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TLP628 from TOSHIBA

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TLP628

Manufacturer: TOSHIBA

Photocoupler GaAs Ired & Photo -Transistor

Partnumber Manufacturer Quantity Availability
TLP628 TOSHIBA 27 In Stock

Description and Introduction

Photocoupler GaAs Ired & Photo -Transistor The TLP628 is an optocoupler manufactured by **TOSHIBA**. Below are its specifications, descriptions, and features based on available factual information:  

### **Specifications:**  
- **Type:** Phototransistor Output Optocoupler  
- **Isolation Voltage:** 5000 Vrms (min)  
- **Collector-Emitter Voltage (VCEO):** 55 V (max)  
- **Emitter-Collector Voltage (VECO):** 6 V (max)  
- **Collector Current (IC):** 50 mA (max)  
- **Current Transfer Ratio (CTR):** 50% (min) at IF = 5 mA, VCE = 5 V  
- **Input Forward Current (IF):** 50 mA (max)  
- **Forward Voltage (VF):** 1.3 V (typ) at IF = 20 mA  
- **Reverse Voltage (VR):** 5 V (max)  
- **Operating Temperature Range:** -55°C to +110°C  
- **Package Type:** DIP-4  

### **Descriptions:**  
- The TLP628 is a **high-reliability optocoupler** designed for signal isolation in various electronic circuits.  
- It consists of a **GaAs infrared LED** optically coupled to a **silicon phototransistor**.  
- Suitable for **noise immunity, voltage level shifting, and signal isolation** in industrial, automotive, and consumer electronics.  

### **Features:**  
- **High isolation voltage (5000 Vrms)** for safety and noise reduction.  
- **High current transfer ratio (CTR)** for efficient signal transmission.  
- **Compact DIP-4 package** for easy PCB mounting.  
- **Wide operating temperature range** (-55°C to +110°C) for harsh environments.  
- **Fast response time** for switching applications.  

This information is based on TOSHIBA's official datasheet for the TLP628 optocoupler. For exact performance characteristics, always refer to the manufacturer's documentation.

Application Scenarios & Design Considerations

Photocoupler GaAs Ired & Photo -Transistor

Alternative Part Number

  • PC817 --: Industry-standard general-purpose optocoupler with similar CTR and isolation ratings, widely available and pin-compatible in most circuits.
  • EL817 --: Direct functional equivalent optocoupler with comparable current transfer ratio and isolation voltage, commonly used as a drop-in replacement.
  • LTV-817 --: Similar single-channel phototransistor optocoupler offering matching isolation and CTR characteristics at competitive cost.

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