• ESPRSSO32 Smart Scale AI Auto Layout [Example]

    ESPRSSO32 Smart Scale AI Auto Layout [Example]

    Project Description: ESPRSSO32 Smart Scale AI Auto Layout Design This project demonstrates a next-generation smart scale system that leverages the power of the ESP32-C3 microcontroller to perform real-time weight measurement, data processing, and local AI inference. The design integrates a precision analog front-end featuring a 24-bit ADC (NAU7802SGI) and load cell interface for highly accurate weight sensing. Robust power management is achieved by combining low-dropout regulators (NCP176BMX330TCG) with a high-efficiency buck converter (TPS62130ARGTR) to enable reliable battery operation and long-term performance. Key system features include: - Precision Measurement: Advanced signal conditioning and ADC circuitry for converting load cell outputs into accurate digital weight measurements. - Onboard AI Processing: Utilizing the ESP32-C3 microcontroller’s computing capabilities to run embedded machine learning algorithms for advanced data analysis and user interfacing. - Multiple Connectivity Options: Onboard support for I2C, SPI, and USB-C interfaces, facilitating sensor communications, data logging, and firmware updates. - Compact, High-Density Layout: Optimized PCB layout that prioritizes minimal footprint and efficient power distribution, ensuring signal integrity even in a battery-powered environment. - Robust Power Management: Dual regulation schemes ensure precise voltage levels, reduce noise interference, and improve transient response, making the design suitable for portable, low-power applications. - Enhanced System Integration: Careful selection and placement of decoupling capacitors, grounding networks, and EMI filtering components provide stability and reliability in real-world operating conditions. This design is ideal for developing smart, connected weighing devices that can integrate into IoT ecosystems and support advanced analytical features—all within a compact form factor optimized for both manufacturability and performance. #SmartScale #ESP32 #AIIntegration #IoTDevices #WeightMeasurement #Precision #EmbeddedML #PowerManagement #Connectivity #DataProcessing

    natarius

    8 hours ago

    7 Comments


  • PGA300ARHHR Reference Design

    PGA300ARHHR Reference Design

    This project is a reference design utilizing Texas Instruments' PGA300ARHHR, a precision analog and digital IC, for signal processing. The circuit also includes a Diodes Incorporated's FZT603QTA Transistor, passive components like resistors and capacitors, and connectors from JST Sales America Inc. #project #referenceDesign #industrialsensing #texas-instruments #template #reference-design

    vasyl

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    jharwinbarrozo

    3 months ago

    3 Comments


  • MMBFJ177

    MMBFJ177

    The J175, J176, MMBFJ175, MMBFJ176, and MMBFJ177 are a series of P-Channel switches designed and manufactured by onsemi™, suitable for low-level analog switching, sample-and-hold circuits, and chopper-stabilized amplifiers. These components are sourced from process 88, indicating a specific manufacturing technique employed by onsemi™ to ensure consistent performance and reliability. The devices are offered in both TO-92 and SOT-23 packages, catering to a variety of mounting preferences and application requirements. They are characterized by their ability to handle a drain-gate voltage of -30V, a gate-source voltage of 30V, and a forward gate current of 50 mA. Operating and storage junction temperature ranges are specified from -55 to +150°C, ensuring robustness across a wide range of environmental conditions. With features like low on-resistance and high transconductance, these components are optimized for efficient signal modulation and minimal power loss, making them highly suitable for precision applications in analog signal processing.

    danielh1

    6 months ago

    1 Comment


  • HX711

    HX711

    Based on Avia Semiconductor’s patented technology, HX711 is a precision 24-bit analog-to-digital converter (ADC) designed for weigh scales and industrial control applications to interface directly with a bridge sensor.

    cygnus97

    6 months ago

    17 Comments


  • ADA4084-2ARZ

    ADA4084-2ARZ

    The ADA4084-1, ADA4084-2, and ADA4084-4, manufactured by Analog Devices, Inc., are a series of low-power, rail-to-rail input/output operational amplifiers designed to operate from a single supply voltage ranging from +3 V to +30 V (or ±1.5 V to ±15 V). These amplifiers are characterized by their low noise performance (3.9 nV/√Hz at 1 kHz typical), low offset voltage (100 uV maximum for the SOIC package), and low power consumption (0.625 mA typical per amplifier at +15 V). With a gain bandwidth product of 15.9 MHz and a slew rate of 4.6 V/μs typical, these amplifiers are suitable for a broad range of applications, including battery-powered instrumentation, high-side and low-side sensing, power supply control and protection, and telecommunications among others. The ADA4084 series is available in various package options, ensuring flexibility and compatibility for different design requirements. Notably, the long-term drift and temperature hysteresis are meticulously engineered for consistent performance over time and across temperature variations, making these amplifiers robust choices for applications demanding precision and stability.

    kriticalm4ss

    a year ago


  • ADS1115 16-Bit ADC-Sublayout

    ADS1115 16-Bit ADC-Sublayout

    For microcontrollers without an analog-to-digital converter or when you want a higher-precision ADC, the ADS1115 provides 16-bit precision at 860 samples/second over I2C. The chip can be configured as 4 single-ended input channels, or two differential channels.

    moxley02

    3 years ago

    1 Comment