Smart LED Lighting System

Application

Description

Complete smart LED lighting solution with dimming control, wireless connectivity, and high-efficiency drivers for residential and commercial applications.

Core Advantages

High Power Factor Active PFC achieves >0.9 power factor meeting international standards
Low THD Total harmonic distortion <15% for clean power consumption
Flexible Dimming Support for 0-10V, PWM, and digital dimming interfaces
Wide Power Range Scalable from 10W to 100W for various lighting applications
Easy Integration Modular design enables quick integration with existing systems

Recommended Bill of Materials (BOM)

Item Part Number Description Quantity Datasheet
1 BP3319 LED Driver Controller with PFC 1 📄 Download
2 BP501A Dimming Interface IC 1 📄 Download
3 MOSFET 650V Power MOSFET for switching 1 📄 Download
4 Flyback Transformer Custom transformer for LED driver 1 📄 Download
5 Bridge Rectifier Input rectification 1 📄 Download

Applications

Smart home lighting
Commercial downlights
Office lighting systems
Hotel and hospitality
Retail lighting

Technical Specifications

Input Voltage
90V-305V AC
Output Power
10W-100W configurable
Power Factor
>0.9
T H D
<15%
Efficiency
Up to 94%
Dimming Range
1%-100%
Operating Temperature
-20°C to +60°C

Customer Success Stories

Smart Home Lighting Manufacturer

Smart Home | Connected LED downlights

Challenge

Needed high-efficiency LED drivers with wireless dimming control for smart home integration

Solution

Implemented BP3319-based LED driver with integrated dimming interface and wireless module

Results

Commercial Lighting Supplier

Commercial Lighting | Office panel lighting system

Challenge

Required high PF LED drivers meeting strict commercial lighting standards with 0-10V dimming

Solution

Deployed BP3319M variant with integrated 0-10V dimming for panel light applications

Results

FAE Expert Insights

D

David Wang

Principal FAE - Lighting Applications

15 years

Professional Insights

The Smart LED Lighting System solution addresses the growing demand for intelligent, energy-efficient lighting. Based on my experience with numerous customer implementations, the key success factors are: proper transformer design for optimal PFC performance, careful layout of the dimming interface to prevent noise coupling, and thermal management for reliable operation. The BP3319's primary-side regulation simplifies the design while maintaining good regulation accuracy. For smart lighting applications, I recommend implementing proper EMI filtering early in the design process to avoid certification issues later. The modular approach allows customers to start with basic functionality and add smart features incrementally.

Key Takeaways

  • Proper transformer design is critical for PFC performance
  • EMI filtering should be designed early in the process
  • Thermal management ensures long-term reliability
  • Modular approach allows incremental feature addition
  • Reference designs significantly reduce development risk

Decision Framework

Solution Selection Decision Framework
Steps:
  1. Evaluate application requirements and performance metrics
  2. Compare solution advantages considering cost and supply chain
  3. Reference success cases and customer feedback
  4. Consult FAE for professional recommendations

Ready to Implement This Solution?

Contact our FAE team for design support and quotes

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Frequently Asked Questions

What control protocols are supported by this solution?

The Smart LED Lighting System supports multiple control protocols: 1) 0-10V analog dimming - industry standard for commercial lighting, 2) PWM dimming - for digital control systems, 3) DALI - digital addressable lighting interface (with external controller), 4) Wireless - WiFi, Zigbee, or Bluetooth modules can be integrated, 5) DMX - for stage and architectural lighting. The BP501A dimming interface IC provides flexible analog and PWM dimming options. For specific protocol requirements, contact LiTong for integration guidance.

Select control protocol based on your control system. Contact LiTong for protocol integration support.

How do I scale this solution for different power levels?

Scaling the solution for different power levels: 1) Component selection - choose appropriate MOSFET, transformer, and output capacitors for target power, 2) Current sense - adjust current sense resistor for desired LED current, 3) Thermal design - ensure adequate heat sinking for higher power levels, 4) Transformer - redesign turns ratio and core size for power level. The BP3319 controller works across 10W-60W range. For higher power (60W-100W), consider using multiple drivers in parallel or contact BPSemi for high-power solutions.

Follow scaling guidelines in reference design or contact LiTong for power scaling support.

What certifications does this solution support?

The Smart LED Lighting System solution is designed to meet major international certifications: 1) Safety - UL8750, EN61347, IEC61347 for LED drivers, 2) EMC - FCC Part 15, EN55015, CISPR 15 for lighting, 3) Efficiency - ENERGY STAR, DLC for high-efficiency lighting, 4) Harmonics - EN61000-3-2 for power factor and THD. The high PF (>0.9) and low THD (<15%) design meets worldwide regulatory requirements. LiTong can provide certification support and pre-compliance testing guidance.

Plan for required certifications early in design. Contact LiTong for certification support.

Can this solution be used for outdoor lighting applications?

Yes, with proper modifications for environmental protection. For outdoor lighting: 1) Enclosure - IP65 or higher rating required, 2) Surge protection - add surge protection devices for lightning protection, 3) Temperature range - ensure components rated for outdoor temperature extremes, 4) Corrosion protection - conformal coating for PCB protection. The BP3319's wide input range (90V-305V) accommodates global outdoor lighting requirements. The solution has been successfully deployed in street lighting and outdoor commercial applications.

For outdoor applications, add environmental protection. Contact LiTong for outdoor lighting design guidance.

What is the typical development timeline for this solution?

Typical development timeline using this reference solution: 1) Design phase - 2-3 weeks for schematic and PCB based on reference design, 2) Prototype - 1-2 weeks for PCB fabrication and assembly, 3) Testing - 2-3 weeks for electrical, thermal, and EMI validation, 4) Certification - 4-8 weeks depending on required certifications, 5) Production ramp - 2-4 weeks for production setup. Total timeline typically 3-6 months from design start to production. Using the reference design reduces development time by 50% compared to designs from scratch.

Contact LiTong for detailed project planning and timeline optimization.