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TCMT4100 from VISHYA

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TCMT4100

Manufacturer: VISHYA, VISHAY

Optocouplers

Partnumber Manufacturer Quantity Availability
TCMT4100 VISHYA, VISHAY 1259 In Stock

Description and Introduction

Optocouplers The TCMT4100 is a phototransistor manufactured by Vishay. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Specifications:**  
- **Package Type:** Surface Mount (SMD)  
- **Number of Pins:** 4  
- **Wavelength Range:** 940 nm (Infrared)  
- **Collector-Emitter Voltage (VCEO):** 30 V  
- **Emitter-Collector Voltage (VECO):** 5 V  
- **Collector Current (IC):** 50 mA  
- **Power Dissipation (Ptot):** 100 mW  
- **Operating Temperature Range:** -40°C to +85°C  
- **Storage Temperature Range:** -40°C to +100°C  

### **Descriptions:**  
- The TCMT4100 is an NPN silicon phototransistor designed for infrared detection.  
- It is optimized for high sensitivity in the 940 nm wavelength range.  
- Suitable for applications requiring fast response times and reliable performance in ambient light conditions.  

### **Features:**  
- **High Sensitivity:** Enhanced response to infrared light.  
- **Compact SMD Package:** Suitable for automated PCB assembly.  
- **Low Dark Current:** Ensures minimal noise in low-light conditions.  
- **Fast Switching Speed:** Suitable for pulse detection applications.  
- **RoHS Compliant:** Meets environmental standards.  

This information is based solely on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

Optocouplers

Alternative Part Number

  • SFH620A-3 --: Phototransistor optocoupler in a 4-pin SOP package with similar CTR and isolation ratings, suitable as a direct functional replacement.
  • PC817X --: Widely available general-purpose phototransistor optocoupler with comparable current transfer ratio and 5 kV isolation, commonly used as a cross-reference.
  • LTV-817S --: Low-cost SOP-4 phototransistor optocoupler with similar CTR range and isolation voltage, offering a practical drop-in alternative.
  • LTV-817 --: Low-cost industry-standard optocoupler offering similar CTR and isolation performance as a drop-in substitute.

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