Sn75240 circuit pcb jobs
Replace ESP32 with STM32G030C8T6, adding protection, debugging, and programming circuits. Remove IO expander and RTC IC; use STM32’s internal RTC with CR2032 battery and crystal. Add optocouplers for UART isolation and RS232 printer TX. Update RTD circuit with constant current source, ensuring noise reduction, CMRR. Other analog section improvements than RTD for noise and CMRR. Redesign PCB for single-side SMD assembly. Select compact, reliable, cost-effective optocouplers.
Replace ESP32 with STM32G030C8T6, adding protection, debugging, and programming circuits. Remove IO expander and RTC IC; use STM32’s internal RTC with CR2032 battery and crystal. Add optocouplers for UART isolation and RS232 printer TX. Update RTD circuit with constant current source, ensuring noise reduction, CMRR. Improvement in other analog section apart from RTD for noise and CMRR. Redesign PCB for single-side SMD assembly. Select compact, reliable, cost-effective optocouplers.
I need an expert to design and program an integrated circuit (IC) for a consumer electronic device, specifically focused on power management. Ideal candidates for this project should have: - Expertise in IC design and programming - Experience working with consumer electronics - Proven track record in power management IC design
I'm in need of a professional PCB designer to create a circuit board that will facilitate the connection between two different custom proprietary automotive ECUs. The factory wiring harness needs to mate to a factory connector on a PCB that then also accepts the approximately 120 connections from the aftermarket ECU. The desired end state is that the PCB allows those wiring connections to occur with 100% functionality of the onboard digital and analog sensors, as well as all other factory components in the wiring harness. Key Requirements: - The PCB should be capable of voltage regulation, as the systems operate at different voltage levels (12V and 5V). There will be hard line connection from the factory wiring harness. There will be a connection po...
...created and you’ll be required to plan and design/improvise it, create schematics for pcb components bom etc which are available/accessible on common/popular platforms for fabrication and assembly. You’ll also be required to check and fix any issues on the designed unit ensuring a compliant final product. Need someone experienced in prototyping and designing, spl related to medical device.. Need to build a reproduce-able mvp in med tech category, we have initial unrefined version. Need to sign nda before sharing any in depth details. Key Features: - Low Power Consumption: The device will be used in various settings and the PCB should be designed to optimize battery life. - Wireless Connectivity: The PCB needs to facilitate reliable wireless connecti...
...experience in: ✅ Hardware: Camera modules, display panels, circuit board design, power management ✅ Software: AI image recognition, real-time processing, embedded systems programming ✅ Integration: Combining hardware & software for seamless real-time performance Project Scope: -Assist in developing a working prototype -Recommend and source appropriate hardware components -Build AI-driven software for real-time data processing -Ensure smooth integration of hardware and software -Optimize for low latency, high accuracy, and real-time performance Preferred Skills: -Experience with computer vision (OpenCV, TensorFlow, YOLO, etc.) -Proficiency in Python, C++, or embedded programming -Knowledge of Raspberry Pi, Jetson Nano, or custom PCB design -Prior experience working ...
...can be provided/selected after discussion. Another option is to create a new PCB using the necessary parts. Software development: - Develop software for real-time data streaming that combines accurate GPS position, 3D gyro angles, distance to target, and video stream from the selected camera. - Implement necessary software to overlay the above video stream to an existing software’s 2D/3D output (in QT). - Incorporate real-time recording and playback of the data stream. - Enable real-time positioning on recorded data when in the specific GPS position and maneuvering within a virtual 3D horizon. Further instructions will be given. Platform: QT Technical requirements: - High level experience in hardware and PCB design in order to incorporate all the necessary mod...
...network: 45 to 55 volts - Efficiency > 90 % - Lighter than 3 kg - Smaller than 300 x 300 x 150 mm c) General minimum requirements - Designed for 300 days of use per year and 12 hours of use per day. - Communication and discussion with the client as to why something is not smaller, lighter, better - Telephone contact and exchange - A visit to the Hamburg/Lübeck/Kiel region in northern Germany - Circuit diagram - Parts list and component order list - All the files in common formats for production - Estimated price - Functional prototype without housing (we can manufacture housing) - Drawing or sketch for housing - You need a business address - We conclude a contract 2. Desired requirements a) Desired requirements for voltage converters 1 - As portable as a crate of beer (20...
I'm in need of a modern logo for a workshop. The logo should incorporate themes of circuit hardware and cybersecurity, reflecting the focus of the workshop. The workshop name is: PHISIC – a Hardware Security workshop
Develop custom firmware for STM32 to interface with 4 EM4095 RFID modules. Optimize PCB layout and antenna design to improve power efficiency and RFID range. Implement error handling, data filtering, and power management features. Provide source code, schematics, and performance validation.
I'm in need of a modern logo for my workshop. The logo should incorporate themes of circuit hardware and cybersecurity, reflecting the focus of the workshop. The workshop name is: PHISIC – a Hardware Security workshop
As a manufacturer of access control devices, we're in search of a PCB designer with a strong general PCB design expertise and significant mentoring and supervisory experience. Your role will encompass both designing and reviewing PCBs, as well as training and guiding our in-house team. This position will require regular meetings and progress reviews with our team. Key Responsibilities: - Designing new PCBs for our access control devices - Reviewing and improving our existing designs - Training and mentoring our in-house team Ideal Skills and Experience: - Extensive general PCB design expertise - Proven mentoring and supervisory experience - Familiarity with access control devices would be beneficial but not essential. We look forward to your bid.
I need an expert in circuit design and programming for the ESP32. The project involves creating a circuit with more than 8 channels capable of outputting both DC and AC power. Key parameters - Layers - 2 layers PCB - dimension - less than 100mm x 100mm Key design deliverable - Schematic Design - Component selection to support schematic (Parts must be available in JLCPCB Stock-onhand) - PCB design - Component placements - gerber File - Simulation (This is a must and non-negotiable) Key Requirements: Input Below are the only two type of input this board will receive. If both are connected AC will take the priority. - Single AC input (210-230V) screw in - or DC 24-48V Screw in / Dupont Connector (female) / USB connector Output Board ...
I'm in need of a skilled designer who can craft an aluminium-based LED MCPCB tailored for decorative lighting. Key Requir...skilled designer who can craft an aluminium-based LED MCPCB tailored for decorative lighting. Key Requirements: - Design should be suitable for 24v DC power rating - Understanding of decorative lighting specifications - integrated DMX512 protocol - Proficiency in designing aluminium-based MCPCBs - Experience with low to medium power applications preferred Ideal Skills: - Strong background in PCB design - Familiarity with LED technology - Prior experience in designing for the decorative lighting sector The successful candidate will be able to deliver a design that is both functional and aesthetically pleasing, meeting the needs of the decorative lig...
I am seeking an experienced IoT consultant based in India who specializes in Hardware Design. The focus of this project is on MVP creation ready for mass production along with all relevant regulatory framework eligibility. We’ll share with you the requirements of the device and how the prototype was created and you’ll be required to plan and design/improvise it, create schematics for pcb components bom etc which are available/accessible on common/popular platforms for fabrication and assembly. You’ll also be required to check and fix any issues on the designed unit ensuring a compliant final product. Need someone experienced in prototyping and designing, spl related to medical device.. Need to build a reproduce-able mvp in med tech category, we have initial unref...
I'm in need of a medium-sized (4 to 6 square inches) circuit board for prototyping purposes. The board will need to accommodate mixed signal components, so experience with these types of components is crucial. Your expertise in consumer electronics and industrial applications will be a plus, as I aim to create a versatile board that can cater to both fields. The ideal candidate will have a solid background in circuit board design and prototyping, with a keen understanding of both analog and digital components.
Develop custom firmware for STM32 to interface with 4 EM4095 RFID modules and main board. Optimize PCB layout and antenna design to improve power efficiency and RFID range. Implement error handling, data filtering, and power management features. Provide source code, schematics, and performance validation.
I'm in need of an experienced electronics designer who can take a simple diagram/circuit consisting of 10 components (mainly resistors and capacitors) and translate it into a schematic suitable for placement on a breadboard. Key Requirements: - Ability to interpret a circuit diagram accurately - Proficiency in creating clear, easy-to-follow schematics - Experience with breadboard design The schematic doesn't need to be hand-drawn or software-generated, but it should be clear enough for practical use. There's no need for annotations or notes on the schematic. Your final product should enable me to successfully set up the circuit on a breadboard.
I need an experienced professional to design and program an integrated circuit (IC) for a consumer electronic device. The primary function of this IC will be power management. Ideal candidates for this project should have: - Expertise in IC design and programming - Experience working with consumer electronics - Proven track record in power management IC design Please note, specific power requirements have not been defined yet. Therefore, flexibility and adaptability will be key in this role.
I'm looking for an experienced PCB designer to help design a multi-layer PCB for a consumer electronics device. Key Requirements: - Design a multi-layer PCB that is compact and efficient, suitable for consumer electronics. - Ensure the PCB includes effective power management features. - Experience in designing PCBs for consumer electronics is a plus. - High attention to detail and ability to meet deadlines is crucial.
...seeking an expert in numerical simulation and circuit design for Tunneling Field-Effect Transistors (TFETs). Key Requirements: - Develop a comprehensive compact model for TFET capacitance that includes parasitic, inversion, and gate-drain capacitances (Cgd). - This model should be calibrated with Computer-Aided Design (CAD) data to enhance its accuracy. - Investigate the influence of drain design and gate length on gate–drain capacitance (Cgd). - Propose and explore strategies to minimize switching delays in TFET-based circuits. Ideal Skills: - Profound knowledge and experience in TFETs vs MOSFETs gate capacitance partitioning. - Proficiency in model development and numerical simulations. - Familiarity with CAD data and its application in circuit design. - Innovat...
I'm seeking a skilled professional to assist with integrating a micro needle patch with PCBs and biosensors. This project primarily focuses on medical diagnostics. Key Requirements: - Expertise in PCB design and integration - Experience working with biosensors - Proficient in developing systems for data transmission to cloud storage The objective is to create a system where the data collected by the biosensors is seamlessly sent to a cloud storage for further analysis. Please reach out if you have the relevant skills and experience. The project is currently in the conceptual stage. The project is expected to be completed in less than 3 months. The system should utilize wireless methods for data transmission. The system should ensure high accuracy for the biosensor readings....
I'm seeking a skilled professional with extensive experience in designing mechanical components and circuit boards using Autocad. The primary focus will be on creating hardware for consumer electronics. Ideal Skills: - Expertise in Autocad for designing mechanical components - Proficient in designing circuit boards - Experience in creating hardware for consumer electronics - Knowledge of consumer electronics trends and requirements - Strong understanding of mechanical components
I am currently developing a...made some progress on this project and need assistance with the next steps. Current Development: I have created the PCB design using DipTrace, but it currently lacks an antenna that supports GSM and GPS functionality. The components I have used include the A9G chip for GSM/GPS functions and the STM32 chip for the main processing tasks. Requirements: - Design and integrate an embedded PCB antenna onto the smartwatch PCB. - Improve the PCB design for better signal integrity, functionality, and performance. Ideal Skills and Experience: - Proficient with DipTrace and PCB design. - Experience with designing embedded antennas. - Strong understanding of signal integrity and PCB optimization. - Familiarity with GSM and GP...
I'm seeking an expert in circuit board design for a radio intended for industrial equipment. The circuit board should incorporate wireless connectivity and sensor integration. Key Requirements: - Design a circuit board tailored for industrial-grade radio - Incorporate wireless connectivity - Integrate sensors into the design Ideal Skills and Experience: - Proven experience in circuit board design, particularly for industrial applications - Strong background in wireless connectivity and sensor integration - Ability to deliver a robust and reliable design suitable for industrial use
...have deep expertise in Keysight ADS software and be able to guide learners through RF/microwave circuit design, simulation, and analysis. Requirements: ✔️ Strong expertise in Keysight Advanced Design System (ADS) ✔️ Ability to train from beginner to advanced levels ✔️ Hands-on training with practical examples and real-world applications ✔️ Experience in RF/microwave circuit design, PCB layout, EM simulation, and system analysis ✔️ Strong communication and teaching skills Training Scope: ✅ Introduction to ADS & UI navigation ✅ Schematic design & simulation ✅ Linear & Nonlinear circuit simulation ✅ Harmonic balance & transient analysis ✅ EM simulation (Momentum & FEM techniques) ✅ RF system design & PCB layout design ✅ Optimizat...
I'm looking for a professional with extensive experience in designing new PCBs. The ideal candidate should have: - Proven experience in PCB design - Proficiency in PCB design software - Knowledge of electronic components - Ability to work with minimal supervision - Excellent problem-solving skills Please note that the application of the PCB and its complexity are yet to be determined, so flexibility and a broad skill set would be a significant advantage.
...re-design a simple small PCB for a prototype toy product. I previously posted this project on Freelancer and the awarded freelancer failed to produce a working design, over complicated it and cost me a lot of money to produce something that did not work. IMPORTANT - the project milestone payment will only be released AFTER a prototype is produced by JLCPCB and confirmed the be working. Therefore please factor this into your project timeline. About the Project: A low-profile USB 2 Type A memory stick is being incorporated into a prototype toy product. It requires a really simple small PCB consisting of: - USB-C socket connector - USB 2 Type A connector - 6 pin edge connector The low-profile memory still will connect to the onboard USB 2 Type 2 socket. The whole PC...
I'm looking for a PCB designer who can take my schematic diagram and convert it into a Gerber file. The project is focused on a small, mixed-signal consumer electronics PCB, and the final product will need to fit within a size of less than 10cm x 10cm. Ideal Skills and Experience: - Proficiency in PCB design software - Experience with mixed-signal components - Prior work in designing PCBs for consumer electronics - Ability to generate Gerber files from schematic diagrams - Understanding of small form factor design constraints
...including websites, books, academic papers, forums, and real-world applications. Areas of learning must include (but are not limited to): Hacking & Cybersecurity: Ethical hacking, penetration testing, security exploits, encryption, and counter-attacks. Programming & Development: Python, Perl, .NET, C, C++, C#, Java, PHP, JavaScript, and more. Electronics & Hardware Engineering: IoT, embedded systems, circuit design, and hardware hacking. Science & Technology: AI research, quantum computing, biotechnology, robotics, and space technology. History & Intelligence: Historical analysis, military strategies, geopolitics, and intelligence operations. Online Business & Finance: Passive income strategies, gambling algorithms, high-risk investments, cryptocurrency t...
I'm looking for an experienced PCB designer to create a PCB for an ATmega328 microcontroller. This project is aimed at prototyping, so the design should be robust and reliable. Key Requirements: - Incorporation of Power Regulation Circuitry: The PCB should have an efficient power regulation system to ensure stable operation of the microcontroller and connected components. - Inclusion of Input/Output Headers: The design should feature multiple I/O headers to facilitate easy connection to various peripherals during the prototyping phase. Ideal Skills: - Proficiency in PCB design software (e.g., Altium Designer, Eagle, KiCad). - Strong understanding of microcontroller circuitry, particularly with ATmega328. - Experience in designing PCBs for prototyping purp...
Hi, We are Remicorp SRL, and we are developing an innovative system for livestock monitoring and tracking using LoRaWAN technology. We have a clear idea and defined requirements for the product, but we need support with the prototype design in Cadence. We are looking for someone with experience in PCB design, LoRaWAN hardware integration, and low-power optimization to help us bring our solution to life in a functional design. If you're interested, we’d love to schedule a call to discuss the details and explore how we can collaborate. Looking forward to your response!
...simulating DDR4, PCIe Gen6 and 25Gbps streams in both Allegro and Altium. Key Requirements: - Expertise in high-speed interface simulations, particularly DDR4, PCIe Gen6, and 25Gbps streams - Proficiency in both Allegro and Altium software - Strong focus on accuracy of signal integrity - Experience with signal integrity analysis tools like HFSS, Keysight ADS, or SIwave - Deep understanding of PCB layout techniques for high-speed digital designs - Experience in simulating and mitigating crosstalk in high-speed designs The primary goal of this project is to ensure the accuracy of signal integrity in these high-speed simulations. Please provide your experience and any relevant project samples in your bid. The expected duration for this project is less than 1 month. Th...
A transformer is required which transforms from 1000 V DC down to 48 V DC. Minimum requirements - Transfor...- Transform 1000 V DC to 48 V DC. - 7 kW output in the 48 V DC network (approx. 146 amps) - Fluctuations in the 48 V DC network: 45 to 55 volts - Designed for 300 days of use per year and 12 hours of use per day. - Efficiency > 90 % - Lighter 3 kg - Smaller than 300 x 300 x 150 mm - Communication and discussion with the client as to why something smaller, lighter and better is not possible - Circuit diagram - Parts list and component order list - Estimated price Desired requirements - Efficiency > 97 % - Fluctuations in the 48 V DC grid: 47 to 51 volts - Lighter than 2 kg - Smaller than 180 x 180 x 100 mm - XT90 plug connection - 10 kW output in the 48 V DC grid (a...
I'm in need of a seasoned RTL design engineer who can help me develop a new digital circuit, specifically an ASIC. Your expertise will be pivotal in the engineering of this small lab project. Key Responsibilities: - Design and create a new digital circuit at the RTL level. - Implement and optimize this design for an ASIC. - Ensure the design meets specified requirements and constraints. Ideal Skills and Experience: - Proficient in digital circuit design, specifically for ASICs. - Extensive experience with RTL design. - Strong problem-solving skills to overcome design challenges. - Ability to work collaboratively on a small lab project.
Client requires a comprehensive CAD design in a 3d printable format. the design will be an enclosure for an Adafruit feather M0 with a rechargeable battery and a few other conponents. the design should be approx 60mm x 60mm x 60mm
...Reduction Impact of drain doping profile and gate length (Lg) on capacitance values. Techniques to minimize Miller capacitance (Cgd) for faster switching. --- Expected Performance Goals: Accurate capacitance model for TFETs validated against TCAD simulations. Reduction in parasitic capacitances (Cgd, Cgs) for improved switching speed. Optimization of drain doping and gate length to enhance circuit performance. --- Scope of Work: 1. TCAD-based Simulations: Extract capacitance components and analyze their behavior. Implement parasitic and inversion capacitance models. 2. Model Development & Calibration: Build a compact analytical model for TFET capacitance. Validate the model using simulation and experimental data. 3. Performance Optimization & Rep...
...correctly interpret it. Minimal Processing Since advanced signal analysis is not required, the software should focus on rapid and efficient data acquisition and transmission, minimizing the delay between data reading and transmission. Code Comments All comments in the source code must be written in English. Deliverables Hardware Design Schematics and PCB layout files for the device. A Bill of Materials (BOM) listing all required components, including the microcontroller (e.g., STM32H), the piezoelectric sensor, the power module, and the FTDI chip. Firmware Complete source code for the microcontroller firmware, including: Initialization and data acquisition from the ADC. Initializ...
I am currently pursuing a PhD in Electrical Engineering with a focus on automotive engineering, specifically on C-V2X (Cellular Vehicle-to-Everything). I am seeking a freelancer who can assist me with various aspects of my research. Ideal s...focus on automotive engineering, specifically on C-V2X (Cellular Vehicle-to-Everything). I am seeking a freelancer who can assist me with various aspects of my research. Ideal skills and experience for the job: - Extensive knowledge and experience in Electrical Engineering, particularly in automotive engineering. - Proficient in understanding and researching C-V2X technology. - Experience with circuit design and simulation, power systems analysis, and signal processing. - Strong analytical skills and ability to work with complex engineering...
I am looking for a freelancer to design a custom PCB that integrates an Arduino Nano, an L293D motor driver, and connectivity for additional components like servo motors, an ultrasonic sensor, and infrared sensors. The PCB should be compact, efficient, and optimized for easy assembly. SAMPLE layout design attached ( resistor, capacitor and voltage controllers to be added as required ) Project Requirements: Microcontroller: Arduino Nano (ATmega328P) Motor Driver: L293D (Dual H-Bridge) for controlling two DC motors Servo Motor Control: Two male header pins for connecting two servo motors Powered by 5V from the Arduino or external power Sensor Connectivity: One female header (4 pins) for an ultrasonic sensor (HC-SR04) Two male header pins for IR sensors (typically 3-pin each:...
...mejorada con ese detalle incluido: Title: RF Engineer Needed for Circuit Verification and Gerber Conversion in AWR Microwave Studio Hello, We are looking for an RF engineer to help us verify and validate our circuit before converting it to Gerber format for PCB fabrication. Our design is built in AWR Microwave Studio, so we need someone experienced with this software. The circuit operates at 2.4 GHz, performs impedance matching and harmonic filtering, and ultimately powers an LED. We have already configured the LED activation, but we need an expert to review the design, ensure everything works as intended, and assist in converting it to Gerber format within AWR. If you have experience with AWR Microwave Studio, RF circuit validation, and Gerber co...
...for designing a circuit board tailored for consumer electronics. This board will be specifically involved in signal processing, handling data signals. Ideal Skills: - Extensive experience in circuit board design - Expertise in Pic chip processing - Familiarity with micro circuit boards - Proficiency in handling circuit boards for data signals from Pic We had a board that had the effect we are interested in, but we ran out. We are making new stock and we want to modify a few things about it. I have attached an image of our out of stock board. We have the code already, it's in Arduino C but need to be coded to the pic we select. We are looking Pic12F675 at but are open to your suggestions. We need 3 outputs to LEDs with special effects and 1 output...
I'm in need of a professional PCB designer to create a single-layer PCB tailored for the oil and gas industry, specifically wireline. The primary focus of this job will be ensuring the design can withstand high temperature operation. We already have proven designs that work great in low temperature environments (250F-350F). I am looking for someone who can take the designs we already have and update them to withstand high temperatures (500F+) Ideal Skills and Experience: - Proven experience in PCB design, specifically single-layer PCBs. - Prior work with PCBs for the wireline industry is highly desirable. - Strong understanding of high temperature operation requirements and how to design for them. - Able to deliver designs that meet industry standards for durabil...
I'm seeking a professional circuit designer to develop a circuit and circuit board for a Tractor Blade leveler. The circuit must control position adjustments using an accelerometer, powered by a 21V battery. Key Requirements: - Design a circuit board and case for the circuit - Incorporate an accelerometer for position adjustment - Output mechanism to be an indicator of lamps or a mobile phone display - Ensure design is robust and suitable for use on a tractor - Ensure the circuit is enclosed in a waterproof casing to protect it from harsh environmental conditions. - Optimize the circuit for low power consumption to extend the battery life. - Add LED indicators to display the operational status and troubleshooting alerts. Ideal...
I'm seeking an experienced embedded circuit programmer to develop a microcontroller-based system for interfacing with motion sensors. Key Requirements: - Develop a microcontroller-based system. - Integrate with motion sensors. - Experience in sensor interfacing is crucial. - Knowledge of embedded programming is essential. - Ability to process sensor data in real time. An understanding of how to effectively program, interface and communicate with motion sensors is vital for the success of this project. The system should be developed using Arduino as the microcontroller platform.
Description: We are looking for a skilled hardware developer to create a specialized hardware module featuring two cameras: one Infrared (IR) camera and one RGB camera. The primary goal of this module is to enable face recognition functionalities. Requirements: Develop a hardware module that supports USB connectivity for seamless integration with Android devices. The module must utilize Android's USB Video Class (UVC) to allow live streaming and camera feed from both IR and RGB cameras. Candidates may either reverse engineer a standard camera module or design a new module from scratch to meet the project specifications. Goal: The end objective is to effectively capture live streams from both the IR and RGB cameras for face recognition applications. If you have the expertise and c...
