L 3369 - High Luminosity Diffused LED

Overview

The L 3369 is a high-performance diffused LED designed for applications requiring clear optical indication with high luminous intensity at low operating currents. This component features a G-colored diffused package, making it ideal for status indicators, panel displays, and other visual signaling applications. The L 3369 is built to withstand harsh environmental conditions, including load dump scenarios as per DIN 40839 standards, ensuring reliability in automotive and industrial environments.

Features

• High Luminous Intensity: Delivers excellent brightness at low forward currents (typically 2 mA).
• Diffused G-Colored Package: Provides uniform light dispersion for clear visibility from wide viewing angles.
• Solder Leads with Stand-Off: Facilitates easy PCB mounting and improved mechanical stability.
• Tape and Reel Packaging: Available in taped reel form for automated assembly processes.
• Robust Construction: Load dump resistant according to DIN 40839, suitable for automotive applications.
• Wide Operating Temperature Range: Functions reliably from -55°C to +100°C.

Applications

The L 3369 LED is versatile and suitable for a broad range of applications, including but not limited to:

• Automotive Indicators: Dashboard lights, warning signals, and status indicators.
• Industrial Control Panels: Equipment status and fault indication.
• Consumer Electronics: Power-on indicators, standby mode lights.
• Medical Devices: Equipment status and alert indicators.
• Telecommunications: Network equipment status lights.

Electrical Characteristics

The following table outlines the key electrical specifications for the L 3369 LED:

Absolute Maximum Ratings

• Operating Temperature Range (Top): -55°C to +100°C
• Storage Temperature Range (Tstg): -55°C to +100°C
• Junction Temperature (Tj): +100°C
• Forward Current (IF): 7.5 mA

Typical Performance Characteristics

Under typical operating conditions (forward current of 2 mA at 25°C), the L 3369 exhibits the following performance metrics:

• Luminous Intensity: High brightness output suitable for clear visibility in ambient light conditions.
• Forward Voltage: Optimized for low-power operation while maintaining high efficiency.
• Viewing Angle: Wide-angle light dispersion due to diffused package design.

Package Information

The L 3369 is housed in a G-colored diffused package with the following mechanical specifications:

• Package Type: Diffused LED with stand-off solder leads.
• Lead Material: Tin-plated for reliable solderability.
• Mounting Style: Through-hole PCB mounting.
• Packaging Options: Available in bulk or taped reel for high-volume assembly.

Mechanical Dimensions

The exact dimensions of the L 3369 package are as follows (all measurements in millimeters):

• Body Diameter: 5.0 mm (typical)
• Lead Spacing: 2.54 mm (standard)
• Stand-Off Height: Provides sufficient clearance for PCB mounting.

Reliability and Compliance

The L 3369 is designed to meet stringent reliability standards, ensuring long-term performance in demanding environments:

• Load Dump Resistance: Compliant with DIN 40839 for automotive surge protection.
• Environmental Robustness: Resistant to thermal cycling and mechanical stress.
• RoHS Compliance: Meets environmental standards for hazardous substance restrictions.

Conclusion

The L 3369 LED is a high-reliability, high-luminosity component suitable for a wide range of indicator applications. Its robust design, combined with excellent optical performance, makes it an ideal choice for automotive, industrial, and consumer electronics. With its wide operating temperature range and compliance with industry standards, the L 3369 offers designers a dependable solution for visual signaling needs.