Introduction

The 0.30 inch 4-digit seven segment LED display, commonly referred to as the 7 segment common cathode, is a technological marvel in the field of digital displays. This device is renowned for its sharp visibility and efficiency, making it an essential component in a myriad of applications across various industries. In this article, we explore the features, applications, and significant benefits of this innovative display, further illuminated by real-world case studies and testimonials from industry professionals.

Features of the 0.30 Inch 4-Digit Seven Segment LED Display

Compact Design: The 0.30 inch size offers an optimal balance between readability and space-saving design, allowing for integration in compact devices without sacrificing visibility.

High Brightness: Equipped with high-intensity LEDs, the display ensures outstanding brightness and clarity, crucial for both indoor and outdoor applications.

Energy Efficiency: This display stands out for its low power consumption, which not only prolongs the life of battery-powered devices but also contributes to environmental sustainability.

Versatility: The common cathode configuration simplifies the electrical design, making it easier to interface with a wide range of microcontrollers and other electronic components.

Diverse Applications

The versatility of the 0.30 inch 4-digit seven segment LED display allows its use in various sectors:

• Consumer Electronics: Employed in devices like digital clocks, microwave ovens, and remote controls.
• Medical Equipment: Used in patient monitoring systems where precision and reliability are paramount.
• Automotive: Integrated into dashboards for displaying critical information like speed and fuel levels.

Advantages Over Alternative Technologies

Reliability: Known for its durability, the display can operate under severe conditions without loss of functionality, making it ideal for industrial environments.

Cost-Effectiveness: The low maintenance and replacement costs associated with these LED displays provide a significant return on investment over time.

User-Friendly: The clarity of the digits and the straightforward design facilitate quick and easy data reading, reducing user strain and error.

Real-World Impact: Case Studies

Case Study 1: A leading electronics manufacturer redesigned their household appliance interface by incorporating the 0.30 inch display, resulting in a 40% increase in user interface satisfaction due to enhanced clarity and operational ease.

Case Study 2: An automotive company implemented these displays in their new vehicle series, leading to improved customer feedback on the vehicle’s dashboard usability and aesthetic appeal.

User Testimonials

From a Senior Design Engineer: “Using the 0.30 inch 4-digit seven segment display has transformed our product designs, offering unmatched clarity and durability that our customers appreciate.”

From a Purchasing Manager: “These displays have not only reduced our operational costs but also improved the overall lifecycle of our products, enhancing customer satisfaction.”

Conclusion

The 0.30 inch 4-digit seven segment LED display epitomizes the pinnacle of display technology with its combination of efficiency, durability, and versatility. It continues to shape the future of digital displays, ensuring that users across various industries benefit from its advanced capabilities.

Call to Action

Enhance your products with the high-performance 0.30 inch 4-digit seven segment LED display. Contact us today to see how our innovative solutions can elevate your designs and meet your specific needs!

Features

• 0.30-Inch Digit Height (7.60mm): Provides clear visibility for numeric displays, ideal for applications that require small-sized digits.
• Dimensions (Width x Height): 30.40 x 13.20mm: Compact and space-efficient, making it suitable for a variety of applications where space is at a premium.
• Low Current Operation: Energy-efficient, beneficial for both battery-powered and low-power electronic devices.
• Common Anode and Cathode Options: Offers flexibility in circuit design, accommodating various electronic configurations.
• Excellent Character Appearance: Ensures digits are displayed clearly and legibly, enhancing readability.
• High Light Output: Bright enough for easy reading under different 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, suitable for use in complex electronic designs.
• Multicolor Availability: Provides 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: Offers 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 settings for monitoring and controlling processes.
• Electronic Scoreboards: Ideal for sports venues, displaying scores or other information.
• Digital Clocks and Timers: Appropriate for timekeeping devices in various settings, from kitchens to sporting events.
• Consumer Electronics: Useful in household appliances and gadgets that require numeric displays.
• Automotive Dashboards: Suitable for displaying information such as fuel level, temperature, or speed in vehicles.
• Medical Devices: Can be used in healthcare equipment for displaying measurements or timer functions.
• Telecommunication Systems: Ideal for network devices, showing data such as signal strength or channel numbers.
• Retail Price Displays: Effective in showing prices or quantities in retail settings.
• Home Automation Systems: Useful in smart home devices for displaying settings or statuses.
• Portable Electronic Devices: Suitable for handheld gadgets where space is limited.
• Laboratory Equipment: Can be used in scientific instruments for displaying measurements or experimental data.
• Security Systems: Appropriate for security panels displaying status codes or settings.

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Part No. (Cathode)	Part No. (Anode)	Emitting Color	Material	Peak Wavelength (nm)	Voltage typ.(v)	Voltage max. (v)	Luminous min	Luminous typ
BL-Q30I-41B	BL-Q30J-41B	ultra Blue	InGaN/SiC	470		4.2	60	90
BL-Q30I-41D	BL-Q30J-41D	Super Red	GaAlAs/DH	660		2.2	70	110
BL-Q30I-41E	BL-Q30J-41E	Orange	GaAsP/GaP	635		2.5	70	105
BL-Q30I-41G	BL-Q30J-41G	Green	GaP/GaP	570		2.5	70	110
BL-Q30I-41H	BL-Q30J-41H	Red	GaP/GaP	700		2.6	7.5	10
BL-Q30I-41PG	BL-Q30J-41PG	Ultra Pure Green	InGaN/SiC	525		4.2	115	195
BL-Q30I-41S	BL-Q30J-41S	Hi Red	GaAlAs/SH	660		2.2	75	100
BL-Q30I-41UB	BL-Q30J-41UB	ultra Blue	InGaN/SiC	470		4.2	75	120
BL-Q30I-41UE	BL-Q30J-41UE	Ultra Orange	AlGaInP	630		2.5	95	130
BL-Q30I-41UG	BL-Q30J-41UG	Ultra Green	AlGaInP	574		2.5	95	130
BL-Q30I-41UR	BL-Q30J-41UR	Ultra Red	GaAlAs/DDH	660		2.2	97	150
BL-Q30I-41UY	BL-Q30J-41UY	Ultra Yellow	AlGaInP	590		2.5	80	120
BL-Q30I-41W	BL-Q30J-41W	Ultra White	InGaN	-		4.2		140
BL-Q30I-41Y	BL-Q30J-41Y	Yellow	GaAsP/GaP	585		2.5	70	105

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