
Exploring the 0.28 Inch Dual-Digit Seven Segment LED Display: A Comprehensive Guide
In the realm of digital display technology, the 0.28 inch dual-digit seven segment LED display stands out as a versatile and efficient component. Designed for electronics manufacturers, engineers, purchasers, and administrators alike, this guide delves into the features, applications, benefits, case studies, and user testimonials related to this specific type of display. By understanding its significance and practical uses, stakeholders in the electronics industry can make informed decisions, enhancing their products and systems.
Introduction
The digit 7 segment display, particularly the 0.28 inch dual-digit variant, represents a significant advancement in LED display technology. Its compact size and clarity of display make it an ideal choice for a wide range of applications, from consumer electronics to industrial control systems. This article explores the nuances of the 0.28 inch dual-digit seven segment LED display, underscoring its features, applications, and the benefits it offers to users.
Features of the 0.28 Inch Dual-Digit Seven Segment LED Display
This display is known for its precision and efficiency, capable of showing two digits simultaneously, which is advantageous in applications requiring compact and clear numerical readouts. The ‘seven segment cathode’ and ‘seven segment anode’ configurations provide flexibility in design, catering to various electrical requirements.
Applications Across Industries
From digital clocks and calculators to more complex instrumentation like temperature monitors and counters, the two-digit seven segment display finds its utility. Its reliability and readability are key in environments where accurate data representation is critical.
The Benefits Unveiled
The primary benefits of utilizing a 0.28 inch dual-digit seven segment LED display include energy efficiency, long lifespan, and high visibility. These factors contribute to its popularity across electronic manufacturing sectors, offering a blend of durability and functionality.
Case Studies: Real-World Implementations
Delving into case studies, we find numerous success stories where the integration of this display technology has led to enhanced product performance. For instance, in digital thermometers, the clear and immediate numeric readout provided by these displays has been instrumental in delivering user-friendly devices.
User Testimonials: First-Hand Experiences
Testimonials from engineers and purchasers highlight the display’s impact on product design and functionality. One electronics manufacturer engineer noted, “The 0.28 inch dual-digit seven segment LED display has streamlined our design process, offering a compact yet powerful solution for our digital devices.”
Conclusion and Call to Action
The 0.28 inch dual-digit seven segment LED display is a cornerstone of modern electronic displays, offering versatility, efficiency, and clarity. Its application across various devices underscores its value in the electronics industry. For manufacturers and designers looking to enhance their products with reliable and high-quality displays, considering this technology is a step in the right direction.
Engage with the Future of LED Display Technology
Discover how the 0.28 inch dual-digit seven segment LED display can revolutionize your electronic designs and applications. Embrace innovation and elevate your products with this cutting-edge technology.

Features: 0.28 inch Dual-Digit Numeric LED Display
- Digit height: 7.62mm
- Overall dimensions: 15.50mm x 15.00mm
- Low current operation for energy efficiency
- Options for both Common Anode and Common Cathode configurations
- Excellent character appearance with high light output for visibility
- RoHS compliant, ensuring environmental friendliness
Application:
- Compact digital displays in electronic devices
- Numeric readouts for meters, gauges, and instruments
- Time displays in small clocks and timers
- Temperature displays in compact thermostats and controllers
- Counters and timers in space-limited industrial applications
- Voltage or current displays in electronic circuits
- Numeric indicators in various consumer electronics
Part No. (Cathode) | Part No. (Anode) | Emitting Color | Material | Peak Wavelength (nm) | Voltage typ.(v) | Voltage max. (v) | Luminous min | Luminous typ |
---|---|---|---|---|---|---|---|---|
BL-D28A-21B-XX |
BL-D28B-21B-XX |
Ultra Blue |
InGaN |
470 |
4.2 |
70 |
||
BL-D28A-21D-XX |
BL-D28B-21D-XX |
Super Red |
GaAlAs/GaAs,DH |
660 |
2.2 |
110 |
||
BL-D28A-21E-XX |
BL-D28B-21E-XX |
Red |
GaAsP/GaP |
635 |
2.5 |
45 |
||
BL-D28A-21G-XX |
BL-D28B-21G-XX |
Green |
GaP/GaP |
570 |
2.5 |
45 |
||
BL-D28A-21PG-XX |
BL-D28B-21PG-XX |
Ultra Pure Green |
InGaN |
525 |
4.2 |
180 |
||
BL-D28A-21S-XX |
BL-D28B-21S-XX |
Hi Red |
GaAlAs/GaAs,SH |
660 |
2.2 |
100 |
||
BL-D28A-21UE-XX |
BL-D28B-21UE-XX |
Ultra Red |
AlGaInP |
630 |
2.5 |
130 |
||
BL-D28A-21UG-XX |
BL-D28B-21UG-XX |
Ultra Green |
AlGaInP |
574 |
2.5 |
90 |
||
BL-D28A-21UHR-XX |
BL-D28B-21UHR-XX |
Ultra Red |
AlGaInP |
645 |
2.5 |
150 |
||
BL-D28A-21UR-XX |
BL-D28B-21UR-XX |
Ultra Red |
GaAlAs/GaAs,DDH |
660 |
2.2 |
150 |
||
BL-D28A-21UY-XX |
BL-D28B-21UY-XX |
Ultra Yellow |
AlGaInP |
590 |
2.5 |
120 |
||
BL-D28A-21W-XX |
BL-D28B-21W-XX |
Ultra White |
InGaN |
/ |
4.2 |
70 |
||
BL-D28A-21Y-XX |
BL-D28B-21Y-XX |
Yellow |
GaAsP/GaP |
585 |
2.5 |
45 |
||
BL-D28A-21YO-XX |
BL-D28B-21YO-XX |
Ultra Amber |
AlGaInP |
619 |
2.5 |
130 |