All Sections: Raspberry Pi

1. Digital AC energy measurement circuit V2 RMS voltage, RMS current, real power, power factor, energy kWh
   Hesam Moshiri
   Circuits STMicroelectronics STM32G030F6
   .. 78L05 regulator. U1 is the HLK-PM01 AC to DC conversion module that converts 220 V-AC to 5 V-DC. C5, L1, and C6 create a Pi network to reduce the noise. REG2 is the SPX3819M5 regulator to prepare a 3.3 V supply rail. C7 stabilizes the output ...
   Aug 27, 2026

2. Now and then: minicomputers
   William Wong
   Articles
   .. was replaced by more compact microcontroller- and microprocessor-based solutions. Today, we have platforms like the Raspberry Pi and systems such as Sfera Labs' Iona Pi Max based on a Raspberry Pi Compute Module and ...
   Jul 27, 2026
3. Viman Liviu Marin
   Authors
   .. of data acquisition systems, automotive embedded, electronic design automation and PCB designing, according with SI, PI, CT and EMC standards, for system embedded, data acquisition systems, power electronics and RF. He is a member of the ...
   Apr 29, 2026
4. Give bare-metal multicore processing a try
   Damian Bonicatto Phoenix Bonicatto
   Articles Raspberry Pi RP2040
   .. by CoPilot per author instructions. The author subsequently only made minor modifications. Materials on the topic Datasheet Raspberry Pi RP2040
   Apr 17, 2026
5. How to build a 1000 W ZVS induction heater using a resonant RLC circuit
   Boris Landoni
   Circuits Inchange Semiconductor IRFP260N
   .. Recovery Time) around 400 ns. The peak voltage (V PK ) in a ZVS switching circuit is calculated as: V PK = V SUP × π, where V SUP is the supply voltage. Since the supply voltage is limited to 48 V DC, the maximum drain-source voltage ...
   Apr 15, 2026
6. Ultrasonic range finder with RP2040-Zero & LVGL GUI
   Hesam Moshiri
   Circuits Waveshare Electronics RP2040-ZERO
   .. of the ultrasonic range finder. RP2040 Zero The Waveshare RP2040 Zero is a compact development board built around the Raspberry Pi RP2040 microcontroller. Designed to balance performance and size, it is well-suited for embedded ...
   Mar 19, 2026
7. RP2040-Zero — Datasheet Waveshare Electronics
   Datasheets Waveshare Electronics RP2040-Zero
   

   .. high-performance Pico-like MCU board based on Raspberry Pi microcontroller RP2040
   Mar 19, 2026
8. Transformerless 85-260VAC to 12VDC-0.2A power supply
   Hesam Moshiri
   Circuits Diodes AL17150
   .. BR1 is the MB10F bridge rectifier, fulfilling the initial stage of AC-to-DC conversion. C1, L1, and C2 build a low-pass Pi filter to reduce the input noise and ripple. IC1 is the AL17150 chip and R2 and R3 are feedback resistors. C5 reduces ...
   Feb 12, 2026
9. Circuit improves on bias for GaAs FETs
   Tom Roberts
   Circuits Analog Devices LT1085
   .. or MMIC has 0 V on the gate and 1.25 on the drain can result in damage to the device. For example, M/A-Com's MAAM26100-PI MMIC power amplifier requires 8 V for V DD and 5 V for V GG . With 1.25 V on V DD and 0 V on V GG , the MMIC draws ...
   Dec 3, 2025
10. PI7C9X762Q2ZHEX — Datasheet Diodes
    Datasheets Diodes PI7C9X762Q2ZHEX
    

    Automotive I2C-Bus/SPI to UART Bridge Controller with 64 Bytes of TX/RX FIFOs The PI7C9X762Q is a I2C-bus/SPI to a dual-channel high per­formance UART bridge controller. It offers data rates up to 33Mbps and guarantees low operating and sleeping ...
    Oct 22, 2025

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