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Product Detailed Parameters
- Description：PLCC4, TOP VIEW, YELLOW,30,50MA
- Series：-
- Mfr：Quelighting Corp
- Package：Tape & Reel (TR),Cut Tape (CT)
- Color：Yellow
- Configuration：Independent
- Lens Color：-
- Lens Transparency：Clear
- Millicandela Rating：6500mcd
- Lens Style：Round with Domed Top
- Lens Size：2.40mm Dia
- Voltage - Forward (Vf) (Typ)：1.9V
- Current - Test：50mA
- Viewing Angle：30°
- Mounting Type：Surface Mount
- Wavelength - Dominant：591nm
- Wavelength - Peak：-
- Features：-
- Package / Case：4-PLCC
- Supplier Device Package：4-PLCC
- Size / Dimension：3.20mm L x 2.80mm W
- Height (Max)：3.35mm
- Grade：-
- Qualification：-
Download product information
Overview
The QLSP28YD is a discrete yellow LED indicator manufactured by Quelighting Corp. It operates at a forward voltage of 1.9V and emits light at a wavelength of 591nm. The component utilizes a 4-PLCC package configuration, supporting a maximum current of 50mA with a viewing angle of 30 degrees. It is supplied in tape and reel or cut tape formats for automated assembly processes.
Feature Summary
- Yellow visible light emission at 591nm wavelength
- Compact 4-PLCC surface mount package design
- Standard 30-degree top-view beam angle
Applications
- General status indication
- Panel indicator lights
- Electronic device signaling
Procurement Notes
Verify the specific ordering suffix to confirm the exact packaging type (Tape & Reel vs. Cut Tape) required for your production line. Ensure compatibility with standard SMT placement equipment for 4-PLCC components. Confirm that the 1.9V forward voltage aligns with your circuit design constraints before finalizing procurement orders.
Selection Notes
Select this component when a compact yellow indicator is required for space-constrained designs. The 4-PLCC form factor offers reliable surface mounting capabilities. Consider the 50mA current rating to ensure appropriate driver circuitry is implemented for optimal brightness and longevity without exceeding thermal limits.
Part Context
QLSP28YD belongs to the discrete LED indication category within Quelighting Corp's optoelectronics portfolio. It serves as a visual signal source for electronic systems. The product represents a standard solution for status monitoring applications where color-coded feedback is necessary for operational clarity.
Replacement Considerations
No public confirmed substitute part numbers are available in the provided documentation. Consult manufacturer datasheets for direct pin-compatible alternatives if supply chain adjustments are necessary.
FAQ
What is the peak wavelength of the QLSP28YD?
The peak wavelength is 591nm, producing a distinct yellow light output.
What package type does the QLSP28YD use?
It uses a 4-PLCC (Plastic Leaded Chip Carrier) surface mount package.
