✅ Advantages Over Glass LED Filaments
Better heat dissipation → longer operational life
Mechanically stronger, less prone to breakage
Stable light output over temperature variations
Safe for low-voltage, battery-powered applications
Specifications for a LED Ceramic Filament Light — 3 V, 17 mm, 6500 K White:
📦 General Information
Type: Ceramic LED filament
Shape: Linear rod-type filament
Length: 17 mm (excluding connection leads)
Base/Connection: Wire leads for soldering or welding
Light Color: Cool White (6500 K)
Applications: Miniature lamps, decorative lighting, backlighting, model lighting, indicator lights
💡 Optical Characteristics
Color Temperature (CCT): 6500 K ± 200 K (cool daylight white)
CRI (Color Rendering Index): ≥ 80
Luminous Flux: ~6 – 10 lm (typical at 20 mA)
Beam Angle: ~360° (omnidirectional light)
Light Uniformity: High, due to phosphor coating and ceramic substrate
⚡ Electrical Characteristics
Forward Voltage (Vf): 2.8 – 3.2 V (typical 3.0 V)
Forward Current (If): 20 mA (recommended), max 30 mA
Power Consumption: ~0.06 W at 20 mA
Polarity: Positive and negative leads marked or by lead length difference
🌡 Thermal Characteristics
Operating Temperature: –20 °C to +70 °C
Storage Temperature: –40 °C to +85 °C
Heat Dissipation: Enhanced via ceramic substrate for improved reliability and longer lifespan
🔧 Mechanical Features
Filament Material: Ceramic substrate with phosphor coating
Protective Coating: Transparent silicone for mechanical and environmental protection
Lead Wire Length: ~3–5 mm each side
Durability: High resistance to vibration and mechanical shock compared to glass filaments
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