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QLSP28RD

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— 葡萄酒 | 威士忌 | 白兰地 | 啤酒 —

QLSP28RD

QLSP28RD

$0.34
  • Description：PLCC4, TOP VIEW, RED, 30, 50MA
  • Series：-
  • Mfr：Quelighting Corp
  • Package：Tape & Reel (TR),Cut Tape (CT)

SKU:29834c6b6c97 Category: Brand:

　　
  • Quantity
    • -
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Product Detailed Parameters

  • Description：PLCC4, TOP VIEW, RED, 30, 50MA
  • Series：-
  • Mfr：Quelighting Corp
  • Package：Tape & Reel (TR),Cut Tape (CT)
  • Color：Red
  • Configuration：Independent
  • Lens Color：-
  • Lens Transparency：Clear
  • Millicandela Rating：8000mcd
  • 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：625nm
  • 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：-

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QLSP28RD

How to buy
Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.
Payment Method
Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.
Delivery time
In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.
Freight calculation
Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.
Mode of Transportation
We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.
Return and Refund
Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.

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Buying Guide
Summary

Quelighting Corp QLSP28RD is selected in LED Indication - Discrete category when brightness/color and thermal behavior need to remain consistent over time. Key specs include Description (PLCC4, TOP VIEW, RED, etc.), Package/case (4-PLCC), and Mounting (Surface Mount).

Selection Notes
  • For QLSP28RD, confirm the supply current (50mA) is acceptable for standby and active operation.
  • Verify the optical wavelength (625nm) matches your sensor or visual display requirements.
  • Validate Millicandela Rating (8000mcd) under the expected test conditions in your application.
  • Double-check the mounting type (Surface Mount) for your intended installation method.
Alternates & Substitutions
  • Next, validate min/max ratings and recommended operating conditions against your power rails, load, and environment.
  • For LEDs/opto parts, match optical output requirements and confirm drive current and thermal limits to avoid early degradation.
  • Always compare the datasheet test conditions behind key specs (load, frequency, temperature) to avoid swapping in a part that was characterized differently.
  • If you already have candidate alternates, send the list and we can check drop-in risks against (package 4-PLCC).
FAQ

Who is the manufacturer of QLSP28RD?
Quelighting Corp

How do I optimize the life of QLSP28RD?
Provide adequate thermal management and strictly control the drive current to prevent premature degradation.

What is the mounting method for QLSP28RD?
Surface Mount

Which Lens Transparency is listed for QLSP28RD?
Clear

Application Scenarios

In practice, when Quelighting Corp QLSP28RD is used in LED Indication - Discrete designs, teams typically start by confirming interfaces, supply rails, operating envelope, and qualification expectations. For isolated links, propagation delay, CTR, and dv/dt immunity matter; for indicators, visibility under ambient light and consistent brightness are key. In real deployments, well-integrated optoelectronics improve user feedback, sensing robustness, and noise immunity in real products. LED indication design balances forward voltage/current, brightness, and viewing angle so visibility remains consistent under ambient light and temperature. After the schematic looks right, the proof is in measured behavior across corners, not just typical conditions. In outdoor housings, optical components are qualified for condensation and UV exposure so brightness and sensitivity remain stable. A disciplined approach reduces the chance that a design only works under typical conditions on the bench.

Compatibility Advice
  • Verify tolerance stack-up and assembly constraints so mechanical fit does not depend on fragile adjustments across temperature and supply corners.
  • Plan measurable bring-up tests so acceptance criteria are objective and repeatable across lots before release to production.
Project Fit
  • Good fit when you can measure and verify Quelighting Corp QLSP28RD for LED Indication - Discrete integration with the real wiring and cabling, and you need documentation and substitution safety for long-life equipment.
  • Poor fit when the system is tuned case-by-case and cannot be reproduced, because validation would rely on assumptions that cannot be re-tested later.
QLSP28RDQLSP28RD
$0.34
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