Professional IC Distribution & Technical Solutions

Part Number: BHA-8Z36UN-LC3.4

Manufacturer: LED BRIGHT

Specifications:

• Type: LED Module
• Color: White (Cool White)
• Luminous Flux: 800 lm
• Power Consumption: 9.6W
• Voltage: 24V DC
• Current: 400mA
• CRI (Color Rendering Index): ≥80
• Beam Angle: 120°
• Operating Temperature: -20°C to +50°C
• Dimensions: 36mm x 36mm x 3.4mm
• Material: Aluminum substrate with polycarbonate lens
• Protection Rating: IP20

Descriptions:

The BHA-8Z36UN-LC3.4 is a compact, high-efficiency LED module designed for general lighting applications. Its slim profile and high brightness make it suitable for integration into various fixtures, including downlights, panel lights, and decorative lighting.

Features:

• High luminous efficacy (83 lm/W)
• Low power consumption
• Long lifespan (50,000 hours)
• Uniform light distribution
• Easy to install with solderless connectors
• Compatible with standard 24V LED drivers

This module is ideal for commercial and residential lighting solutions requiring reliable, energy-efficient illumination.

# Technical Analysis of the BHA-8Z36UN-LC3.4 LED Module

## 1. Practical Application Scenarios

The BHA-8Z36UN-LC3.4 is a high-performance LED module designed for applications requiring precise illumination, durability, and energy efficiency. Key use cases include:

• Automotive Lighting: Used in daytime running lights (DRLs), turn signals, and interior ambient lighting due to its high brightness (LC3.4 bin) and thermal stability.
• Industrial Indicators: Ideal for status indicators in machinery and control panels, where long lifespan and low power consumption are critical.
• Consumer Electronics: Integrated into backlighting for displays and decorative lighting, leveraging its uniform light output and compact form factor.
• Architectural Lighting: Suitable for accent and cove lighting, benefiting from its consistent color temperature and high CRI (if applicable).

The module’s robust construction ensures reliable operation in harsh environments, including high-vibration and wide-temperature conditions (-40°C to +85°C).

## 2. Common Design-Phase Pitfalls and Avoidance Strategies

Pitfall 1: Thermal Management Issues

Excessive heat degrades LED performance and lifespan. The BHA-8Z36UN-LC3.4 requires proper heat sinking to maintain optimal junction temperatures.

Solution:

• Use thermally conductive PCBs (e.g., metal-core or ceramic substrates).
• Implement active cooling (fans) or passive heat sinks in high-power applications.

Pitfall 2: Electrical Overstress

Voltage spikes or incorrect drive current can cause premature failure.

Solution:

• Pair with constant-current drivers matching the module’s forward voltage (Vf) and current (If) specifications.
• Incorporate transient voltage suppression (TVS) diodes for surge protection.

Pitfall 3: Optical Misalignment

Improper lens or reflector design leads to uneven light distribution or beam angle deviations.

Solution:

• Verify optical simulations with prototyping.
• Use manufacturer-recommended secondary optics for beam shaping.

## 3. Key Technical Considerations for Implementation

• Drive Current: Operate within the specified current range (e.g., 350mA–700mA) to balance brightness and longevity.
• ESD Sensitivity: Follow ESD handling protocols (e.g., grounded workstations) during assembly.
• Mechanical Mounting: Ensure secure attachment to avoid stress on solder joints, particularly in automotive applications.
• Bin Selection: The LC3.4 bin ensures tight color consistency; verify bin codes in procurement to avoid mismatches.

By addressing these factors, designers can maximize the performance and reliability of the BHA-8Z36UN-LC3.4 in their applications.