100PCS 3528 Bicolor SMD LED Beads Amber & Yellow PLCC-4
100PCS 3528 Bicolor SMD LED Light Beads – Amber Red & Yellow PLCC-4 Reverse Pole
Upgrade your electronics projects with these precision-engineered 3528 Bicolor SMD LED Light Beads. This pack of 100 units features a dual-color PLCC-4 reverse-pole configuration, emitting a warm Amber Red (617 nm) and a vibrant Yellow (587 nm) — ideal for indicator lights, display panels, automotive lighting, DIY circuits, and more. Made in Mainland China.
Key Specifications
- Part Number: LAY T67B
- Package Type: PLCC-4 Reverse Pole
- LED Size: 3.5 × 2.8 × 2.1 mm (3528 form factor)
- Colors: Amber Red (617 nm) + Yellow (587 nm)
- Forward Voltage: Amber Red – 2.1 V | Yellow – 2.2 V
- Max Current: 50 mA
- Power: 0.1 W
- Emitting Angle: 120°
- Material: Plastic housing
- Quantity: 100 pieces per pack
Why Choose These LEDs?
- ✅ Dual-color output in a single compact 3528 package — saves board space
- ✅ Reverse-pole PLCC-4 design for easy orientation identification during assembly
- ✅ Wide 120° emitting angle for broad, even illumination
- ✅ Consistent wavelength accuracy — 617 nm amber and 587 nm yellow for reliable color matching
- ✅ 100% original components with free after-sale warranty included
- ✅ Suitable for wholesale and dropshipping orders
What's in the Box?
- 100 × LAY T67B 3528 Bicolor SMD LED Light Beads (Amber Red + Yellow)
Note: Due to lighting and screen color calibration differences, actual colors may vary slightly from product images. Measurement tolerance is ±1–3 mm.
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Frequently Asked Questions
Q: What does "reverse pole" mean on the PLCC-4 3528 SMD LED?
A: "Reverse pole" refers to the orientation of the anode and cathode pins relative to a standard PLCC-4 package. This means the polarity is flipped compared to typical PLCC-4 LEDs, so always check your circuit schematic and confirm the pinout before soldering to ensure correct installation on your PCB.
Q: What applications are these 3528 bicolor SMD LEDs suitable for?
A: These Amber Red + Yellow 3528 bicolor SMD LED light beads are ideal for a wide range of applications including indicator lights, automotive dashboard lighting, LED signage, display panels, PCB status indicators, DIY electronics projects, and custom lighting assemblies where dual-color output in a single package is needed.
Q: Are these LEDs compatible with standard SMD soldering processes?
A: Yes. The 3528 (3.5 × 2.8 mm) PLCC-4 package is a standard SMD form factor fully compatible with reflow soldering and pick-and-place assembly processes. Ensure your solder paste and temperature profile are appropriate for plastic-housed LED components to avoid thermal damage.