URT5B20S-2 is a red led emitter designed for reliable optical sensing and illumination applications. Its documented electrical, optical and thermal limits are listed below.
Handling and Integration Notes
- Operate the emitter within the absolute maximum ratings stated in the datasheet.
- Use a regulated current driver and appropriate thermal management.
- Apply ESD-safe handling and verify polarity before assembly.
- Validate optical alignment and operating temperature in the final system.
Product Specifications
| Peak Wavelength: | 660 nm |
| Forward Voltage: | 1.7 / 1.78 / 2.3 V |
| Forward Current: | 50 mA |
| Shape: | TO18 metal-can package |
| Beam Angle: | 15 degrees |
| Power: | 2000 / 4000 mcd |
| Luminous Intensity: | 2000 / 4000 mcd |
Payment & Shipping Terms
Certifications: ROHS | FCC | CE
Features
- Cost-effective metal-can package
- Narrow beam angle
- High-power output
- RoHS-compliant design
Applications
- Medical treatment equipment
- Cosmetology equipment
- Plant-growth lighting
- Factory-automation optical switches
- Smoke detectors
Package Dimensions
Detailed Technical Specifications
Maximum Ratings (Ta = 25°C)
| Item | Symbol | Rating | Unit |
|---|---|---|---|
| Reverse Voltage | Vr | 5 | V |
| Forward Current | If | 50 | mA |
| Pulse Forward Current | Ifp | 100 | mA |
| Collector Power Dissipation | Pd | 150 | mW |
| Operating Temperature | Topr | -25 to +80 | ℃ |
| Storage Temperature | Tstg | -25 to +80 | ℃ |
| Soldering Temperature | Tsol | 260≤3ss | ℃ |
Electro-Optical Characteristics (Ta = 25°C)
| Item | Symbol | Condition | Minimum | Typical | Maximum | Unit |
|---|---|---|---|---|---|---|
| Forward Voltage | VF | If=20mA | 1.7 | 1.78 | 2.3 | V |
| Reverse Current | Ir | Vr=5V | – | – | 5 | uA |
| Luminous Intensity | IV | If=20mA | 2000 | 4000 | mcd | |
| PeakWavelength*1 | λp | If=20mA | – | 660 | – | nm |
| Dominantwavelength | λd | 650 | 670 | |||
| SpwctralBandwidth50%*1 | Δλ | If=20mA | – | 45 | – | nm |
| HalfAngle | Δθ | If=20mA | – | ±15 | – | degrees |
Typical Characteristic Curves
Support and Services
As a manufacturer of LED packaging, we partner with you from spec selection to scaled production — expert guidance, transparent collaboration, and seamless logistics.
FAQ
Q: Are you a manufacturer or trade company?
A: We are a factory in LED packaging since 2010.
Q: Can I get samples before placing larger orders?
A: Yes. Free-of-charge samples for most LEDs; freight to be borne by buyer.
Q: What is your MOQ?
A: Typically 1000pcs per LED type, except white / warm white where MOQ may differ.
Q: How long is the delivery lead time?
A: Most orders ship 7–10 days after payment confirmation; bulk and customized lead times vary.
Q: Which couriers do you use?
A: DHL / UPS / FedEx / TNT for samples and small parcels; sea/air freight for bulk.
Q: Do you support customization (pin cutting, packaging, binning)?
A: Yes. Customized manufacturing services are available for all customers.
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Email: sales@demophotech.com
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