Datasheet Obtain 3D specification files
Initial Graphics Exchange Specification (.IGS)Standard for the Exchange of Product Model Data (.STEP)To examine all 3D specifications, save the files to your local drive and open them with your 3D application.
Lens colors in 3D files are solely for visual representation; consult the Datasheet for accurate lens type and color information.
In the event of a mismatch, the dimensions in the datasheet take precedence over the 3D specifications.
🔵🟡 5×5 Square Bi-Color LED Diode, 2-Pin — Compact Dual-Color Illumination for Advanced Electronics
The 5×5 square bi-color LED diode, 2-pin is a highly efficient, compact lighting component engineered for modern electronic applications that require clear, dual-color visual signaling within a minimal footprint. Its unique square profile provides excellent alignment on PCBs, while the 2-pin bi-color structure offers simplified wiring and reliable dual-color output—typically red/green or yellow/green combinations.
Because of its compact 5×5mm housing and efficient internal light structure, this LED is ideal for applications where tight layout, precise indicator visibility, and easy assembly are essential. Engineers and manufacturers rely on these LEDs for instrumentation panels, handheld devices, consumer products, and compact electronic indicators.
🔧 Key Features of the 5×5 Square Bi-Color LED Diode
1. Compact 5×5mm Square Package
The square shape ensures:
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Perfect alignment on PCBs
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Cleaner layout in indicator arrays
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High-density multi-LED assembly
It is particularly advantageous for grid-based designs or patterned displays.
2. 2-Pin Bi-Color Design
A single shared pin simplifies wiring:
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Dual-color output from one LED
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Easy polarity-based switching
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Less PCB space compared to 3-pin or 4-pin versions
This design reduces component count and assembly time.
3. High Brightness & Clear Color Separation
Engineered to deliver:
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Bright, uniform illumination
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Clear distinction between two colors
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Stable light output with low forward current
Optimal for low-power or battery-operated products.
4. Durable and Long-Life LED Construction
Made with high-quality epoxy resin and stable semiconductor chips:
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Shock resistance
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Heat stability
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Long operational lifespan
Perfect for industrial and consumer applications.
💡 Benefits of Choosing a 5×5 Bi-Color 2-Pin LED
✔ Saves Space on the PCB
Combining two LED colors into one component significantly conserves PCB space.
✔ Simple Circuit Design
Only two pins are needed—switching color by reversing polarity.
✔ Enhanced Indicator Clarity
Dual-color indicators allow:
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Status changes
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Mode indication
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Alerts using visual contrast
✔ Flexible Design Options
Ideal for:
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Compact devices
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Multi-indicator arrays
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Signal feedback systems
✔ Reduced Assembly Costs
Fewer pins and simpler mounting reduce production time.
📘 Applications of 5×5 Square Bi-Color LED Diodes
🔌 Consumer Electronics
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Battery status lights
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Charging indicators
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Mode selection LEDs
📟 Instrument Panels & Industrial Controls
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Machine status indicators
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Error/mode alerts
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Safety panel illumination
📡 Communication Devices
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Signal strength display
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Notifications and alert systems
🔧 PCB Indicator Arrays
Due to their square shape, they are ideal for:
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Grid LEDs in control systems
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Multi-index indicators
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Custom LED bar graphs
🛠 DIY, Prototyping & Hobby Electronics
Popular for:
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Microcontroller projects
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Arduino indicators
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Breadboard signal lights
📂 Case Study: Improving Space Efficiency in Handheld Devices
A handheld medical device manufacturer replaced traditional 3mm round bi-color LEDs with 5×5 square bi-color LEDs to reduce internal PCB congestion.
Outcome:
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30% PCB space savings
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Cleaner board routing
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Better visual distinction between status colors
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Faster assembly due to simpler 2-pin interface
This upgrade improved reliability and lowered manufacturing costs.
💬 User Testimonials
Product Engineer — USA
“The square LEDs align perfectly on our PCBs. Dual-color output is crisp and bright.”
Electronics Designer — UK
“Using the 2-pin design made circuit design much simpler. Great for compact devices.”
Hobbyist — Canada
“I use these for Arduino status indicators. They are bright and easy to work with.”
🏁 Conclusion
The 5×5 square bi-color LED diode, 2-pin offers a powerful combination of compact design, dual-color performance, and simplified circuitry. Ideal for designers and manufacturers who require reliable visual feedback in tight spaces, this LED provides high efficiency, strong brightness, and excellent cost-effectiveness.
Whether used in instrumentation, consumer devices, or custom electronics, this square bi-color LED provides the clarity and versatility needed for modern indicator applications.
