PS2561D-1Y-A Transistor Output Optocouplers by Renesas – Reliable Isolation and Performance for Modern Electronics
The Transistor Output Optocouplers PS2561D-1Y-A by Renesas are high-performance Optoelectronics components designed for efficient and reliable electrical isolation. Combining a GaAs infrared LED and an NPN phototransistor, these Transistor Output Optocouplers ensure precise signal transmission between control and high-voltage circuits.
In this blog, we’ll explore the features, applications, and advantages of these Optocouplers / Photocouplers, widely used in industrial, communication, and consumer electronics systems.
Introduction
Renesas’ PS2561D-1Y-A Transistor Output Optocouplers offer superior signal isolation and low power consumption in compact packaging. These Optoelectronics devices are ideal for applications requiring high insulation performance, such as switching power supplies, data communication interfaces, and control circuits.
Technical Specifications of PS2561D-1Y-A Transistor Output Optocouplers
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Manufacturer: Renesas
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Part Number: PS2561D-1Y-A
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Type: Transistor Output Optocoupler
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Input Type: GaAs Infrared LED
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Output Type: NPN Phototransistor
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Isolation Voltage: 3750 Vrms
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Current Transfer Ratio (CTR): 100% – 200% (at IF = 5mA, VCE = 5V)
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Collector-Emitter Voltage (VCEO): 80V
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Collector Current (IC): 50mA
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Package Type: 4-Pin DIP or SMD Option
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Operating Temperature Range: -55°C to +110°C
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Category: Optoelectronics, Optocouplers / Photocouplers, Transistor Output Optocouplers
The PS2561D-1Y-A ensures accurate signal coupling and superior electrical isolation for low-voltage logic and high-voltage circuits.
Key Features of PS2561D-1Y-A Transistor Output Optocouplers
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High Isolation Voltage (3750 Vrms) – Provides safety and signal integrity.
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Stable CTR Performance – Ensures accurate signal transfer with minimal deviation.
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Low Input Current – Energy-efficient operation suitable for low-power systems.
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Compact Package Design – Available in DIP and surface-mount versions.
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High-Speed Switching – Perfect for logic interfaces and fast control applications.
These key features make the PS2561D-1Y-A Transistor Output Optocouplers an essential choice for engineers designing reliable Optoelectronics and control systems.
Applications of PS2561D-1Y-A Transistor Output Optocouplers
The PS2561D-1Y-A Transistor Output Optocouplers by Renesas are widely used in electronics that require robust electrical isolation and signal fidelity, such as:
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Switching Power Supply Feedback Circuits
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Industrial Automation and Control Equipment
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Communication Interfaces and Data Transmission
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Microcontroller Isolation and Logic Circuits
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Consumer and Office Electronics
Datasheet
These Optocouplers / Photocouplers maintain signal accuracy while ensuring protection against voltage transients and interference.
Use Case Scenario: Power Supply Feedback System
Scenario
A manufacturer needed reliable Transistor Output Optocouplers for isolated voltage feedback in switching power supplies.
Problem
Previous optocouplers exhibited inconsistent CTR, leading to unstable voltage regulation.
Solution
The PS2561D-1Y-A by Renesas offered high CTR consistency, strong electrical isolation, and low input drive current.
Result
Improved regulation accuracy, enhanced reliability, and reduced energy loss in industrial power supply systems.
Also Available from Other Manufacturers
If you’re exploring alternatives, similar Transistor Output Optocouplers and Optoelectronics are also available from:
These alternatives provide comparable performance and design flexibility for different electronic system requirements.
Why Buy from XON Electronics
XON Electronics provides a wide range of Optoelectronics, including the PS2561D-1Y-A Transistor Output Optocouplers by Renesas, with:
- 100% Genuine Components
- Global Shipping – USA, India, Australia, Europe & more
- OEM & Distributor Bulk Pricing
- Technical Support and Design Assistance
- Safe and Secure Online Ordering
Buy online from XON Electronics and source authentic Optocouplers / Photocouplers for all your professional and industrial needs.
FAQs – PS2561D-1Y-A Transistor Output Optocouplers by Renesas
Q1. What is the isolation voltage rating?
The PS2561D-1Y-A provides 3750 Vrms isolation between input and output.
Q2. What is the CTR range?
It offers a current transfer ratio between 100% and 200%.
Q3. What package options are available?
Available in 4-pin DIP and surface-mount configurations.
Q4. What are typical applications?
Used in power supplies, industrial control systems, and data communication interfaces.
Q5. Where can I buy the PS2561D-1Y-A?
You can buy it from XON Electronics, shipping globally to USA, India, Australia, Europe, and other countries.
Conclusion
The PS2561D-1Y-A Transistor Output Optocouplers by Renesas deliver outstanding performance, high isolation voltage, and dependable operation for Optoelectronics, Optocouplers / Photocouplers, and Transistor Output Optocouplers applications. Engineered for precision and reliability, they are ideal for industrial, communication, and power systems.
Order today from XON Electronics — your trusted source for genuine Optoelectronics and professional isolation solutions worldwide.