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TLP557 from TOSHIBA

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TLP557

Manufacturer: TOSHIBA

Photocoupler GaAlAs Ired & Photo .IC

Partnumber Manufacturer Quantity Availability
TLP557 TOSHIBA 18084 In Stock

Description and Introduction

Photocoupler GaAlAs Ired & Photo .IC The TLP557 is an optocoupler manufactured by Toshiba. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Specifications:**  
- **Isolation Voltage (Vrms):** 5000V  
- **Collector-Emitter Voltage (VCEO):** 80V  
- **Collector Current (IC):** 50mA  
- **Current Transfer Ratio (CTR):** 50% (min) at IF = 5mA  
- **Input Forward Current (IF):** 50mA (max)  
- **Forward Voltage (VF):** 1.15V (typ) at IF = 5mA  
- **Operating Temperature Range:** -55°C to +110°C  
- **Package Type:** DIP-4  

### **Descriptions:**  
- The TLP557 is a photocoupler (optocoupler) consisting of a GaAs infrared LED and a silicon phototransistor.  
- It provides electrical isolation between input and output circuits.  
- Suitable for signal transmission in high-voltage environments.  

### **Features:**  
- High isolation voltage (5000Vrms)  
- Compact DIP-4 package  
- High current transfer ratio (CTR)  
- Wide operating temperature range  
- Compliant with safety standards for isolation  

This information is based on Toshiba's official documentation for the TLP557 optocoupler.

Application Scenarios & Design Considerations

Photocoupler GaAlAs Ired & Photo .IC

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