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TCDT1101

Manufacturer: VISHAY, TEMIC

Optocouplers

Partnumber Manufacturer Quantity Availability
TCDT1101 VISHAY, TEMIC 883 In Stock

Description and Introduction

Optocouplers **Part Number:** TCDT1101  
**Manufacturer:** VISHAY  

### **Specifications:**  
- **Type:** Phototransistor Output Optocoupler  
- **Input Type:** Infrared LED  
- **Output Type:** Phototransistor  
- **Isolation Voltage:** 5000 Vrms  
- **Collector-Emitter Voltage (VCEO):** 30 V  
- **Emitter-Collector Voltage (VECO):** 5 V  
- **Collector Current (IC):** 50 mA  
- **Power Dissipation:** 100 mW  
- **Current Transfer Ratio (CTR):** 20% (min) at IF = 5 mA, VCE = 5 V  
- **Operating Temperature Range:** -55°C to +110°C  
- **Package Type:** 4-Pin DIP (Dual In-Line Package)  

### **Descriptions:**  
The TCDT1101 is an optocoupler with a phototransistor output, designed to provide electrical isolation between input and output circuits. It consists of an infrared LED optically coupled to a phototransistor, allowing signal transmission while maintaining high voltage isolation.  

### **Features:**  
- High isolation voltage (5000 Vrms)  
- Compact 4-pin DIP package  
- Reliable signal transmission  
- Wide operating temperature range  
- Suitable for digital and analog applications  

This information is based on the manufacturer's datasheet. For detailed technical parameters, refer to the official VISHAY documentation.

Application Scenarios & Design Considerations

Optocouplers

Alternative Part Number

  • TLP627 --: Optocoupler with similar function and isolation ratings, widely available and commonly used as a direct substitute in many circuits.
  • PC817 --: General-purpose optocoupler with comparable current transfer ratio and isolation voltage, suitable for signal isolation applications.
  • 4N35 --: Standard optocoupler with transistor output, offering similar isolation performance and often used as a drop-in replacement in legacy designs.
  • H11A1 --: Industry-standard optocoupler with similar phototransistor output and CTR range, widely available and pin-compatible in many designs.
  • 4N25 --: Classic 6-pin phototransistor optocoupler with comparable isolation voltage and current transfer ratio, commonly used as a drop-in substitute.

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