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XL-1608UYC-04 SMD LED: 1.6mm Footprint for Medical & Auto Indicator Lights

LED Technology · 2026-04-11

XL-1608UYC-04 SMD LED: 1.6mm Footprint for Medical & Auto Indicator Lights

📌 Product Overview

The XL-1608UYC-04 is a surface-mount (SMD) LED from XINGLIGHT, featuring an ultra-compact 1.6x0.8x0.4mm footprint. This miniature device is engineered for applications where space is a critical constraint. It emits a yellow light with a transparent epoxy colloid, making it suitable for status indicators and backlighting in various electronic assemblies. The component is designed for seamless integration into automated SMT production processes, ensuring high efficiency and reliability in mass manufacturing environments.

🔍 Typical Applications

  • Medical Equipment: Endoscopes, oximeters
  • Automotive Electronics: Backlight key lights, indicator lights
  • Industrial Products: Electronic instrument panels, industrial equipment
  • Smart Home: White appliances, nixie tube LEDs
  • Communication Products: Mobile phone button lamps, routers

📊 Key Technical Specifications

ParameterSymbolMin.Typ.Max.UnitTest Condition
Luminous IntensityIv80/200mcdIF=20mA
Dominant Wavelengthλd585/595nmIF=20mA
Forward VoltageVF1.8/2.4VIF=20mA
Viewing Angle2Ø1/2/120°/degIF=20mA

⚡ Absolute Maximum Ratings & Process Limits

ParameterSymbolValueUnit
Max Continuous Forward CurrentIF20mA
Max Peak Forward CurrentIFP80mA
Max Reverse VoltageVR5V
Operating TemperatureTOPR-40 ~ +85°C
ESD ProtectionESD2000V
Soldering Temp/TimeTSOL260°C / ≤6s/

📦 Package, Dimensions & Assembly Notes

The XL-1608UYC-04 utilizes a standard SMD package with outline dimensions of 1.6x0.8x0.4mm. It is compliant with EIA standard packaging for automated handling. The LED has a Moisture Sensitivity Level (MSL) of 3 and is suitable for infrared reflow soldering processes. Assembly guidelines recommend a lead soldering temperature not exceeding 260°C for a duration of 6 seconds or less to prevent damage to the component.

🚀 Sourcing & Supply Considerations

  • Binning & Consistency: The device is available in brightness (D2-D5) and voltage (M17-9 to M18-5) grades to ensure performance consistency.
  • Supply Chain: RoHS compliant and manufactured with environmental protection standards in mind.
  • Verification: For authentic components and supply chain support, please contact official channels or authorized distributors.

❓ FAQ

Q: What is the brightness grading for the XL-1608UYC-04?A: The LED is graded from D2 (80-120 mcd) to D5 (180-210 mcd) at IF=20mA, with a brightness error tolerance of ±10%.

Q: Is this LED suitable for lead-free (Pb-free) SMT processes?A: Yes, the XL-1608UYC-04 is suitable for infrared reflow soldering, including lead-free processes, with a peak temperature limit of 235°C.

Q: What is the dominant wavelength range for this yellow LED?A: The dominant wavelength (λd) ranges from 585nm to 595nm, graded in 2.5nm steps (HY03-HY06) with an error of ±1nm.

Q: What is the maximum forward current I can apply continuously?A: The absolute maximum continuous forward current (IF) is 20mA. A peak forward current (IFP) of 80mA can be applied for very short pulses (≤0.1ms, duty cycle ≤1/10).

Q: What are the recommended storage conditions for this component?A: The storage temperature range (TSTR) is -40°C to +85°C. It has a Moisture Sensitivity Level (MSL) of 3, so proper dry storage and baking may be required before soldering if exposed to ambient conditions for an extended period.

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