EL817(C) Transistor Output Optocouplers by Everlight – Reliable Signal Isolation Solutions
The Transistor Output Optocouplers EL817(C) by Everlight are widely used isolation components designed to transfer electrical signals while maintaining complete electrical separation between input and output circuits. As essential products in Optoelectronics, these devices help improve system safety, reduce electrical noise, and protect sensitive electronics from voltage surges.
Manufactured by Everlight, a globally recognized leader in optoelectronic technology, the EL817(C) Transistor Output Optocouplers offer dependable performance, compact packaging, and cost-effective isolation for a wide variety of industrial and commercial applications. In this blog, we explore the specifications, features, applications, working principles, datasheet resources, and purchasing options available through XON Electronics.
Technical Specifications of EL817(C)
Manufacturer: Everlight
Part Number: EL817(C)
Product Type: Transistor Output Optocoupler
Isolation Method: Optical Signal Transmission
Output Type: Phototransistor Output
Package Type: DIP
Input Device: Infrared LED
Application: Signal Isolation and Circuit Protection
Category: Optoelectronics, Optocouplers / Photocouplers, Transistor Output Optocouplers
The EL817(C) Transistor Output Optocouplers by Everlight are designed to deliver reliable electrical isolation while maintaining efficient signal transfer between circuits.
Key Features of EL817(C) Transistor Output Optocouplers
High Electrical Isolation
Provides safe separation between low-voltage control circuits and high-voltage systems.
Excellent Noise Immunity
Reduces interference and improves overall system reliability.
Compact and Cost-Effective Design
Ideal for space-constrained electronic applications.
Reliable Signal Transmission
Maintains accurate signal transfer without direct electrical connection.
Long-Term Operational Stability
Designed for dependable performance in industrial environments.
These advantages make the EL817(C) Transistor Output Optocouplers by Everlight a preferred choice for engineers working with advanced Optoelectronics applications.
Applications of EL817(C)
The EL817(C) Transistor Output Optocouplers by Everlight are commonly used in:
As trusted Optocouplers / Photocouplers, they help protect sensitive electronics while ensuring reliable signal communication.
How EL817(C) Works
Typical isolation architecture:
Input Signal
Infrared LED
Optical Coupling
Phototransistor Output
Isolated Output Signal
The input LED emits light when activated. The phototransistor detects the light and reproduces the signal on the output side without any direct electrical connection.
Use Case Scenario: Industrial Control System
Scenario
An industrial automation company required electrical isolation between a PLC controller and high-voltage switching equipment.
Problem
Electrical noise and voltage spikes were causing signal integrity issues and system failures.
Solution
The design team implemented EL817(C) Transistor Output Optocouplers by Everlight to isolate the control signals.
Result
Improved signal reliability, enhanced safety, reduced electrical interference, and increased equipment lifespan.
This example demonstrates why Transistor Output Optocouplers are critical components in modern industrial electronics.
Benefits of Using EL817(C) Optocouplers
Enhanced Equipment Protection
Prevents high-voltage transients from reaching sensitive control circuits.
Improved System Reliability
Reduces electrical noise and signal distortion.
Safe Signal Isolation
Supports compliance with safety requirements in industrial applications.
Cost-Effective Integration
Provides reliable isolation without requiring complex circuit designs.
Broad Application Compatibility
Suitable for power electronics, industrial automation, and communication systems.
The EL817(C) Transistor Output Optocouplers by Everlight help engineers build safer and more dependable electronic products.
Download Datasheet for EL817(C)
Need complete specifications, CTR ratings, isolation voltage information, electrical characteristics, and package dimensions?
Download EL817(C) Datasheet from XON Electronics
EL817(C) Datasheet (PDF)
Why Buy from XON Electronics?
XON Electronics supplies genuine Everlight components backed by professional technical support and global shipping services.
Benefits of Buying from XON
100% Genuine Everlight Components
Competitive Pricing
Worldwide Shipping
Technical Support
Bulk Order Availability
Secure Online Ordering
Whether you're sourcing Optoelectronics, professional Optocouplers / Photocouplers, or reliable Transistor Output Optocouplers, XON Electronics provides trusted solutions for industrial and commercial electronic applications.
Conclusion
The EL817(C) Transistor Output Optocouplers by Everlight deliver reliable electrical isolation, excellent noise immunity, and efficient signal transmission. Their proven design makes them ideal for industrial automation, power supplies, embedded systems, communication equipment, and control applications.
As trusted products within Optoelectronics, Optocouplers / Photocouplers, and Transistor Output Optocouplers, the EL817(C) helps engineers improve system safety, signal integrity, and long-term reliability.
Available now from XON Electronics with worldwide shipping and expert technical support.
FAQs – EL817(C) Transistor Output Optocouplers by Everlight
Q1. What is the primary purpose of the EL817(C)?
The EL817(C) provides electrical isolation while allowing signal transmission between two circuits.
Q2. Why are Optocouplers / Photocouplers important?
They protect sensitive electronics from voltage spikes, noise, and ground loop issues while maintaining signal integrity.
Q3. What applications commonly use EL817(C)?
Industrial automation, switching power supplies, communication systems, PLC interfaces, motor controls, and embedded electronics.
Q4. What category does the EL817(C) belong to?
It belongs to Optoelectronics, Optocouplers / Photocouplers, and Transistor Output Optocouplers.
Q5. Where can I buy EL817(C) Transistor Output Optocouplers by Everlight?
You can purchase genuine EL817(C) Transistor Output Optocouplers by Everlight from XON Electronics with worldwide shipping and expert technical support.