0.7 inch height 5×7 LED dot matrix | ultra Blue

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BL-M07A571UB

Color: 

ultra Blue

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Series No:BL-M07A571
Specification Download:
Dimension
12.7 × 17.8 × 6.3 mm
Description:
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Introduction

The 0.7 inch height 5x7 LED dot matrix display stands as a significant advancement in the field of electronic visual displays. Known for its precision and versatility, this display technology is especially valued in applications requiring clear, concise visual communication. This article delves into the features, applications, benefits, and real-world usage of this specific type of LED matrix, enhanced by insights from case studies and user testimonials.

Key Features of the 0.7 Inch 5x7 LED Dot Matrix

A 5x7 dot matrix display consists of 35 LEDs arranged in five columns and seven rows, providing the capability to display characters and graphics with high clarity and flexibility. The 0.7-inch height of these matrices strikes an optimal balance between size and visibility, making them ideal for many electronic devices. Primary Features:
  • Enhanced Visibility: Larger size ensures better visibility for public and industrial applications.
  • Mono Color Output: Focuses on delivering sharp, clear mono-color graphics and text.
  • Low Energy Consumption: LED technology is renowned for its efficiency, and this matrix is no exception.

Applications Across Industries

The 0.7 inch 5x7 LED dot matrix is widely used in various sectors due to its adaptability and efficiency:
  • Industrial Control Panels: Acts as a crucial component for displaying system statuses and alerts.
  • Consumer Electronics: Used in home appliances for settings displays.
  • Public Information Displays: Ideal for showing information in places such as bus stops and train stations.

Benefits of Employing the 0.7 Inch 5x7 LED Dot Matrix

The implementation of this LED matrix technology offers several advantages:
  • Cost-Efficiency: Reduces operational costs due to its energy efficiency and durability.
  • Ease of Programming: Compatible with various microcontrollers, which facilitates easy programming for custom displays.
  • Robustness: LEDs are known for their longevity and can operate under a wide range of environmental conditions.

Real-World Impact: Case Studies

Practical applications provide clear evidence of the matrix’s versatility and efficiency:
  1. Transportation Management: A city transit authority implemented these displays to show real-time bus schedules, greatly improving commuter experience.
  2. Healthcare Equipment: Used in medical devices to display critical patient information, enhancing the efficiency of healthcare services.

User Testimonials: Insights from the Field

  • Electronics Developer: "Using the 0.7 inch 5x7 LED dot matrix has allowed us to develop more interactive and user-friendly consumer electronics."
  • Transportation Administrator: "These LED displays have drastically reduced maintenance calls due to their reliability and clarity, even in direct sunlight."

Conclusion

The 0.7 inch height 5x7 LED dot matrix display is a dynamic solution that brings significant enhancements to various electronic applications. With its balance of size, efficiency, and clarity, it continues to be a preferred choice for developers looking to improve their visual display capabilities. Call to Action: Upgrade your display technology with our robust and efficient 5x7 LED dot matrix. Contact us today to see how our solutions can transform your applications.
0.7 inch height 5x7 LED dot matrix
0.7 inch height 5x7 LED dot matrix

Features

  • Compact Matrix Size: With a height of 19.7mm and a display width and height of 12.70x17.80mm, it offers a small yet effective display area.
  • Dot Characteristics: It features circular dots, each with a size of 1.90mm, providing clear and distinct illumination for its size.
  • Grid Layout: The matrix has 5 columns and 7 rows, allowing for a variety of display patterns and characters in a very compact form.
  • Energy-Efficient Operation: Designed for low current usage, making it suitable for energy-saving applications and long-term use.
  • High Contrast and Brightness: The high contrast and light output ensure that the display is easily readable under various lighting conditions.
  • Code Compatibility: Compatible with ASCII and EBCDIC codes, offering flexibility for different programming and display purposes.
  • Horizontal Stackability: Can be stacked horizontally, which is useful for creating wider or more complex display panels.
  • Circuit Design Flexibility: Available with both column cathode and anode options, providing versatility for different electronic designs.
  • Easy Installation: Designed for straightforward mounting on printed circuit boards or sockets, enhancing its adaptability in various projects.
  • Consistent Brightness: LEDs are categorized for luminous intensity, ensuring uniform brightness across the display.
  • Durability: Technically rugged, making it reliable for various applications and operational conditions.
  • Aesthetic Design: Features a standard gray surface with white dots, offering a sleek and professional appearance.
  • Environmental Compliance: RoHS compliance indicates that it is manufactured with environmentally friendly practices.

Applications

  • Miniature Electronic Displays: Ideal for applications requiring small, clear displays, such as wearable technology or compact electronic devices.
  • Custom Indicators: Suitable for creating custom indicators or readouts in small-scale machinery, appliances, or other electronic equipment.
  • Educational Tools: Can be used in educational settings for teaching electronics and programming, particularly for projects involving visual outputs.
  • Interactive Art and DIY Projects: Appropriate for small-scale interactive art installations or for hobbyist electronics projects.
  • Prototyping: Useful for prototyping electronic components or systems where space is limited and a clear display is necessary.
  • Portable Devices: Its small size and low power requirements make it suitable for portable electronic devices like handheld gadgets.
  • Informational Signage: Appropriate for small-scale information displays in public areas, offices, or retail environments.
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Dimension and Circuit Drawing:
Related Information

Soldering

When soldering, leave a minimum of 2mm clearance from the base of the base of the lens to the soldering point. Dipping the lens into the solder must be avoided.

Do not apply any external stress to the lead frame during soldering while the LED is at high temperature.

Recommended soldering conditions:

 

IR Reflow Soldering (for SMD display)Wave SolderingSoldering Iron
Pre-Heat150-180°CPre-Heat100°C Max.Temperature300°C Max.
Pre-Heat Time120sec Max.Pre-Heat Time60sec Max.
Peak Temperature260°C Max.SolderWave260°C Max.Soldering Time3sec Max.(one time only)
Soldering Time10 sec Max.Soldering Time5sec Max.

Note: Excessive soldering temperature and/or time might result in deformation of the LED lens or failure of the LED

ESD(Electrostatic Discharge)

Static Electricity or power surge will damage the LED.

Suggestions to prevent ESD (Electrostatic Discharge):

n Use a conductive wrist band or anti-electrostatic glove when handling these LEDs

n All devices, equipment, and machinery must be properly grounded

n Work tables, storage racks, etc. should be properly grounded

n Use ion blower to neutralize the static charge which might have built up on surface of the LED’s

 plastic lens as a result of friction between LEDs during storage and handling

ESD-damaged LEDs will exhibit abnormal characteristics such as high reverse leakage current, 

low forward voltage, or “no light on” at low currents. To verify for ESD damage, check for “light on” 

and Vf of the suspect LEDs at low currents.

The Vf of “good” LEDs should be>2.0V@0.1mA for InGaN product and >1.4V@0.1mA for AlInGaP

 product.

antistatic notice-smd led

When selecting power for LED systems, it’s essential to understand several key parameters to ensure safe operation, longevity, and optimal performance. Here are some steps and considerations for LED power selection:

  • Determine the Forward Voltage (Vf) of the LED(s):

Each LED has a forward voltage, which is the voltage at which the LED operates when the current is flowing through it. This value can typically be found in the LED’s datasheet.

  • Determine the Forward Current (If) of the LED(s):

The forward current is the current at which the LED is designed to operate. Running an LED at higher than its rated current can reduce its lifespan and increase the heat it produces.

  • Decide on the Configuration:

Series Configuration: When LEDs are connected in series, the forward voltages add up, but the current remains the same.

Parallel Configuration: When LEDs are connected in parallel, the forward voltage remains the same, but the currents add up. This configuration can be risky because if one LED fails or has a slightly lower forward voltage, it can cause the other LEDs to draw more current.

Calculate Total Power Requirements:

Power (W) = Total Forward Voltage (V) x Total Forward Current (A)

For example, if you have three LEDs connected in series, each with a forward voltage of 3V and a forward current of 20mA, the total power requirement would be:

Power = (3V + 3V + 3V) x 20mA = 9V x 0.02A = 0.18W

  • Select an Appropriate Power Supply:
  • Voltage Rating: The power supply voltage should match or slightly exceed the total forward voltage of your LED configuration.
  • Current Rating: The power supply’s current rating should meet or exceed the total forward current of your LED configuration.
  • Safety Margin: It’s a good practice to select a power supply that can provide at least 20% more power than your calculated requirement. This ensures the power supply isn’t operating at its maximum capacity, which can extend its life and ensure safer operation.
  • Consider Additional Features:
  • Dimming Capability: If you want to control the brightness of your LEDs, choose a power supply with dimming capabilities.
  • Overcurrent and Overvoltage Protection: To protect your LEDs, select a power supply with built-in protection mechanisms.
  • Thermal Management: Ensure that the power supply has adequate cooling, especially if it will be enclosed or in a location with limited airflow.
  • Regulation and Efficiency:A power supply with good regulation will maintain a consistent voltage output despite variations in the load. High efficiency ensures minimal power is wasted as heat.
  • Physical Size and Form Factor:Depending on where you plan to place the power supply, its size and shape may be critical factors.

In summary, when selecting power for LED systems, understanding your LED’s requirements and the configuration you plan to use is essential. Then, pick a power supply that meets those needs with some added safety margin, keeping in mind any additional features or constraints relevant to your project.

Here are some well-regarded brands in the industry:

  • Mean Well: One of the most recognized brands in the LED power supply industry, Mean Well offers a wide range of products suitable for both indoor and outdoor applications. Their units often come with features like overcurrent protection, dimming capabilities, and high efficiency.
  • Tridonic: A global leader in lighting technology, Tridonic offers LED drivers and power supplies that cater to various lighting solutions, from simple setups to advanced smart lighting systems.
  • Philips Advance Xitanium: Philips is a well-known brand in the lighting industry, and their Xitanium series of LED drivers are known for reliability and performance. They cater to both indoor and outdoor LED applications.
  • Osram: Another giant in the lighting industry, Osram offers a range of LED drivers and power supplies suitable for various applications, including architectural and street lighting.
  • LIFUD: Specializing in LED drivers, LIFUD is known for its high-quality products that cater to both commercial and residential LED lighting solutions.
  • MOSO: This brand offers a variety of LED drivers, especially for outdoor and industrial applications. Their products are known for durability and performance.
  • TDK-Lambda: With a history in power electronics, TDK-Lambda offers a range of power supplies and LED drivers suitable for various applications, emphasizing reliability and advanced features.
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