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XL-1608PDC Phototransistor: SMT Integration & High Sensitivity Specs

LED Technology · 2026-04-21

XL-1608PDC Phototransistor: SMT Integration & High Sensitivity Specs


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📌 Product Overview

The XL-1608PDC is a high-sensitivity 0603 surface-mount phototransistor manufactured by XINGLIGHT. Encapsulated in a black epoxy colloid, this component is engineered for precision detection in optoelectronic circuits. Its miniature footprint and compatibility with automated SMT processes make it ideal for space-constrained applications. The device is designed to meet the rigorous demands of modern electronics, ensuring consistent performance in various operating conditions.

🔍 Typical Applications

  • Medical equipment
  • Infrared remote controllers
  • Camera monitoring heads
  • Industrial control systems (counters, thermal imaging, smart meters)
  • Infrared photoelectric switches
  • Wireless communication and signal transmission
  • Intelligent vehicles and robots

⚙️ Key Technical Specifications

ParameterSymbolRatingUnitTest Conditions
Peak Wavelengthλp880nm
Collector Dark CurrentICEO30nAVCE=20V, Ee=0mW/cm²
Photocurrent @850nmIPCE300-400μAEe=1mW/cm², VCE=5V
Photocurrent @940nmIPCE500-600μAEe=1mW/cm², VCE=5V
Rise/Fall TimeTr/Tf15μsVCE=5V, IC=1mA, RL=1kΩ

⚠️ Absolute Maximum Ratings & Process Limits

ParameterSymbolRatingUnitNotes
Collector-Emitter VoltageVCEO30V
Emitter-Collector VoltageVeco5V
Power DissipationPD100mW
ESD ProtectionESD2000V
Operating TemperatureTopr-40 to +85°C
Reflow SolderingTsol260°C6sPeak temp.

📏 Package, Dimensions & Assembly Notes

The XL-1608PDC is packaged in a standard 0603 (1.6 x 0.8 x 0.6mm) SMD package with a black epoxy colloid. It is fully compliant with ROHS environmental standards and has a Moisture Sensitivity Level (MSL) of 3. The component is designed for compatibility with standard SMT assembly processes, including automated placement and infrared reflow soldering, ensuring seamless integration into high-volume production lines.

📦 Sourcing & Supply Considerations

  • Packaging: Supplied in EIA standard tape-and-reel format for automated SMT assembly.
  • Supply Chain: Verify authenticity through authorized XINGLIGHT distributors to ensure quality and avoid counterfeit risks.
  • Production: Ensure assembly processes adhere to the specified soldering profiles to prevent component damage.

❓ FAQ

Q: What is the peak sensitivity wavelength of the XL-1608PDC? A: The XL-1608PDC has a typical peak sensitivity wavelength (λp) of 880 nm, making it suitable for common IR emitters.

Q: What is the Moisture Sensitivity Level (MSL) for this component? A: The MSL is 3, which requires standard baking and handling procedures in a controlled environment before SMT assembly.

Q: What is the recommended reflow soldering profile? A: The recommended profile is a peak temperature of 260°C for a maximum of 6 seconds, as outlined in the absolute maximum ratings section.

Q: Can this phototransistor be used in high-temperature environments? A: Yes, the operating temperature range is -40°C to +85°C, suitable for many industrial applications.

Q: What is the typical phot current at 940nm? A: Under test conditions (Ee=1mW/cm², VCE=5V), the typical phot current is 500-600 μA.

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