➀ Omron launched the G9EJH-1-P-E pre-charge relay, distributed by Rutronik, capable of 100,000+ 800V switching operations with 30A in-rush current and 490 m/s² shock resistance;

➁ The compact 36g relay features low power dissipation (100mΩ contact resistance), operates at -40°C to +85°C, and is PCB-mount with 27x31x30mm dimensions;

➂ Designed for EV chargers, energy storage systems, and solar inverters, it uses a pre-charge mechanism to protect main contacts from high in-rush currents via a limiting resistor.

➀ The article provides a step-by-step guide to building a timer-controlled doorbell using a CD4060 timer IC and a relay, aimed at managing AC power usage efficiently;

➀ It explains the interface between the CD4060, relay components, and AC circuits, along with practical installation tips for the system;

➁ The project targets DIY enthusiasts, electronics students, AC manufacturers, and users seeking energy-saving solutions.

➀ Toshiba developed two high-speed photo relays (TLP3414S and TLP3431S) for semiconductor test equipment, featuring 150μs max switch-on time and compact S-VSON4T packaging (1.45×2×1.3mm);

➁ The TLP3414S supports 32V/250mA with 3Ω max resistance, while the TLP3431S handles 16V/450mA with 1.2Ω max resistance, both offering 500Vrms isolation;

➂ Distributed by Rutronik, these relays use optimized infrared LEDs and photodiode arrays for faster switching while maintaining signal integrity, operating in -40°C to +110°C ranges.

➀ Menlo Microsystems demonstrates a 1,000V/125A MEMS relay module using arrays of MM9200 switches at PCIM 2025, scalable for power systems up to 10MW;

➁ The technology targets naval circuit breakers and applications in factory automation, data centers, EVs, and smart grids;

➂ Claims compact size (30x25x4mm per 10A relay) and efficiency advantages over traditional electromechanical/solid-state relays

➀ The article details an investigation into the safety interlock system of a 1985 Denford Starturn CNC lathe, revealing factory wiring errors and voltage rating issues in components like relays and logic ICs;

➀ Unexpected discoveries include the availability of original 40-year-old connectors from RS Components and a reversed speed control potentiometer due to incorrect factory assembly;

➂ The machine's design evolution is analyzed, highlighting ad-hoc modifications (e.g., external stepper drivers) and safety concerns with mixed mains/logic voltage traces on the PCB.

➀ Microchip Technology has released new BR235 and BR235D series high-reliability power relays designed for military, space, and aviation applications. These relays are hermetically sealed and built to withstand rigorous conditions such as vibration, shock, and extreme temperatures.

➁ The relays feature robust electrical and mechanical endurance, supporting coil voltages from 6–48V DC and 115V AC, with various mounting and terminal options.

➂ Microchip emphasizes long-term supply stability and innovation for critical systems, ensuring reliable performance in demanding environments.

➀ This article presents a smart home automation system that allows users to wirelessly control multiple AC appliances like lights and fans via a web interface hosted on the IndusBoard Coin development board.

➁ The system supports both Wi-Fi Access Point (AP) mode and Station (STA) mode, enabling direct connection or integration into existing home networks.

➂ The solution uses PWM signals for fan speed control and relays for switching appliances, offering scalability up to 30+ GPIO pins for additional devices.

➀ Bosch has developed the HCR 100 high-current relay, capable of switching up to 100 amps, which is essential for controlling modern electrical vehicle systems.

➁ The relay is suitable for various applications including engine management, glow plugs, pre-heating systems, loading ramps, start-stop systems, and heated vehicle windshields.

➂ It is designed to be robust and durable, withstanding harsh conditions such as heat, moisture, and vibration, and is dust-tight according to the IP54 standard.