ASSR-302C-002E Overview
The ASSR-302C-002E is a high-performance solid-state relay designed for precise and reliable switching in industrial and automation applications. Featuring an advanced optocoupler architecture, this device provides galvanic isolation between input and output circuits, ensuring improved noise immunity and safety. With a compact 4-pin SOP4 package, it integrates seamlessly into space-constrained designs. The relay supports bidirectional AC loads up to 2 A, making it suitable for controlling various AC-powered equipment. This model offers fast switching speed and low input current, enhancing efficiency and reducing power consumption in control circuits. For detailed information, visit IC Manufacturer.
ASSR-302C-002E Technical Specifications
| Parameter | Specification |
|---|---|
| Output Type | Photovoltaic MOSFET relay (solid-state relay) |
| Maximum Load Current (AC) | 2 A (RMS) |
| Load Voltage Range | AC 24 V to 60 V (RMS) |
| Input Forward Current (IF) | 7.5 mA (typical at 1.2 V forward voltage) |
| Isolation Voltage | 3750 Vrms (input to output) |
| Operating Temperature Range | -40 ??C to +100 ??C |
| Package Type | SOP4 (Surface Mount) |
| Turn-On Time | 0.1 ms (typical) |
| Turn-Off Time | 0.1 ms (typical) |
ASSR-302C-002E Key Features
- High Isolation Voltage: The device provides 3750 Vrms galvanic isolation, protecting sensitive circuits from voltage spikes and noise, enhancing overall system reliability.
- Low Input Current: Requires only 7.5 mA typical forward current, reducing control side power consumption and enabling compatibility with low-power microcontrollers.
- Fast Switching Speed: Typical turn-on and turn-off times of 0.1 ms allow for efficient switching in automation and industrial control, supporting high-frequency operation.
- Compact SOP4 Package: Enables space-saving PCB layouts and easy surface-mount assembly, ideal for dense electronics designs.
ASSR-302C-002E Advantages vs Typical Alternatives
This device stands out with its high isolation voltage and low input power requirements, offering superior noise immunity and energy efficiency compared to electromagnetic relays. Its solid-state design eliminates mechanical wear, increasing reliability and service life. The fast switching capability supports more demanding control applications, while the compact package simplifies integration into modern industrial systems, making it a preferred choice for engineers seeking robust and efficient AC load switching solutions.
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Typical Applications
- Industrial automation systems requiring secure isolation and precise control of AC loads such as motors and solenoids, benefiting from fast response times and high reliability.
- Home appliances where silent, wear-free switching of AC power is essential for enhanced user experience and long-term durability.
- Measurement and instrumentation circuits needing galvanic isolation between control and power sections to prevent interference and ensure operator safety.
- Embedded systems controlling AC-powered devices, where low input current and compact size help optimize overall system design.
ASSR-302C-002E Brand Info
The ASSR-302C-002E is produced by a leading semiconductor manufacturer specializing in optoelectronic components and solid-state relays. This product reflects the brand??s commitment to delivering high-quality, reliable, and efficient solutions for industrial and commercial electronics. Designed with stringent quality standards, it supports a wide range of applications requiring electrical isolation, robustness, and consistent performance in harsh environments.
FAQ
What is the maximum load current supported by this solid-state relay?
The relay supports a maximum AC load current of 2 A RMS, suitable for controlling moderate power devices such as small motors, lamps, and solenoids within its specified voltage range.
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How does the isolation voltage benefit system design?
The high isolation voltage of 3750 Vrms ensures that the input control circuitry is electrically separated from the output load, protecting sensitive components and enhancing user safety by preventing high-voltage transients from damaging the control side.
What are the typical switching speeds for this device?
Typical turn-on and turn-off times are both approximately 0.1 milliseconds, enabling fast and efficient switching suitable for applications that require quick response times and frequent operation cycles.
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Can this relay be used in low-power control circuits?
Yes, the low input forward current requirement of 7.5 mA makes it compatible with low-power microcontrollers and digital logic circuits, minimizing power consumption on the control side.
What package type does this relay use, and how does it affect integration?
It comes in a compact SOP4 surface-mount package, which allows for easy automated assembly and efficient use of PCB space, making it ideal for modern, densely packed electronic designs.