ASSR-1228-302E Overview
The ASSR-1228-302E is a high-performance optocoupler designed for industrial and electronic isolation applications. It offers reliable galvanic isolation between input and output circuits, ensuring signal integrity and protecting sensitive components from high voltages and electrical noise. Featuring a compact dual-channel package, this device integrates an infrared LED and a photodiode receiver with integrated signal processing, delivering fast response times and robust electrical characteristics. The product is ideal for applications requiring precise signal transmission with high common-mode transient immunity. For detailed technical data, visit IC Manufacturer.
ASSR-1228-302E Technical Specifications
| Parameter | Specification |
|---|---|
| Input Forward Current (IF) | 10 mA (max) |
| Output Collector-Emitter Voltage (VCEO) | 80 V (max) |
| Isolation Voltage (Viso) | 5000 Vrms (min) |
| Propagation Delay Time (tpLH / tpHL) | 4 ??s (typical) |
| Operating Temperature Range | -40 ??C to +100 ??C |
| Power Supply Voltage (Vcc) | 30 V (max) |
| Current Transfer Ratio (CTR) | 50% to 600% (typical at IF=5mA) |
| Package Type | Dual Channel 8-pin DIP |
ASSR-1228-302E Key Features
- High Isolation Voltage: Provides 5000 Vrms isolation ensuring safety and signal integrity in harsh environments.
- Dual-Channel Integration: Two optocoupler channels in a single compact package reduce board space and simplify design complexity.
- Fast Propagation Delay: Typical 4 ??s response time supports high-speed digital signal transmission, enhancing system performance.
- Wide Operating Temperature Range: Reliable operation from -40 ??C to +100 ??C suits demanding industrial environments.
ASSR-1228-302E Advantages vs Typical Alternatives
This device offers superior galvanic isolation at 5000 Vrms, which exceeds many standard optocouplers, enhancing user safety and system reliability. Its dual-channel design integrates two independent isolators in one package, minimizing PCB footprint and reducing assembly costs. Additionally, the fast response time supports high-speed communication, while the wide temperature range ensures consistent performance under industrial operating conditions.
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Typical Applications
- Industrial automation systems requiring high-voltage isolation and fast digital signal transfer between control and power circuits.
- Microprocessor input/output isolation to protect sensitive logic components from voltage spikes and noise.
- Switching power supplies to provide feedback isolation and improve overall system reliability.
- Signal isolation in measurement and instrumentation equipment for accurate data acquisition in noisy environments.
ASSR-1228-302E Brand Info
ASSR-1228-302E is part of a trusted product line from a leading semiconductor manufacturer specializing in optoelectronic components. This device embodies the brand??s commitment to delivering high-quality, reliable isolation solutions tailored for industrial and commercial electronic applications. Engineered with advanced photodiode and LED technology, it ensures robust performance and long-term durability under challenging electrical conditions.
FAQ
What is the typical isolation voltage rating of this optocoupler?
The typical isolation voltage rating is 5000 Vrms, providing strong galvanic isolation between input and output. This ensures user safety and protects sensitive circuits from high voltage surges and electrical noise.
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Can the device operate reliably in extreme temperature conditions?
Yes, it supports an operating temperature range from -40 ??C to +100 ??C, making it suitable for harsh industrial environments where temperature fluctuations are common.
How does the dual-channel configuration benefit circuit design?
The dual-channel setup integrates two independent isolators in a single package, reducing PCB space requirements and simplifying wiring complexity. This leads to more compact and cost-effective system designs.
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What is the typical response time for signal transmission?
The typical propagation delay time is 4 microseconds, enabling fast and accurate digital signal transmission suitable for high-speed industrial communication protocols.
Is the device compliant with standard power supply voltages?
Yes, it supports a maximum supply voltage of 30 V, compatible with many industrial power supply systems, ensuring seamless integration into existing designs.
