
Too many diodes? Here’s how to find the right one
Here are five key factors to consider when selecting the appropriate diode for your needs.
Last updated 2 weeks ago. Automatically generated content.


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The type of diode you choose affects its functionality and suitability for specific applications. Understanding the different diode types can help you select the right component for your electronic projects, ensuring optimal performance and reliability.
Popular options (you can select more than one)
Light emitting diode (LED)
Typical price
14.– to 35.–LEDs are semiconductor devices that emit light when current flows through them, available in various colors and sizes.
They are energy-efficient and have a long lifespan, making them ideal for applications such as indicators, displays, and lighting solutions.
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Zener diode
Typical price
14.– to 25.–Zener diodes allow current to flow in the reverse direction when a specific voltage threshold is reached, providing voltage regulation.
They are commonly used in power supply circuits to maintain stable voltage levels, protecting sensitive electronic components from voltage spikes.
Bestseller
Rectifier diode
Typical price
17.– to 85.–Rectifier diodes are designed to allow current to flow in one direction only, converting alternating current (AC) to direct current (DC).
They are essential in power supply circuits, enabling devices to operate efficiently by providing the necessary DC voltage for electronic components.
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The number of LEDs in a diode configuration determines its brightness and efficiency. A higher number of LEDs can enhance visibility and performance, making this a crucial factor for applications requiring strong illumination.
Popular options
Up to 5 x
Typical price
14.– to 29.–Ideal for basic applications with low power requirements and compact spaces.
This option is cost-effective and suitable for small devices like indicator lights or simple circuit boards.
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6 - 10 x
Typical price
14.– to 25.–Offers moderate brightness and is well-suited for general-purpose lighting needs.
Perfect for applications such as decorative lighting or backlighting in displays, providing a balance between cost and performance.
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11 - 50 x
Typical price
14.– to 38.–Provides high brightness levels, making it suitable for demanding applications that require significant light output.
This option is ideal for use in automotive lighting, stage lighting, or large displays, ensuring visibility and impact.
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LED housing refers to the physical structure that encloses the LED component, impacting its durability, heat dissipation, and overall performance. Selecting the right LED housing is essential for ensuring optimal light output and longevity, especially in various environmental conditions.
Popular options
Up to 5 mm
Typical price
11.– to 20.–Designed for compact applications, this housing size is ideal for small devices and tight spaces.
Perfect for portable electronics or decorative lighting where space is limited without sacrificing brightness.
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6 - 10 mm
Typical price
14.– to 22.–This mid-range housing size provides a balance between compactness and heat management.
Well-suited for general lighting applications, such as home fixtures or automotive lights, ensuring effective performance.
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11 - 50 mm
Typical price
15.– to 29.–Larger housing options accommodate high-power LEDs and enhanced thermal management.
Ideal for industrial applications or outdoor lighting solutions, offering durability and reliability in demanding environments.
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LED colour is a critical factor that determines the aesthetic and functional qualities of the diode. Different colors can affect visibility, mood, and energy consumption, which are essential for various applications like signage, lighting, and displays.
Popular options (you can select more than one)
Red
Typical price
14.– to 27.–Red LEDs emit a bright, vibrant light, making them ideal for indicators and alerts.
They are particularly effective in low-light environments, enhancing visibility and attention.
Bestseller
Green
Typical price
14.– to 25.–Green LEDs are known for their energy efficiency and long lifespan, providing a steady light output.
They are often used in applications requiring visibility and readability, such as traffic signals and displays.
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White
Typical price
14.– to 38.–White LEDs provide a broad spectrum of light, closely resembling natural daylight, ideal for general lighting.
They enhance color rendering in spaces, making them suitable for homes, offices, and retail environments.
Bestseller
Blue
Typical price
14.– to 25.–Blue LEDs offer a unique and striking appearance, commonly used in decorative and accent lighting.
They can create a calming atmosphere and are often used in modern designs and applications requiring visual appeal.
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The brand factor plays a crucial role in diode purchases, guiding customers towards reputable manufacturers known for quality and reliability. Brands like Play-Zone, OEM, and Velleman differ in their specializations, impacting performance and suitability for various applications, whether for hobby projects or professional use.
Popular brands (you can select more than one)
Play-Zone
Recognized for offering a wide range of diodes suitable for educational and DIY electronics.
Ideal for beginners and hobbyists looking for affordable and reliable components.
Bestseller
OEM
Known for producing high-quality diodes with a focus on industrial applications.
Provides enhanced durability and performance, making them suitable for critical electronic systems.
Bestseller
Velleman
Specializes in diodes designed for innovative electronics projects and kits.
Perfect for educators and makers who need versatile components for experimental setups.
Bestseller
Adafruit
Famous for providing diodes tailored for the maker community and DIY electronics.
Supports a wide range of projects with user-friendly documentation and tutorials.
Bestseller
Tru Components
Offers a diverse selection of diodes catering to both consumer and commercial sectors.
Known for competitive pricing without compromising on quality, making them accessible for various uses.
Bestseller