Blog
-
AD7400AYRWZ Isolated Sigma-Delta Modulator
AD7400AYRWZ OverviewAD7400AYRWZ is an isolated second-order Σ-Δ modulator in the AD7400A series from Analog Devices (ADI). It uses ADI’s proprietary iCoupler digital isolation technology to convert an...
-
AC-DC 225W Power Module Guide
The MP-H225SXX-PS series is a 225W AC/DC open-frame switching power supply designed for medical and industrial applications. It complies with EN60601-1 medical safety standards and offers 3000VAC inpu...
-
STM32H533RET6 Guide: Cortex-M33 at 250 MHz, LQFP-64, and How to Select the Right MCU for Secure Industrial IoT
The STM32H533RET6 is a high-performance 32-bit microcontroller from STMicroelectronics’ STM32H5 series, built on the Arm Cortex-M33 core with TrustZone and a single-precision FPU, running at up to 250...
-
What Is a Diode in Electronic Circuits? Functions, Selection Parameters, Types & Sourcing
A diode is a two-terminal semiconductor component that lets current flow in only one direction and blocks it in reverse. That single property makes it the most fundamental building block in electronic...
-
The Bus Servo Adapter (A) Guide: UART & USB Control, ST/SC Series Compatibility, and How to Drive 253 Servos from Raspberry Pi, ESP32, or PC
What the Bus Servo Adapter (A) isThe Bus Servo Adapter (A) is a compact serial bus servo driver board from Waveshare that integrates servo power supply and control circuitry into a 42 x 33 mm footprin...
-
AVR Supply Disruptions and MCU Sourcing Risk: A Practical Guide to MCU Selection and Replacement
IntroductionThe supply disruptions and price increases seen across some AVR microcontroller models have left hardware teams with an important lesson: an MCU should not be treated as just another line ...
-
1602A LCD Module Guide: I2C Interface, Blue vs Yellow-Green Displays
If you are picking a character display for a new embedded or IoT design, the first question is not “which screen looks best on a breadboard” — it is “what does this display actually have to survive.” ...
-
How to Choose a Microcontroller: Popular MCU Models, Selection Guide, Replacement and BOM Sourcing
Choosing the right microcontroller is one of the most important decisions in embedded hardware development. The microcontroller directly affects system performance, power consumption, peripheral funct...
-
The AC-DC 350W Power Supply Module Guide: 12V/24V/48V Open-Frame Design, Wide Input, and How to Select for Industrial Applications
If you are selecting an AC-DC power supply for a new industrial or embedded design, the first question is not “which wattage is highest” — it is “what does this power supply actually have to survive.”...
-
ESP32-S3 Development Board Guide
If you are picking an ESP32 for a new AIoT or edge computing design, the first question is not “which dev board has the most flash” — it is “what does this board actually have to do in the field.” A s...
-
The Rockchip RK3588S SBC Guide: Firefly ROC-RK3588S-PC, Linux Support, and What to Check Before You Design In
What the RK3588S is, in one paragraphThe Rockchip RK3588S is an 8nm octa-core SoC: four Cortex-A76 cores at up to 2.4 GHz and four Cortex-A55 cores at 1.8 GHz, paired with an ARM Mali-G610 MP4 GPU and...
-
BMS PCBA for Lithium Battery Packs: Design, Manufacturing & Supplier Guide
If you're putting together a lithium battery pack, the BMS PCBA is the one board you can't afford to get wrong. It's the circuit assembly that sits between your cells and the outside world...
-
STM32 MCU Selection Guide: Industrial Control vs IoT Applications
If you are picking an STM32 for a new design, the first question is not "which one is best" — it is "what does this board actually have to survive." Industrial control and IoT look...
-
SMT Assembly Process: From Stencil Printing to AOI Inspection
If you are sourcing or building PCBA, the SMT assembly process is where most of your yield — and most of your hidden risk — actually happens. It is not one step; it is a chain, and a board is only as ...
-
What Is a Relay: Types, Applications, and Leading Brands
A relay is the simplest, most reliable way to let a small signal safely switch a big load. If you have ever had a microcontroller turn on a 220V motor, a relay was almost certainly in between. It is a...
-
Why Industrial Automation Is Switching to Domestic Chinese MCU
For years, industrial automation ran almost entirely on imported microcontrollers — ST, NXP, Renesas, TI. That is changing fast. In PLCs, servo drives, HMIs, industrial gateways, and energy-storage BM...
-
SD6835 Offline AC-DC Controller: The VIPER22A Replacement
If you are building or servicing a low-power flyback supply and the VIPER22A is either expensive or hard to get, the SD6835 from Silan Microelectronics is the part most people land on. It does the sam...
-
How to Choose a Microcontroller for Your Project
Choosing the right microcontroller (MCU) is one of the most critical decisions you‘ll make when starting an embedded project. With dozens of options available—from 8-bit AVR chips to 32-bit ARM Cortex...
-
Rockchip RK3399: The Complete Guide to the Hexa-Core Powerhouse Behind Firefly RK3399 Boards and Modules
Rockchip RK3399: Complete Guide to the Hexa-Core ARM Cortex-A72/A53 SoC — Specifications, Firefly RK3399 Boards, RK3399 Modules (SoM), Development Boards Comparison, and Selection Tips for Industrial ...
-
Rockchip RK3328 Processor: The Ultimate Guide to This Powerful Quad-Core 64-bit ARM SoC
The Rockchip RK3328 Processor has remained popular for years because it strikes a sweet balance between performance, power consumption and BOM cost. Many developers choose the RK3328 when they need th...
