ASSR-1219-501E Overview
The ASSR-1219-501E is a high-performance optical isolator designed for industrial and electronic applications where galvanic isolation is critical. This device integrates an LED driver, photodiode, and amplifier in a compact SIP-4 package, providing reliable signal transmission between circuits while eliminating ground loops and noise interference. With its robust insulation performance and low input current requirement, it is ideal for precise data communication in harsh environments. The ASSR-1219-501E offers engineers a combination of compact design, high sensitivity, and excellent signal integrity, making it a dependable choice for isolation needs. More details can be found at ICメーカー.
ASSR-1219-501E Technical Specifications
| パラメータ | 仕様 |
|---|---|
| Input Forward Current (IF) | 50 mA (max) |
| Output Collector Current (IC) | 10 mA (max) |
| Collector-Emitter Voltage (VCEO) | 70 V (max) |
| Isolation Voltage (VISO) | 3750 Vrms (min, 1 min) |
| Propagation Delay Time (tpHL, tpLH) | 1.3 ??s (typical) |
| Input-Output Capacitance | 0.6 pF (typical) |
| 動作温度範囲 | -40℃〜+100 |
| パッケージタイプ | SIP-4 (Single Inline Package) |
| CTR (Current Transfer Ratio) | 50% to 600% (at IF=5mA, VCE=5V) |
ASSR-1219-501E Key Features
- Integrated LED and Photodiode: Combines emitter and detector in a single package for simplified circuit design and enhanced signal fidelity.
- High Isolation Voltage: Supports up to 3750 Vrms, ensuring safe and reliable galvanic isolation in industrial control and communication systems.
- 広い動作温度範囲： Functions effectively from -40??C to +100??C, suitable for harsh and variable environments.
- Low Input Current Requirement: Operates efficiently with input currents up to 50 mA, reducing power consumption in system designs.
ASSR-1219-501E Advantages vs Typical Alternatives
This isolator excels compared to typical optocouplers due to its superior isolation voltage and low input current requirements, which enhance energy efficiency and safety. Its compact SIP-4 package ensures easy integration into dense circuit boards, while its wide temperature range and fast propagation delay improve reliability and responsiveness in demanding industrial environments. These characteristics make it a preferred choice for engineers seeking robust, accurate, and power-efficient isolation solutions.
ベストセラー商品
代表的なアプリケーション
- Industrial control systems where electrical isolation prevents interference and protects sensitive components in automation equipment.
- Data communication interfaces requiring noise-free signal transmission between high-voltage and low-voltage sections.
- Switching power supplies that benefit from galvanic isolation to ensure safety and reduce electromagnetic interference.
- Measurement and sensor signal isolation to maintain accuracy and protect downstream electronics from voltage spikes.
ASSR-1219-501E Brand Info
The ASSR-1219-501E is produced by a leading semiconductor manufacturer specializing in optoelectronic components. This product line is known for combining high performance with reliability, aimed at industrial and commercial markets where robust isolation is critical. Featuring advanced LED and photodetector integration technologies, the brand supports stringent quality standards and continuous innovation to meet evolving customer needs in electronics design and system safety.
よくあるご質問
What is the maximum isolation voltage provided by this device?
The device offers a minimum isolation voltage of 3750 Vrms for one minute, which ensures strong electrical separation between input and output circuits, protecting against high-voltage surges and reducing risk of damage.
注目商品
What package type does this isolator use, and how does it affect integration?
The SIP-4 package provides a compact single-inline footprint, which simplifies mounting on printed circuit boards and allows for efficient space utilization in dense industrial electronics designs.
Can this isolator operate in harsh industrial environments?
Yes, it supports an operating temperature range from -40??C to +100??C, making it suitable for use in challenging conditions such as automation systems exposed to temperature fluctuations and industrial machinery.
お問い合わせ
What is the typical response time of the ASSR-1219-501E?
Propagation delay times are typically around 1.3 microseconds for both rising and falling edges, enabling fast signal transmission suitable for real-time control and communication applications.
How does the current transfer ratio (CTR) affect device performance?
The CTR ranges from 50% to 600% at standard test conditions, indicating efficient conversion of input current to output signal. This wide range allows flexibility in circuit design, ensuring reliable signal amplification and detection under various operating conditions.
