
Introduction
In the fast-paced world of digital electronics, the seven segment LED 0.4″ 4 digit display stands as a testament to innovation and practicality. This versatile component, often associated with the seven segment digital display, is a critical piece in many electronic devices, offering clarity and ease of use. Detailed specifications such as those found in the 0.47 7 segment display datasheet reveal the technical prowess behind its design. The inclusion of models like the 5461bs further showcases the adaptability and widespread use of this technology.
Key Features of the Seven Segment LED 0.4″ 4 Digit
High Visibility and Compact Design
The seven segment LED 0.4″ 4 digit display is engineered for optimal visibility, featuring bright, distinct segments that can be easily read from various angles and distances. Its compact size allows it to be implemented in devices where space is limited but information delivery is crucial.
Energy Efficiency
One of the standout features of this technology is its energy efficiency. LED displays are known for their low power consumption, making them ideal for portable devices and applications where maintaining battery life is essential.
Durability and Reliability
These displays are not only designed to be energy-efficient but also robust. They are built to withstand significant wear and tear, ensuring longevity and reliability in a wide range of applications.
Applications in Modern Technology
Consumer Electronics
From digital clocks and calculators to more complex home appliances, the seven segment LED 0.4″ 4 digit display enhances user experience with its clear and intuitive interface.
Industrial Equipment
In the industrial sector, these displays play a crucial role in control panels and monitoring equipment, providing accurate data readings crucial for operational efficiency.
Automotive
Automotive dashboards utilize these displays to relay important information to the driver, such as speed, fuel levels, and engine warnings, in a straightforward and immediate manner.
Benefits of the Seven Segment LED Display
Cost-Effectiveness
Due to their longevity and minimal maintenance requirements, these displays are a cost-effective choice for mass-produced electronics, offering economies of scale to manufacturers.
Ease of Programming
The simplicity of the 5461bs model, for instance, allows for straightforward programming, making it a favorite among engineers and developers for both commercial products and hobbyist projects.
Real-World Success: Case Studies and Testimonials
Case Study: Consumer Appliance Integration
A leading appliance manufacturer recently integrated the seven segment LED 0.4″ 4 digit display into their latest line of microwave ovens, significantly enhancing the user interface. This improvement led to a 20% increase in customer satisfaction ratings due to the ease of reading and operating the appliance.
Case Study: Automotive Dashboard Upgrades
An automotive company incorporated these displays into their new model dashboards, which contributed to a 15% decrease in driver complaints about dashboard usability during night driving.
User Testimonials
- Jeremy Lin, Senior Electronics Engineer: “The specifications provided in the 5461as 1 datasheet enabled us to seamlessly integrate the display into our designs, enhancing both the functionality and aesthetics of our products.”
- Sandra Kowalski, Procurement Manager: “We’ve seen a reduction in our electronics components costs since switching to the 5461bs displays, without compromising on quality or performance.”
Conclusion
The seven segment LED 0.4″ 4 digit display is revolutionizing how we interact with technology, making digital readouts more accessible and efficient. Its broad application range and significant advantages make it an essential component in advancing digital display technology.
Call to Action: Enhance your electronics projects with the reliable and efficient seven segment LED 0.4″ 4 digit display. Contact us today to find out how this technology can revolutionize your products!

Features
- 0.40-Inch Digit Height (10.16mm): Offers clear visibility for numeric displays, suitable for applications requiring small, easily readable digits.
- Dimensions (Width x Height): 40.40 x 16.00mm: Its compact size makes it suitable for various applications where space efficiency is important.
- Low Current Operation: Energy-efficient, making it suitable for battery-powered and low-power electronic devices.
- Common Anode and Cathode Options: Provides flexibility in circuit design, accommodating different electrical configurations.
- Excellent Character Appearance: Ensures digits are displayed clearly and legibly, enhancing readability.
- High Light Output: Bright enough for easy reading under various lighting conditions.
- Easy Mounting on PC Boards or Sockets: Designed for straightforward installation, facilitating efficient integration into electronic systems.
- IC Compatible: Can be integrated with integrated circuits, making it suitable for complex electronic designs.
- Multicolor Availability: Offers options for different colors, adding versatility in design and functional use.
- Categorized for Luminous Intensity: Ensures consistent brightness levels across units, important for uniform display quality.
- Technically Rugged: Durable and reliable, capable of withstanding various operational environments.
- Standard Design: Gray Surface, White Segment: Provides a classic look with high contrast for ease of reading.
- RoHS Compliance: Meets environmental standards, adhering to regulations that restrict hazardous substances.
Applications
- Industrial Control Panels: Suitable for use in industrial environments where clear, multi-digit numeric displays are necessary for monitoring and control.
- Public Information Displays: Ideal for transportation stations, public squares, or event venues where clear, multi-digit displays are needed.
- Consumer Electronics: Appropriate for household appliances and entertainment systems requiring multiple numeric displays.
- Telecommunication Equipment: Can be used in networking devices for displaying numerical information like channel numbers or signal strength.
- Retail and Point of Sale Systems: Effective in displaying prices, quantities, or codes in retail environments.
- Healthcare Equipment: Useful in medical devices for showing various numerical data such as patient vitals or timer settings.
- Automotive Displays: Suitable for vehicle dashboards to display information like temperature, speed, or fuel levels.
- Fitness Equipment: Ideal for gym machines, showing workout data such as time, speed, or calorie count.
- Educational Tools: Used in educational settings for timers or displaying experiment data.
- Safety and Emergency Equipment: Suitable for safety systems displaying critical numerical information.
Part No. (Cathode) | Part No. (Anode) | Emitting Color | Material | Peak Wavelength (nm) | Voltage typ.(v) | Voltage max. (v) | Luminous min | Luminous typ |
---|---|---|---|---|---|---|---|---|
BL-Q40E-42B |
BL-Q40F-42B |
Ultra Blue |
InGaN |
470 |
4.2 |
125 |
||
BL-Q40E-42D |
BL-Q40F-42D |
Super Red |
GaAlAs/GaAs,DH |
660 |
2.2 |
115 |
||
BL-Q40E-42E |
BL-Q40F-42E |
Red |
GaAsP/GaP |
635 |
2.5 |
115 |
||
BL-Q40E-42G |
BL-Q40F-42G |
Green |
GaP/GaP |
570 |
2.5 |
120 |
||
BL-Q40E-42PG |
BL-Q40F-42PG |
Ultra Pure Green |
InGaN |
525 |
4.5 |
195 |
||
BL-Q40E-42S |
BL-Q40F-42S |
Hi Red |
GaAlAs/GaAs,SH |
660 |
2.2 |
105 |
||
BL-Q40E-42UE |
BL-Q40F-42UE |
Ultra Red |
AlGaInP |
630 |
2.5 |
140 |
||
BL-Q40E-42UG |
BL-Q40F-42UG |
Ultra Green |
AlGaInP |
574 |
2.5 |
140 |
||
BL-Q40E-42UHR |
BL-Q40F-42UHR |
Ultra Red |
AlGaInP |
645 |
2.5 |
160 |
||
BL-Q40E-42UR |
BL-Q40F-42UR |
Ultra Red |
GaAlAs/GaAs,DDH |
660 |
2.2 |
160 |
||
BL-Q40E-42UY |
BL-Q40F-42UY |
Ultra Yellow |
AlGaInP |
590 |
2.5 |
135 |
||
BL-Q40E-42W |
BL-Q40F-42W |
Ultra White |
InGaN |
- |
4.2 |
160 |
||
BL-Q40E-42Y |
BL-Q40F-42Y |
Yellow |
GaAsP/GaP |
585 |
2.5 |
115 |
||
BL-Q40E-42YO |
BL-Q40F-42YO |
Ultra Amber |
AlGaInP |
619 |
2.5 |
140 |