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SFH6942 from infineon

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SFH6942

Manufacturer: infineon, VISHAY

Optocoupler, Phototransistor Output, SOT-223/10, Quad Channel

Partnumber Manufacturer Quantity Availability
SFH6942 infineon, VISHAY 5709 In Stock

Description and Introduction

Optocoupler, Phototransistor Output, SOT-223/10, Quad Channel The SFH6942 is an infrared emitter from Infineon Technologies. Here are its key specifications, descriptions, and features:

### **Specifications:**  
- **Wavelength:** 850 nm (typical)  
- **Forward Current (IF):** 100 mA (maximum)  
- **Forward Voltage (VF):** 1.35 V (typical at 20 mA)  
- **Radiant Intensity (Ie):** 15 mW/sr (typical at 20 mA)  
- **Viewing Angle (2θ½):** ±20°  
- **Reverse Voltage (VR):** 5 V (maximum)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package Type:** SMD (Surface-Mount Device)  

### **Descriptions:**  
- The SFH6942 is a high-efficiency infrared LED designed for applications such as proximity sensing, industrial automation, and optical switches.  
- It emits light at a wavelength of 850 nm, which is optimal for IR-sensitive receivers.  
- The device is housed in a compact SMD package, making it suitable for space-constrained designs.  

### **Features:**  
- High radiant intensity for improved signal detection.  
- Narrow viewing angle (±20°) for directed emission.  
- Low forward voltage for energy efficiency.  
- RoHS-compliant and lead-free.  

For detailed technical information, refer to the official Infineon datasheet.

Application Scenarios & Design Considerations

Optocoupler, Phototransistor Output, SOT-223/10, Quad Channel

Alternative Part Number

  • BPW34 --: PIN photodiode with similar spectral response and low capacitance, widely used as a general-purpose alternative in optical sensing applications.
  • TEMD1000 --: Silicon PIN photodiode in a similar small SMD package with comparable sensitivity and fast response, suitable for light detection circuits.
  • PD15-22C/TR8 --: SMD photodiode offering comparable responsivity and package footprint, usable as a drop-in option for many sensing designs.
  • TEMD6200FX01 --: Ambient light sensor photodiode with comparable sensitivity and surface-mount package, suitable for light detection applications.
  • SFH203P --: Silicon PIN photodiode with similar active area and spectral range, offering comparable performance for photodetection designs.

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