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PS2701-1-E3 from NEC

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PS2701-1-E3

Manufacturer: NEC

Shade type multi photo coupler

Partnumber Manufacturer Quantity Availability
PS2701-1-E3,PS27011E3 NEC 43706 In Stock

Description and Introduction

Shade type multi photo coupler The **PS2701-1-E3** is a high-performance optocoupler designed to provide reliable electrical isolation between input and output circuits. This component is widely used in applications requiring signal transmission while maintaining safety and noise immunity, such as industrial control systems, power supplies, and communication interfaces.  

Featuring a gallium arsenide infrared LED paired with a phototransistor, the PS2701-1-E3 ensures efficient signal transfer with minimal signal distortion. Its compact DIP-4 package makes it suitable for space-constrained designs while offering a high isolation voltage, typically up to 5,000 Vrms, ensuring robust protection against voltage surges and transient interference.  

Key specifications include a current transfer ratio (CTR) ranging from 50% to 600%, allowing flexibility in circuit design, and a fast response time for real-time signal processing. The device operates over a broad temperature range, making it reliable in harsh environments.  

Engineers favor the PS2701-1-E3 for its durability, compliance with international safety standards, and consistent performance in isolating sensitive electronics from high-voltage circuits. Its versatility and reliability make it a preferred choice for applications demanding precision and safety in signal isolation.

Application Scenarios & Design Considerations

Shade type multi photo coupler

Alternative Part Number

  • PC817X1NSZ0F --: Industry-standard general-purpose optocoupler with similar CTR and isolation ratings, widely available and pin-compatible in many designs.
  • LTV-817S --: Low-cost single-channel phototransistor optocoupler with comparable isolation voltage and current transfer ratio, suitable drop-in replacement.
  • EL817S1 --: Equivalent single-channel optocoupler offering similar CTR range and isolation performance, good second-source option.
  • PC817X1NSZ0F --: Industry-standard general-purpose optocoupler with similar CTR and isolation ratings, widely available and pin-compatible in most designs.
  • EL817 --: Low-cost pin-compatible optocoupler with comparable current transfer ratio and 5 kV isolation, suitable as a drop-in replacement.
  • LTV-817 --: Common 4-pin DIP optocoupler with similar CTR ranges and isolation voltage, offering a reliable second-source option.
  • PC817X1NSZ0F --: Industry-standard general-purpose optocoupler with similar CTR and isolation ratings, widely available and pin-compatible in many designs.
  • LTV-817S-TA1 --: Common 4-pin DIP optocoupler with comparable current transfer ratio and isolation voltage, often used as a direct substitute for NEC PS-series parts.
  • EL817S1(B)(TU)-F --: Reliable 4-pin optocoupler alternative with similar CTR binning and isolation performance, suitable for signal isolation applications.

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