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XL-C4040SURUG LED Datasheet: Complete Specifications and Applications Guide

Complete technical specifications and applications guide for XINGLIGHT XL-C4040SURUG surface mount LED device. Includes electrical characteristics, absolute maximum ratings, optical parameters, reliability tests, soldering guidelines, and practical usage scenarios.

XL-C4040SURUG LED Datasheet: Complete Specifications and Applications Guide

XINGLIGHT XL-C4040SURUG Product Overview

XINGLIGHT XL-C4040SURUG is a surface mount LED device designed for automotive and industrial lighting applications. With its compact 4.0×3.95×3.55mm package and excellent optical performance, this LED delivers reliable illumination across diverse use cases.

Key Specifications

Electrical Characteristics

  • Forward Voltage (VF): 1.8V to 2.4V

  • Forward Current (IF): 20mA to 60mA

  • Reverse Voltage (VR): 5V

  • Power Dissipation: 50mW at 25°C

  • Peak Forward Current (IFP): 80mA

  • Thermal Resistance: N/A (as specified)

Optical Characteristics

  • Lens Color: Red Water Clear / Water Colloid
  • Luminous Color: Red
  • Viewing Angle (2θ): 120° (half-angle)
  • Dominant Wavelength (λp): 625nm
  • Peak Wavelength (λp): 520nm
  • Luminous Intensity: 700mcd to 1000mcd

Package Specifications

  • Outer Dimensions (L/W/H): 4.03.953.55mm
  • Package Form: With Flange
  • Mounting Style: Surface Mount
  • MSL (Moisture Sensitivity Level): 3
  • Packaging: EIA standard packaging

Absolute Maximum Ratings (Ta=25°C)

ParameterValueUnit
Forward Current60mA-
Reverse Voltage5VV
Power Dissipation50mW-
ESD Capability2000VV
Operating Temperature-40 to +85°C
Storage Temperature-40 to +85°C
Soldering Temperature≤255°C

Optical Characteristics (IF=20mA)

| Parameter | Min | Typ | Max | Unit |
|-----------|------|--------|-------|
| Luminous Intensity | 700 | 1000 | mcd |
| Viewing Angle (2θ) | / | 120 | deg | IF=20mA |
| Dominant Wavelength (λp) | / | 625 | nm | IF=20mA |
| Peak Wavelength (λp) | / | 520 | nm | IF=20mA |
| Forward Voltage | 2.0 | 2.4 | V | IF=20mA |
| Reverse Current (VR=5V) | / | / | ≤ 5 | μA | IF=20mA |

Applications

The XINGLIGHT XL-C4040SURUG is suitable for various applications:

  • Automotive Exterior Lighting: Car exterior lighting, step lights, exit passage lights, sign lights

  • Automotive Interior Lighting: Dashboard illumination, interior lighting, reading lights

  • Outdoor Lighting Fixtures: Street lighting, flood lights, pathway lights, garden lights

  • Consumer Appliances: Refrigerator lighting, washing machine lighting, clothes dryer lighting

  • Decoration and Entertainment Lighting: Stage lighting, architectural lighting, and entertainment lighting

  • Industrial Applications: Machine vision systems, status indicators, and emergency lighting

Compliance and Certifications

  • ROHS Compliant: Yes, meets environmental protection standards
  • EIA Standard Packaging: Complies with EIA packaging requirements
  • Suitable for SMT: Designed for automated surface mount technology assembly
  • Environmental Protection: Complied with ROHS Directive

Soldering Guidelines

  • Profile: Reflow Soldering
  • Peak Temperature (TSOL): 260°C ≤ 6 seconds
  • Preheating Temperature: 150°C to 200°C
  • Soldering Time: 10s ± 2s
  • Cooling Rate: From peak to 100°C within 10s

Packaging

  • Type: EIA standard packaging
  • Environmental Compliance: Complied with ROHS Directive
  • Suitable for SMT: Designed for automated surface mount technology assembly

Why Choose XL-C4040SURUG?

High Brightness: With luminous intensity up to 1000mcd, this LED delivers exceptional brightness in a compact package.

  • Wide Viewing Angle: The 120° viewing angle ensures even light distribution and flexible application design.
  • Reliable Performance: 2000V ESD protection and ROHS compliance ensure long-term reliability and environmental compliance.
  • SMT Compatible: The 4.0×3.95×3.55mm package is designed for automated SMT production lines, reducing assembly costs.
  • Wide Temperature Range: Operating from -40°C to +85°C, suitable for harsh automotive and outdoor environments.

Ordering Information

  • Part Number: XL-C4040SURUG
  • Brand: XINGLIGHT
  • Minimum Order Quantity: 1000 units
  • Lead Time: 6-8 weeks

Compliance and Certifications

  • ROHS Compliant: Yes, meets environmental protection standards
  • EIA Standard Packaging: Complies with EIA packaging requirements
  • Suitable for SMT: Designed for automated surface mount technology assembly
  • Environmental Protection: Complied with ROHS Directive

Technical Support

For detailed specifications, application support, or procurement inquiries:

  • Contact: [Email] or [Website]
  • Datasheet Version: 1.2
  • Last Updated: February 2026

Note: This datasheet is compiled for reference purposes. Always verify latest specifications with manufacturer before finalizing design decisions.

About Leon Zhang

Leon Zhang is the founder of LDeepAI, focusing on AI-assisted electronic component sourcing and verified China supply-chain support for overseas buyers. He previously worked within the Huaqiang Group ecosystem, including experience related to HQEW, one of China's well-known electronic component trading platforms. This background gives him practical insight into China's electronic component supply-chain structure, supplier screening, channel verification and cross-border sourcing workflows.

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