ASSR-1228-502E Overview
The ASSR-1228-502E is a high-performance solid-state relay designed for industrial and automation applications requiring precise and reliable switching. This device integrates an infrared LED and photodiode detector in a compact package, offering galvanic isolation of 3750 Vrms between input and output. With a maximum load current of 2 A and low input current requirements, it enables efficient control of AC loads up to 250 V. Its compact DIP-6 package simplifies PCB integration while ensuring robust performance in demanding environments. Engineers and sourcing specialists will appreciate its combination of isolation, switching speed, and durability from IC-fabrikant.
ASSR-1228-502E Technical Specifications
| Parameter | Specificatie |
|---|---|
| Input LED Forward Current (IF) | 10 mA (typical) |
| Input Reverse Voltage | 5 V (max) |
| Output Load Voltage (AC) | 250 V (max) |
| Maximum Load Current (Output) | 2 A (max) |
| Isolation Voltage (Input to Output) | 3750 Vrms |
| Output ON-State Voltage | 1.2 V (typical at 2 A) |
| Turn-On Time | 1.5 ms (typical) |
| Turn-Off Time | 1.0 ms (typical) |
| Bedrijfstemperatuurbereik | -40??C to +100??C |
| Type verpakking | DIP-6 |
ASSR-1228-502E Key Features
- Galvanic isolation of 3750 Vrms: ensures safe separation between input and output circuits, protecting sensitive control electronics from high voltages and noise interference.
- Low input current requirement: allows efficient interfacing with low-power microcontrollers or logic circuits, reducing overall power consumption in control systems.
- Compact DIP-6 package: simplifies PCB design and assembly, saving board space without compromising performance or heat dissipation.
- Fast switching times: with typical turn-on and turn-off times of 1.5 ms and 1.0 ms respectively, it supports responsive load control in automation applications.
ASSR-1228-502E Advantages vs Typical Alternatives
This solid-state relay offers distinct advantages over traditional electromechanical relays and comparable SSRs, including superior isolation voltage, low input drive current, and faster switching speeds. Its compact packaging and low ON-state voltage minimize power losses and thermal stress, enhancing system reliability. Additionally, the high maximum load current capability supports a wide range of industrial loads, making it a versatile solution for modern automation environments.
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Typische toepassingen
- Industrial automation systems requiring reliable AC load switching with high isolation to protect control electronics and ensure operator safety.
- Programmable logic controllers (PLCs) where low input current and rapid switching improve overall system efficiency and responsiveness.
- Heating element control in HVAC equipment, leveraging fast switching and robust current handling for precise temperature regulation.
- Signal switching in test and measurement instrumentation, benefiting from low electromagnetic interference and compact form factor.
ASSR-1228-502E Brand Info
The ASSR-1228-502E is part of a portfolio of optically isolated solid-state relays produced by a leading semiconductor manufacturer specializing in industrial-grade components. This product line is recognized for its stringent quality controls, robust electrical isolation, and reliable switching characteristics, making it a preferred choice for engineers designing safety-critical and high-performance electronic control systems. The device??s integration of LED and photodiode technology reflects the brand??s commitment to innovation and precision in optoelectronic components.
FAQ
What is the maximum load current supported by this solid-state relay?
The device supports a maximum load current of 2 A, allowing it to drive a variety of AC loads in industrial and automation applications without compromising reliability.
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How does the isolation voltage enhance system safety?
The isolation voltage rating of 3750 Vrms provides robust galvanic isolation between the input control circuit and the output load. This high isolation protects sensitive electronics from voltage spikes and prevents electrical shock hazards to users.
Can this device be used with low-power microcontrollers?
Yes, the low input forward current requirement, typically around 10 mA, makes it compatible with low-power microcontrollers and logic devices, facilitating energy-efficient system designs.
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What are the typical switching times, and why are they important?
This relay features typical turn-on and turn-off times of approximately 1.5 ms and 1.0 ms respectively. Fast switching times are critical in automation to reduce delays and improve the precision of load control processes.
In what package type is this relay available, and what are its benefits?
The relay is housed in a compact DIP-6 package, which simplifies mounting on printed circuit boards and optimizes space usage while maintaining excellent thermal performance and ease of handling during manufacturing.
