The LZ603 is a dedicated 8mm carrier tape developed for 3528 SMD LEDs. Widely used in consumer electronics, automotive lighting, and smart home devices, 3528 LEDs require precise packaging to prevent light degradation, electrostatic damage, and pick errors during high-speed SMT assembly. The LZ603’s conductive black PC construction provides permanent anti-static protection and light shielding, while the optimized cavity dimensions ensure a secure fit for components.
Core Specifications (Compliant with EIA-481 Industry Standards)
| Parameter Name | EIA-481 Industry Standard (mm) | Hatro Custom Parameter (mm) | Practical Advantages |
|---|---|---|---|
| W (Tape Width) | 8±0.10 | 8 | Matches global standard 8mm automatic taping & pick-and-place equipment, stable high-speed feeding without lateral offset, no extra machine parameter adjustment required |
| P1 (Feed Hole Pitch) | 4±0.10 | 4 | Precisely matches standard sprocket feed specification of mainstream SMT equipment, eliminates skip-hole and tape jam during uninterrupted high-speed operation |
| T (Base Thickness) | 0.20±0.02 | 0.20 | Moderate substrate thickness balances bending toughness and forming stability, prevents base deformation after long-time roll winding |
| A0 (Cavity Width) | 3.13±0.05 | 3.13 | 1:1 fit with 3528 LED width, restricts left-right swing of the component inside the cavity |
| B0 (Cavity Length) | 3.72±0.05 | 3.72 | Perfectly matches the longitudinal dimension of the 3528 LED, limits front-back sliding and avoids component tipping |
| K0 (Cavity Depth) | 1.45±0.05 | 1.45 | Optimized depth matches standard SMT suction nozzle stroke, guarantees smooth LED absorption and reduces empty pick rate |
| D1 (Draft Angle) | 1.00 | 1.00 | Optimized demolding angle balances smooth mold stripping during production and easy component ejection during pick-and-place |
Key Advantages
- Conductive Black PC Material: Provides permanent anti-static protection (10⁶-10⁹Ω/sq) and light shielding, preventing LED light degradation and electrostatic damage.
- Precision Cavity Design: The 3.13×3.72×1.45mm cavity is tailored for 3528 LEDs, minimizing movement, pick errors, and edge scratching.
- High Durability: PC base offers excellent toughness and temperature resistance, suitable for LED production and long-term storage.
- Reliable ESD Performance: Integral conductive modification ensures consistent anti-static properties throughout the tape, protecting sensitive LEDs during handling and assembly.
- Full Industrial Chain Support: Matched cover tape and plastic reel are available in one order, with 3-day fast mold sampling support for custom modification requirements.
Application Scenarios
- 3528 packaged SMD LEDs for consumer electronics, automotive lighting, and smart home devices
- High-volume SMT assembly requiring ESD protection and light shielding
- Projects prioritizing reliability for LED-based applications
Q&A
Q: What makes conductive black PC ideal for 3528 LED packaging?
A: The black color provides light shielding to prevent LED degradation, while the integral conductive modification ensures permanent anti-static protection without coating failure risks. This combination is essential for protecting sensitive 3528 LEDs from both light and electrostatic damage.
Q: How does the cavity design enhance SMT efficiency for 3528 LEDs?
A: The 3.13×3.72×1.45mm cavity is precision-machined to fit 3528 LEDs snugly, reducing movement and pick errors. The 1.00° draft angle ensures smooth component ejection during pick-and-place operations, minimizing downtime and improving production efficiency.
