XPEBWT-L1-0000-00CE4 LED Lighting: Description, Features, and Applications

What is the XPEBWT-L1-0000-00CE4?

The XPEBWT-L1-0000-00CE4 is a warm white LED from Cree’s XLamp XP-E2 series, emitting light at approximately 4500 K. It delivers a luminous flux of 100 lumens when tested at 350 mA and has a typical forward voltage of 2.9 V at this current. The LED is rated for a maximum forward current of 1000 mA but is generally tested at 350 mA. With a Color Rendering Index (CRI) of around 75, it offers moderate color accuracy.

The LED’s compact dimensions are 3.45 mm in both length and width. At the test current, it achieves an efficiency of approximately 102 lumens per watt. Building on the original XP-E series, the XP-E2 model improves both lumen output and thermal performance. It is suitable for a variety of applications, including general and architectural lighting, where warm white light is required.

Key Features of XPEBWT-L1-0000-00CE4

The XPEBWT-L1-0000-00CE4 is a model of the Cree XLamp XP-E2 LED, specifically designed for warm white illumination. Here are its key features:

Illumination Color: Warm White (approximately 3700 K to 4000 K)

Luminous Flux:

• Approximately 100 lumens at a test current of 350 mA
• Maximum output can reach up to 283 lumens in a single-unit configuration and 849 lumens in a three-unit configuration.

Efficiency:

• The luminous efficacy is about 102 lumens per watt at the test current.

Forward Voltage: Typical forward voltage is around 2.9 V at 350 mA.

Maximum Drive Current: Up to 1000 mA, allowing for higher output under specific conditions.

Viewing Angle: Wide viewing angle of approximately 110°, enhancing light distribution.

Thermal Management: Low thermal resistance, as low as 2.5 °C/W, which aids in maintaining performance under high currents.

Size: Compact dimensions of 3.45 mm x 3.45 mm, making it suitable for various applications67.

Compliance and Reliability: RoHS is compliant and recognized by UL, ensuring it meets safety and environmental standards.

XPEBWT-L1-0000-00CE4 Specifications

The XPEBWT-L1-0000-00CE4 is a model of the Cree XLamp XP-E2 LED, specifically designed for warm white illumination. Here are its detailed specifications:

Advantages of Using XPEBWT-L1-0000-00CE4

The XPEBWT-L1-0000-00CE4 offers several advantages, particularly due to its warm white light characteristics. Here are the key benefits of using this LED:

Cozy Atmosphere: The warm white light (around 3700K to 4000K) creates a comfortable and inviting ambiance, making it ideal for living rooms, bedrooms, and dining areas where relaxation is desired.

Reduced Eye Strain: Warm white lighting is softer on the eyes compared to cooler light, which can help minimize eye fatigue, especially in spaces where people spend extended periods.

Enhanced Aesthetics: This LED's warm hue complements various interior design styles, adding warmth and charm to spaces, which can enhance the overall aesthetic appeal of a room.

Versatility: Suitable for both indoor and outdoor applications, the XPEBWT-L1-0000-00CE4 can be used in various settings such as homes, restaurants, and outdoor patios to create a welcoming environment.

Energy Efficiency: As an LED product, it consumes less energy compared to traditional incandescent bulbs while providing comparable brightness, leading to lower electricity bills and reduced environmental impact.

Long Lifespan: LEDs generally have a longer operational life than traditional lighting options, reducing the frequency of replacements and maintenance efforts.

Mood Enhancement: Warm white light has been shown to positively affect mood and can stimulate appetite, making it a preferred choice for dining areas and social spaces.

XPEBWT-L1-0000-00CE4 Applications

The XPEBWT-L1-0000-00CE4 LED, known for its warm white illumination, is versatile and suitable for a wide range of applications. Here are some key applications:

Residential Lighting: Ideal for living rooms, bedrooms, and dining areas, providing a cozy and inviting atmosphere.

Hospitality Industry: Used in hotels, restaurants, and cafés to create a warm and welcoming environment that encourages guests to relax and enjoy their surroundings.

Retail Spaces: Enhances the shopping experience by creating a comfortable ambiance that highlights products without harsh lighting.

Architectural Lighting: Suitable for accent lighting in architectural designs, enhancing the visual appeal of buildings and outdoor spaces.

Healthcare Facilities: Can be used in patient rooms and waiting areas to create a calming environment that promotes relaxation and comfort.

Spas and Wellness Centers: Provide soft lighting that contributes to a tranquil atmosphere, enhancing the overall experience for clients.

Event Spaces: Effective for mood lighting in weddings, parties, and other events where ambiance is crucial.

Art Galleries and Museums: Used to illuminate artworks while maintaining color accuracy without overwhelming brightness.

These applications leverage the warm white light characteristics of the XPEBWT-L1-0000-00CE4 to enhance environments, making it a preferred choice across various sectors.

XPEBWT-L1-0000-00CE4 Equivalents

The XPEBWT-L1-0000-00CE4 is a warm white LED from Cree’s XLamp XP-E2 series, known for its moderate output and efficiency. Equivalent models, such as the Cree XP-E2 Warm White (XPEBWT-L1-0000-00C51) and Cree XP-G2 (XPGWHT-L1-0000-00H51), offer similar illumination color but vary in terms of lumen output and efficiency, with the XP-G2 providing higher brightness. For even brighter applications, the Cree XP-L (XPLAWT-00-0000-000LU60E7) offers a significant increase in lumen output while maintaining a similar color temperature. The Luxeon K Series (LUXEON-K-COBWW12) presents a powerful alternative with a higher lumen output and energy efficiency, though it features a warmer color temperature than the Cree models. When selecting an alternative, it is important to consider factors such as forward voltage, current rating, thermal management, and the specific brightness needs of the application.

XPEBWT-L1-0000-00CE4 Compared to Other XP-E2 LEDs

The XPEBWT-L1-0000-00CE4, a model of the Cree XLamp XP-E2 LED, can be compared to other LEDs in the XP-E2 series based on several key specifications and performance metrics. Here’s an overview of how it stacks up against other XP-E2 LEDs:

Comparison of XPEBWT-L1-0000-00CE4 with Other XP-E2 LEDs

Key Insights

Luminous Output: The XPEBWT-L1-0000-00CE4 provides a luminous output suitable for applications requiring warm white light, while other models may focus on higher outputs in different colors.

Current and Voltage: The maximum drive current is similar across the series, but some color variants allow for higher currents, potentially leading to greater brightness.

Thermal Management: The thermal resistance varies among models, impacting their performance under high current conditions.

Versatility: The XP-E2 series includes various colors and configurations, making it adaptable for different lighting needs, from general illumination to specialized applications like horticultural lighting.

This comparison highlights the versatility and performance enhancements of the XP-E2 series while showcasing the specific advantages of the XPEBWT-L1-0000-00CE4 in warm white applications.

Working Principle of XPEBWT-L1-0000-00CE4

The XPEBWT-L1-0000-00CE4 operates based on the principles of semiconductor physics, specifically utilizing the characteristics of light-emitting diodes (LEDs). Here’s an overview of its working principle:

1. Semiconductor Structure: The XPEBWT-L1-0000-00CE4 consists of a semiconductor material that is typically made from gallium nitride (GaN). This material is structured in a way that allows it to emit light when an electric current passes through it.

2. P-N Junction: The LED contains a p-n junction, where p-type (positive) and n-type (negative) semiconductor materials are joined together. When voltage is applied, electrons from the n-type region recombine with holes in the p-type region.

3. Electron-Hole Recombination: As electrons move across the junction and recombine with holes, energy is released in the form of photons (light). The wavelength (and thus color) of the emitted light depends on the bandgap energy of the semiconductor material used.

4. Warm White Light Emission: The specific phosphor coating on the XPEBWT-L1-0000-00CE4 converts some of the blue light emitted by the LED into warm white light, typically around 3700K to 4000K. This makes it suitable for applications requiring a cozy atmosphere.

5. Thermal Management: Effective thermal management is crucial for maintaining performance and longevity. The design includes features that minimize thermal resistance, allowing heat generated during operation to dissipate efficiently, which helps maintain optimal junction temperatures.

6. Electrical Characteristics: The LED operates at a typical forward voltage of about 2.9 V at 350 mA, with a maximum drive current of up to 1000 mA. This allows for flexibility in various lighting applications while ensuring high luminous output.

7. Viewing Angle: With a wide viewing angle of approximately 110°, the XPEBWT-L1-0000-00CE4 can effectively illuminate larger areas, making it suitable for both indoor and outdoor lighting applications.

This combination of semiconductor technology and thermal management enables the XPEBWT-L1-0000-00CE4 to deliver efficient and high-quality warm white illumination for various applications.

XPEBWT-L1-0000-00CE4 Package

XPEBWT-L1-0000-00CE4 Datasheet

XPEBWT-L1-0000-00CE4 Datasheet