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PS2801A-4 from NEC

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PS2801A-4

Manufacturer: NEC

High isolation voltage photocoupler.

Partnumber Manufacturer Quantity Availability
PS2801A-4,PS2801A4 NEC 35 In Stock

Description and Introduction

High isolation voltage photocoupler. **Introduction to the PS2801A-4 Optocoupler**  

The PS2801A-4 is a high-performance optocoupler designed to provide electrical isolation between input and output circuits. Utilizing an infrared LED and a phototransistor, it ensures reliable signal transmission while preventing ground loops, noise interference, and voltage spikes.  

This component features a compact DIP-4 package, making it suitable for space-constrained applications. With a minimum isolation voltage of 5,000 Vrms, it meets stringent safety requirements for industrial and consumer electronics. The PS2801A-4 offers a current transfer ratio (CTR) ranging from 50% to 600%, ensuring efficient signal coupling across various operating conditions.  

Common applications include power supply feedback circuits, microcontroller interfacing, and industrial automation systems where galvanic isolation is critical. Its fast switching response and low power consumption enhance performance in high-speed digital and analog signal isolation.  

Engineers favor the PS2801A-4 for its durability, consistent performance, and compliance with international safety standards. Whether used in motor control, medical devices, or telecommunications, this optocoupler delivers dependable isolation while maintaining signal integrity.  

For detailed specifications, always refer to the manufacturer’s datasheet to ensure compatibility with your design requirements.

Application Scenarios & Design Considerations

High isolation voltage photocoupler.

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