI OS and flat file storage for Windows, ensuring data persistence and efficient operation. - Ensure maintainability with well-documented code and a modular design that facilitates future updates and enhancements. - Prioritize usability, creating an intuitive interface suitable for a diverse...
