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PS2581AL2-E3-A from RENESAS

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PS2581AL2-E3-A

Manufacturer: RENESAS, NEC

LONG CREEPAGE HIGH ISOLATION VOLTAGE 4-PIN PHOTOCOUPLER

Partnumber Manufacturer Quantity Availability
PS2581AL2-E3-A,PS2581AL2E3A RENESAS, NEC 1620 In Stock

Description and Introduction

LONG CREEPAGE HIGH ISOLATION VOLTAGE 4-PIN PHOTOCOUPLER The **PS2581AL2-E3-A** is a high-performance optocoupler designed for applications requiring reliable signal isolation and noise immunity. This component integrates an infrared LED optically coupled with a phototransistor, ensuring efficient signal transmission while maintaining electrical isolation between input and output circuits.  

With a compact DIP-4 package, the PS2581AL2-E3-A is well-suited for industrial control systems, power supply feedback loops, and communication interfaces where voltage isolation is critical. It offers a high current transfer ratio (CTR) and fast response time, making it ideal for high-speed switching applications.  

Key features include a wide operating temperature range, ensuring stability in harsh environments, and compliance with industry safety standards for reinforced insulation. The device also provides excellent noise suppression, enhancing signal integrity in electrically noisy conditions.  

Engineers often choose the PS2581AL2-E3-A for its durability and consistent performance, making it a reliable solution for isolating digital and analog signals in automation, medical equipment, and power electronics. Its robust design and dependable isolation characteristics make it a preferred choice for critical circuit protection and signal conditioning tasks.  

For detailed specifications, always refer to the manufacturer’s datasheet to ensure proper integration into your design.

Application Scenarios & Design Considerations

LONG CREEPAGE HIGH ISOLATION VOLTAGE 4-PIN PHOTOCOUPLER

Alternative Part Number

  • PC817X2NSZ0F --: Standard 4-pin DIP photocoupler with CTR rank comparable to the PS2581AL2, widely available and pin-compatible.
  • EL817(C) --: Low-cost 4-pin DIP optocoupler with similar CTR and isolation ratings, direct functional replacement.
  • LTV-817S --: SMD 4-pin optocoupler with equivalent CTR and isolation specifications, suitable drop-in alternative.
  • PC817X2NSZ0F --: Industry-standard general-purpose optocoupler with similar CTR and isolation ratings, widely available and pin-compatible in most circuits.
  • LTV-817S-TA1 --: Common 4-pin DIP optocoupler with comparable current transfer ratio and isolation voltage, a direct functional substitute for the PS2581AL2.
  • EL817S1-C-TU --: Reliable optocoupler alternative with matching package and electrical characteristics, suitable for signal isolation applications.

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