ASSR-4128-502E Overview
The ASSR-4128-502E is an advanced solid-state relay designed for high-performance industrial applications requiring reliable signal isolation and switching. Featuring an integrated zero-crossing detection circuit, this device minimizes electromagnetic interference and ensures smooth switching of resistive loads. Built with robust insulation characteristics and high surge capacity, it delivers excellent noise immunity and long-term operational stability. Ideal for automation, control systems, and industrial equipment, this solid-state relay offers enhanced safety and efficiency with compact packaging. For detailed technical support and availability, visit IC Manufacturer.
ASSR-4128-502E Technical Specifications
| Parameter | Specification |
|---|---|
| Input Control Voltage | 4 to 32 VDC |
| Output Load Voltage | 24 to 280 VAC |
| Output Load Current | 0.5 A (continuous) |
| Isolation Voltage (Input to Output) | 3750 VRMS |
| Turn-On Time | 1/2 cycle zero crossing |
| Surge Current | 30 A (non-repetitive) |
| Operating Temperature Range | -30 ??C to +100 ??C |
| Package Type | 8-pin DIP |
ASSR-4128-502E Key Features
- Zero-cross switching functionality: This feature minimizes electrical noise and prolongs the relay??s lifespan by activating the output only when the AC load voltage crosses zero volts, reducing stress on connected components.
- High isolation voltage: Provides robust galvanic isolation between input and output, ensuring operator safety and protecting sensitive control circuits from high voltages.
- Compact 8-pin DIP package: Enables easy integration into densely packed circuit boards, saving valuable space in industrial control systems.
- Wide operating temperature range: Suitable for harsh industrial environments, maintaining reliable operation from -30 ??C to +100 ??C.
ASSR-4128-502E Advantages vs Typical Alternatives
This solid-state relay offers superior noise reduction and reliable zero-cross switching compared to mechanical relays, enhancing system longevity and operational stability. Its high isolation voltage and compact DIP package facilitate safer designs and easier integration. Compared to typical alternatives, it consumes less power and provides faster switching, making it an optimal choice for industrial automation and control applications.
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Typical Applications
- Industrial automation systems requiring precise and noise-free switching of AC loads, such as motor controls and heating elements.
- Programmable logic controllers (PLC) output modules for safe and efficient load driving.
- Signal isolation and control in measurement and instrumentation devices.
- Heating, ventilation, and air conditioning (HVAC) systems where silent and reliable switching is critical.
ASSR-4128-502E Brand Info
The ASSR-4128-502E is part of a series of solid-state relays engineered by a leading manufacturer known for reliable semiconductor solutions in industrial electronics. This product line emphasizes safety, durability, and compatibility with diverse control environments. The brand is committed to delivering components that meet stringent quality standards and support efficient, scalable system designs in automation and power management sectors.
FAQ
What is the maximum load voltage supported by this solid-state relay?
The relay supports output load voltages ranging from 24 to 280 VAC, making it suitable for a wide variety of industrial AC load control applications.
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How does zero-cross switching benefit industrial applications?
Zero-cross switching reduces electromagnetic interference and electrical noise by turning on the relay only when the AC voltage waveform crosses zero volts. This provides smoother switching, less stress on loads, and increases overall system reliability.
Can this device be used in harsh temperature environments?
Yes, it operates reliably in temperatures from -30 ??C up to +100 ??C, making it suitable for demanding conditions found in industrial settings.
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What type of package does the relay come in, and why is it beneficial?
The device comes in an 8-pin DIP package, which allows for straightforward integration into printed circuit boards, saving space and simplifying installation in compact control modules.
How does the isolation voltage contribute to system safety?
The 3750 VRMS isolation voltage provides galvanic isolation between input control signals and output load circuits. This protects users and sensitive electronics from high-voltage surges and prevents electrical faults from propagating through the system.