ASSR-1218-503E Overview
The ASSR-1218-503E is a high-performance solid-state relay designed for industrial automation and precise switching applications. It offers reliable zero-cross switching with a maximum output current of 0.5 A and an input control voltage compatible with 5 V logic. Integrated zero-cross detection ensures low electromagnetic interference and reduced inrush currents, making it ideal for sensitive load control. Its compact 8-pin SOP package optimizes PCB space while delivering robust electrical isolation between input and output. Engineers and sourcing specialists will appreciate its proven durability and consistent switching performance, aligning well with demanding industrial and process control environments. More details are available at IC-fabrikant.
ASSR-1218-503E Technical Specifications
| Parameter | Specificatie |
|---|---|
| Input Control Voltage (VIN) | 4.5 to 5.5 V |
| Type uitvoer | Zero-cross SSR (AC load) |
| Maximum Output Current (IOUT) | 0.5 A |
| Load Voltage Range | 24 to 280 VAC |
| Isolatiespanning | 3750 Vrms (Input to Output) |
| Turn-on Time | 1/2 AC cycle (approx. 8 ms at 60 Hz) |
| Bedrijfstemperatuurbereik | -40 ??C to +100 ??C |
| Type verpakking | 8-pin SOP (Small Outline Package) |
ASSR-1218-503E Key Features
- Integrated zero-cross detection: Ensures switching occurs at the zero voltage point, minimizing electrical noise and inrush current for enhanced load protection.
- Compact 8-pin SOP package: Saves valuable PCB space while maintaining excellent thermal performance for dense industrial circuits.
- High isolation voltage: Provides 3750 Vrms galvanic isolation between input and output, ensuring safety and preventing interference in control systems.
- Consistent output current rating: Supports loads up to 0.5 A, suitable for controlling small to medium AC loads with reliable performance.
ASSR-1218-503E Advantages vs Typical Alternatives
This device offers superior integration of zero-cross switching and isolation compared to traditional electromechanical relays, resulting in reduced noise and longer lifespan. Its compact package and precise control voltage requirements simplify design and enhance reliability. Compared to discrete optocouplers and TRIAC combinations, it reduces component count and improves switching accuracy, making it a preferred choice for efficient, quiet, and durable load switching in challenging industrial environments.
Best verkochte producten
Typische toepassingen
- Industrial automation systems requiring silent and reliable switching of AC loads such as heaters, motors, and solenoids, where low electrical noise and precise control are crucial.
- Process control equipment that demands electrical isolation and consistent switching in harsh environments.
- Home appliances with electronic controls benefiting from compact, noiseless relay operation and enhanced safety features.
- Lighting control systems where zero-cross switching reduces flicker and extends lamp life.
ASSR-1218-503E Brand Info
The ASSR-1218-503E is a product from a leading semiconductor manufacturer specializing in solid-state relays designed for industrial and consumer electronics. This relay family is known for its robust isolation, compact packaging, and reliable zero-cross switching technology. Tailored for engineers and sourcing professionals, the product line emphasizes ease of integration, compliance with industrial standards, and consistent performance across demanding applications.
FAQ
What is the input control voltage range for the ASSR-1218-503E?
The control input voltage range is specified between 4.5 V and 5.5 V, compatible with standard 5 V logic levels, simplifying interface with microcontrollers and industrial control circuits.
Uitgelichte producten
"Koop MAX9312ECJ+ Precisie-spanningsvergelijker in DIP-pakket voor betrouwbare prestaties"
0339-671-TLM-E Model - TLM-E pakket met hoge prestaties voor verbeterde functionaliteit
1-1415898-4 Connector Housing, Electrical Wire-to-Board, Receptacle, Packaged
1-1462039-7 Electrical Connector, PCB Mount, Through-Hole, 2-Pin Header Socket
What type of load can be switched using this solid-state relay?
This device is designed to switch AC loads within the voltage range of 24 to 280 VAC, supporting load currents up to 0.5 A, making it suitable for small motors, heaters, and lighting applications.
How does zero-cross detection benefit the relay??s operation?
Zero-cross detection ensures the relay switches the load at the point where AC voltage crosses zero. This reduces electrical noise, minimizes inrush current, and protects sensitive loads from sudden surges, thereby enhancing system reliability.
Contact
What isolation voltage does the relay provide between input and output?
The relay offers a galvanic isolation voltage of 3750 Vrms between input and output circuits, ensuring safe operation and protecting control electronics from high voltages or transients on the load side.
What is the package type and why is it important for industrial applications?
The component comes in a compact 8-pin SOP package that saves PCB space and provides good thermal dissipation. This small footprint is important for dense industrial layouts and helps reduce overall system size without compromising reliability.
