3mm Special-Shaped Through-Hole LED Indicator Lamp, Single Color DIP LED
3mm Special-Shaped DIP LED - Hongcheng Optoelectronics LED Manufacturer
Product Overview:
The 3mm special-shaped LED is a through-hole light-emitting diode with custom lens geometries — flat, concave, tower, nipple, oval and other special shapes can be produced to fit the product structure. It features compact size, flexible installation, adjustable light effects and high visibility, making it ideal for special panels, light guide structures and custom electronic products.
Key Advantages:
- 3mm special-shaped package for differentiated structural requirements
- Adjustable emission direction, viewing angle and light distribution
- Through-hole pin structure for easy installation and stable connection
- Available in red, yellow, green, blue, white, orange and purple
- Clear, diffused and tinted lens options available
- Customizable shape, lead length, polarity and bending style
Applications:
- Special-shaped panels, special keys and switch indicators
- Instruments, meters and industrial control equipment
- Light pipes, light guide plates and backlight structures
- Home appliances, audio and communication equipment
- , gifts and creative electronic products
- Security equipment, automotive electronics and custom projects
Product Features:
Chip: Grade-A chips from leading Taiwan and mainland brands with stable brightness and excellent color consistency; brightness and wavelength binning available.
Gold wire: 99.9% pure gold wire bonding with excellent conductivity and firm, reliable solder joints.
Encapsulant: high-quality epoxy resin; different lens shapes, colors and light transmission effects available on request.
Lead frame: high-quality metal lead frame; different lead lengths, pitches, bending and polarity options available.
Customization: structural evaluation and sample confirmation based on physical parts, drawings or application requirements.
Packaging: bulk, bagged or customer-specified packaging with anti-static and moisture protection.
Hongcheng HC-34U22R33CJT-AA-L3mm special-shaped red
Hongcheng HC-34LU22W15BMW-AA-L 3mm special-shaped white
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Quick Specifications
| Product Name | 3mm Special-Shaped DIP LED |
| Package Type | DIP package |
| Dimensions | 3mm |
| Mounting | DIP through-hole |
| Emitting Color | Multiple colors available (red/yellow/green/blue/white/orange), customization supported |
| Chip Grade | Grade-A chips |
| Wire Bonding | 99.9% pure gold wire bonding |
| Environmental Certification | RoHS |
| Manufacturer | Dongguan Hongcheng Optoelectronics Co., Ltd. |
| Customization | Customizable color, brightness, wavelength, lens and lead length |
| Detailed Parameters | Full electrical parameters are available in the datasheet PDF on this page |
💡 Typical applications: status indicators on industrial equipment, PLC panel backlighting, instrument key lamps and appliance power indicators. Custom lead length and forming available.
Q: Can the lead length be customized?
A: Standard leads are 23-25mm. Custom cut leads (down to 3.5mm) and formed bends are available, and tape packaging supports auto-insertion machines.


