WS2812B-2020
Manufacturer
Model
WS2812B-2020
Category
The Worldsemi WS2812B-2020 is a compact RGB LED with integrated control circuit optimized for 5V systems, offering 622.5nm/515.6nm/470.4nm wavelengths and 100KB/S data transmission. Ideal for LED strips and digital displays, it provides 200-520mcd luminous intensity with Positive Stick installation. Precautions include soldering care for SMD packaging, 5V voltage limits, and static discharge risks. Designers should ensure proper thermal management and verify signal integrity at high data rates. Market strengths include cost-effectiveness and compact size, while limitations are voltage specificity and thermal performance under continuous operation.
Reference Pricing
Reference Stock
Specifications
| Color Temperature | 25000K |
| Emitting Color | Red, Green, Blue |
| Forward Current | 12mA |
| Forward Voltage | 5V |
| IC Function | Serial cascade interface, data reception and decoding depend on just one signal line |
| Lifetime | specific value not provided |
| Luminous Efficiency | mcd (specific value not provided) |
| Operating Temperature Range | specific value not provided |
| Package Material | specific value not provided |
| Package Type | SMD,2x2mm |
| Radiation Angle | specific value not provided |
| Rated Voltage | 5V |
Function And Role
Core Function
RGB light emission with integrated control circuit
Key Characteristics
- 622.5nm;515.6nm;470.4nm wavelength range
- 200mcd;520mcd;160mcd luminous intensity
- 5V supply voltage
- 100KB/S data transmission rate
- Positive Stick installation method
Application Domains
Basic Scenarios
- LED strip lighting
- Digital displays
- Signage systems
Extended Scenarios
- Smart home devices
- Wearable technology
- Automotive interior lighting
Precautions
| Soldering | Use fine pitch soldering tools for 2.2x2mm SMD packaging |
| Current Limit | Max 20mA per channel (not explicitly specified in parameters) |
| Voltage Limit | 5V supply voltage |
| Thermal Management | Ensure proper heat dissipation for 0.024g component |
| Storage | Store in dry environments below 30°C with moisture sensitivity level 5A |
| Risk Warnings |
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Alternative Model Params
- Wavelength (622.5nm;515.6nm;470.4nm)
- Luminous Intensity (200mcd;520mcd;160mcd)
- Supply Voltage (5V)
- Data Transmission Rate (100KB/S)
- Installation Method (Positive Stick)
Design Recommendations
| Layout | Maintain 3mm trace spacing for SMD components |
| Thermal | Use thermal vias for heat dissipation |
| Compatibility | Optimal performance with 5V logic systems |
| Testing | Verify signal integrity at 100KB/S data rate |
Market Positioning
| Strengths |
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| Weaknesses |
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