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TLP634-GB from TOS,TOSHIBA

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TLP634-GB

Manufacturer: TOS, TOSH

60mA; 150mW; GaAs IRED & photo-transistor

Partnumber Manufacturer Quantity Availability
TLP634-GB,TLP634GB TOS, TOSH 39262 In Stock

Description and Introduction

60mA; 150mW; GaAs IRED & photo-transistor The TLP634-GB is a photocoupler (optoisolator) manufactured by Toshiba. Here are its specifications, descriptions, and features based on factual information:  

### **Specifications:**  
- **Type:** Photocoupler (Optocoupler)  
- **Input Type:** Infrared LED  
- **Output Type:** Phototransistor  
- **Isolation Voltage:** 5000 Vrms (min)  
- **Collector-Emitter Voltage (VCEO):** 80 V (max)  
- **Collector Current (IC):** 50 mA (max)  
- **Current Transfer Ratio (CTR):** 50% (min) at IF = 5 mA, VCE = 5 V  
- **Response Time (tPLH/tPHL):** 4 μs (max)  
- **Operating Temperature Range:** -55°C to +110°C  
- **Package:** 4-pin DIP (Dual In-line Package)  

### **Descriptions:**  
- The TLP634-GB is a high-reliability photocoupler designed for signal isolation in electronic circuits.  
- It consists of an infrared LED optically coupled to a phototransistor, providing electrical isolation between input and output.  
- Suitable for applications requiring high voltage isolation and fast response times.  

### **Features:**  
- **High Isolation Voltage:** 5000 Vrms ensures reliable electrical separation.  
- **Fast Switching Speed:** Suitable for high-speed signal transmission.  
- **Wide Operating Temperature Range:** Can function in harsh environments.  
- **Compact DIP Package:** Easy to integrate into circuit designs.  
- **High CTR (Current Transfer Ratio):** Ensures efficient signal transfer.  

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

Application Scenarios & Design Considerations

60mA; 150mW; GaAs IRED & photo-transistor

Alternative Part Number

  • PC817X1NSZ0F --: Industry-standard optocoupler with similar CTR and isolation ratings, widely available and pin-compatible in most DIP-6 sockets.
  • EL817 --: Direct functional equivalent optocoupler with comparable current transfer ratio and 5kV isolation, good second-source option.
  • LTV-817 --: Common DIP-6 optocoupler offering similar CTR and isolation performance, suitable as a cost-effective drop-in replacement.
  • PC817X2NSZ0F --: Standard DIP-8 dual optocoupler with similar CTR and isolation ratings, widely available and pin-compatible for most TLP634-GB applications.
  • LTV-847 --: Quad DIP-16 optocoupler offering comparable current transfer ratio and isolation voltage, suitable as a functional replacement in switching circuits.

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