The infrared emitters and photodetectors from Würth Elektronik ensure perfect optical coupling and extremely fast switching times. Provided in all industry standard packages. Optimize your sensing applications, data transfer or detection uses. Available ex stock.
Samples free of charge.
Product Benefits
- Perfect optical coupling
- Fast switching times
- Wavelengths: 850 & 940 nm
- With / without daylight filter
Perfect Match Efficiency
The maximum sensitivity of the photodetectors perfectly matches the emitter spectrum.
Perfect match of IR LEDs and Photodetectors:
100 % @ 940 nm with filter
95 % @ 850 nm without filter
Switching Time up to 100 MHz
The extremely fast switching time of a few nanoseconds ensures high data transfer rates.
Security systems
e.g. smoke detector, camera
Home appliances
e.g. remote control, cleaning robot
Light barriers
e.g. security areas, counter and encoder, optoelectronic sensors, data transmission
Automatic switches
e.g. touchless water syphons, toilet systems, hygienic applications, water saving systems
Biometric identification
e.g. iris recognition, face recognition, vein recognition
Biometrics & health monitoring
e.g. heart rate monitoring, pulse oximetry, blood pressure
| Series | Size | Wavelength (nm) | Radiant Intensity (mW/sr) | Viewing Angle |
|---|---|---|---|---|
| WL-SICW | 0402,0603,1206 | 850/940 | 5-6 @ 20 mA | 80°-150° |
| WL-SISW | 0402,1106,1104,1002,1206 | 850/940 | 0.8-11 @ 20 mA | 45°-150° |
| WL-SIRW | 1206 | 850/940 | 5-20 @ 20 mA | 30° |
| WL-SITW | 3528 | 850/940 | 8-9 @ 50 mA | 120° |
| WL-SIMW | 3535 | 850/940 | 220-350 @ 1 A | 90° / 130° |
| WL-TIRW | 3 mm, 5 mm | 850/940 | 30-85 @ 50 mA | 35° |
| Series | Size | Wavelength (nm) | Photocurrent @ VR=5V, Ee=1mW/cm² (μA ) | Viewing Angle |
|---|---|---|---|---|
| WL-SDCB | 1206 | 940 | 1.8 | 140° |
| WL-SDSB | 1104 | 940 | 2.5 | 150° |
| WL-TDRW | THT 5 mm | 940 | 28 | 35° |
| WL-TDRB | THT 5 mm | 940 | 31 | 35° |
| Series | Size | Wavelength (nm) | Collector Current @ VCE=5V, Ee= 1mW/cm² (mA) | Viewing Angle |
|---|---|---|---|---|
| WL-STCW | 0603 | 940 | 1.6 | 150° |
| WL-STCB | 1206 | 940 | 1.8 | 140° |
| WL-STSW | 1104 | 940 | 2.5 | 150° |
| WL-STRB | 1206 dome | 940 | 1.8 | 30° |
| WL-STTW | 3528 | 940 | 3.1 | 120° |
| WL-STTB | 3528 | 940 | 2.8 | 120° |
Useful links:
- IR LEDs & Photodetectors: To the product family
- Design kit IR LEDs: To the design kit
Discover our products in the online platform REDEXPERT for simple component selection and simulation: