IC Phoenix logo

Home ›  P  › P29 > PS2561AL1-1

PS2561AL1-1 from RENESAS Pb-free

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

PS2561AL1-1

Manufacturer: RENESAS Pb-free, NEC

High isolation voltage single transistor type multi photocoupler.

Partnumber Manufacturer Quantity Availability
PS2561AL1-1,PS2561AL11 RENESAS Pb-free, NEC 2740 In Stock

Description and Introduction

High isolation voltage single transistor type multi photocoupler. The **PS2561AL1-1** is a high-performance optocoupler designed to provide reliable electrical isolation between circuits while ensuring signal integrity. This component features a gallium arsenide (GaAs) infrared LED paired with a high-speed phototransistor, enabling efficient signal transmission across isolated barriers.  

With a compact **DIP-4** package, the PS2561AL1-1 is suitable for applications requiring noise immunity, voltage isolation, or signal conditioning. It supports a wide operating temperature range, making it ideal for industrial, automotive, and communication systems where durability and stability are critical.  

Key specifications include a high isolation voltage, fast response time, and low power consumption, ensuring efficient performance in switching and digital signal transmission. The optocoupler’s internal construction minimizes crosstalk and external interference, enhancing system reliability.  

Common applications include power supply feedback circuits, microcontroller interfacing, and industrial automation controls. Its robust design ensures long-term operation even in harsh environments. Engineers favor the PS2561AL1-1 for its balance of performance, compact form factor, and compliance with industry safety standards.  

For precise implementation, always refer to the datasheet to confirm voltage ratings, current limits, and thermal considerations. Proper circuit design ensures optimal performance and longevity of the component.

Application Scenarios & Design Considerations

High isolation voltage single transistor type multi photocoupler.

Alternative Part Number

  • PC817X1NSZ0F --: Standard 4-pin DIP photocoupler with similar CTR and isolation ratings, widely available and pin-compatible replacement.
  • EL817 --: General-purpose DIP-4 optocoupler with comparable current transfer ratio and isolation voltage, low-cost drop-in alternative.
  • LTV-817 --: DIP-4 phototransistor optocoupler offering similar CTR and 5kV isolation, commonly used as a cross-reference for PS2561 series.
  • PC817X1NSZ0F --: Industry-standard general-purpose phototransistor optocoupler with CTR and isolation ratings comparable to the PS2561AL1-1, widely available and pin-compatible in most DIP-4 sockets.
  • LTV-817S --: Direct DIP-4 phototransistor optocoupler alternative with similar forward current, collector-emitter voltage, and isolation voltage, commonly used as a drop-in replacement for NEC PS2561 series.
  • EL817 --: Cost-effective DIP-4 optocoupler with equivalent CTR ranges and 5 kV isolation, suitable for signal isolation applications where the PS2561AL1-1 is used.

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips