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TLP719 from TOSHIBA

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TLP719

Manufacturer: TOSHIBA, TOS

Photocouplers

Partnumber Manufacturer Quantity Availability
TLP719 TOSHIBA, TOS 1500 In Stock

Description and Introduction

Photocouplers The TLP719 is a photocoupler (optocoupler) manufactured by Toshiba. Below are its specifications, descriptions, and features based on Ic-phoenix technical data files:  

### **Manufacturer:** Toshiba  
### **Part Number:** TLP719  

### **Description:**  
The TLP719 is a high-speed photocoupler designed for signal isolation in various electronic applications. It consists of a GaAlAs infrared LED optically coupled to a high-speed photodetector.  

### **Key Features:**  
- **High-speed response:** Suitable for high-frequency signal transmission.  
- **Low input current:** Ensures efficient operation with minimal power consumption.  
- **High isolation voltage:** Provides electrical isolation between input and output.  
- **Compact package:** Typically available in a small outline package (e.g., SO6).  
- **Wide operating temperature range:** Ensures reliability in various environments.  

### **Specifications:**  
- **Input (LED) Forward Current (IF):** Typically 5–20 mA.  
- **Output (Photodetector) Collector-Emitter Voltage (VCEO):** Typically 30–80 V.  
- **Isolation Voltage (Viso):** Typically 2500–5000 Vrms.  
- **Switching Speed (tPLH, tPHL):** Typically in the nanosecond range for high-speed applications.  
- **Operating Temperature Range:** Typically -40°C to +85°C or +100°C.  

### **Applications:**  
- Signal isolation in industrial controls.  
- Communication interfaces.  
- Power supply feedback circuits.  
- Microcontroller interfacing.  

For exact values, refer to the official Toshiba datasheet.

Application Scenarios & Design Considerations

Photocouplers

Alternative Part Number

  • HCPL-4504 --: Industry-standard high-speed optocoupler with similar CTR and isolation ratings, widely used as a direct functional replacement for the TLP719 in industrial interfaces.
  • PC817 --: Very common general-purpose phototransistor optocoupler with comparable isolation voltage, readily available and cost-effective for basic signal isolation.
  • LTV-817 --: Pin-compatible phototransistor optocoupler with similar isolation and CTR characteristics, offering a low-cost second-source option.

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