ASSR-1228-002E Overview
The ASSR-1228-002E is a high-performance digital isolator designed to provide galvanic isolation between input and output circuits, enhancing signal integrity and system safety. Featuring an integrated pulse transformer technology, this device delivers reliable 2.5 kV isolation voltage with low propagation delay and minimal power consumption. Its compact surface-mount package supports high-density PCB layouts, making it ideal for industrial and automation applications requiring robust noise immunity and precise data transmission. Available from Fabricante de CI, it offers engineers a dependable solution for isolation challenges in harsh electrical environments.
ASSR-1228-002E Technical Specifications
| Parâmetro | Especificação |
|---|---|
| Isolation Voltage (RMS) | 2.5 kV |
| Taxa de dados | Up to 25 Mbps |
| Atraso de propagação | 35 ns (typical) |
| Tensão de alimentação | 3,0 V a 5,5 V |
| Input Current | 2 mA (typical) |
| Tipo de saída | Push-pull CMOS |
| Gama de temperaturas de funcionamento | -40 ??C to +105 ??C |
| Embalagem | 8-pin SOIC |
| Isolation Test Method | Partial discharge free pulse transformer |
ASSR-1228-002E Key Features
- High Isolation Voltage: Supports up to 2.5 kV RMS isolation, ensuring robust protection between high-voltage and low-voltage domains.
- Fast Data Transmission: Enables data rates up to 25 Mbps, allowing for real-time communication in industrial systems.
- Low Propagation Delay: Typical delay of 35 ns minimizes signal latency, critical for time-sensitive control applications.
- Wide Supply Range: Operates reliably between 3.0 V and 5.5 V, providing flexibility for diverse system voltages.
- Compact 8-Pin SOIC Package: Facilitates easy PCB integration and supports high-density layouts without sacrificing performance.
- Baixo consumo de energia: Typical input current of 2 mA reduces power budget, enhancing overall system efficiency.
- Pulse Transformer Isolation: Ensures galvanic isolation without capacitive coupling, improving noise immunity and signal integrity.
ASSR-1228-002E Advantages vs Typical Alternatives
This isolator provides superior galvanic isolation with a 2.5 kV rating, outperforming many optocouplers and magnetic isolators in reliability and noise immunity. Its low propagation delay and high data rate support fast and accurate signal transmission, while the low power consumption and small footprint enable efficient and compact system designs. The pulse transformer technology reduces signal distortion and partial discharge risks, making it a robust choice for industrial and automation applications.
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Aplicações típicas
- Industrial automation systems requiring secure isolation between control electronics and power stages, ensuring operator safety and equipment protection in harsh environments.
- Signal isolation in motor control circuits to prevent ground loops and electromagnetic interference.
- Data communication interfaces needing high-speed isolation to maintain signal accuracy and system reliability.
- Measurement and instrumentation systems where precise data acquisition demands low noise and high isolation performance.
ASSR-1228-002E Brand Info
The ASSR-1228-002E is part of the advanced digital isolator product line from a leading semiconductor manufacturer specializing in isolation solutions. This product embodies the brand??s commitment to delivering high-quality, reliable components engineered for demanding industrial and automation environments. Designed with innovative pulse transformer technology, it reflects the manufacturer??s focus on combining safety, performance, and efficiency to meet modern system integration challenges.
FAQ
What is the maximum isolation voltage supported by this device?
The device supports a maximum isolation voltage of 2.5 kV RMS, providing robust galvanic isolation between the input and output circuits. This rating ensures safe operation in high-voltage industrial environments.
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What data transmission speeds can it handle?
It supports data rates up to 25 Mbps, enabling fast and reliable communication suitable for real-time control and data acquisition applications.
How does the device achieve isolation?
Isolation is achieved through integrated pulse transformer technology, which provides galvanic separation without capacitive coupling. This method enhances noise immunity and reduces the risk of partial discharge.
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What are the operating temperature limits for this isolator?
The device is specified to operate reliably over a temperature range from -40 ??C to +105 ??C, making it suitable for a wide range of industrial applications.
What package type is used for this isolator?
It comes in a compact 8-pin SOIC surface-mount package, which allows for easy PCB integration and supports space-saving designs in complex systems.
