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TLP521-GB from TOSHIBA

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TLP521-GB

Manufacturer: TOSHIBA

HIGH DENSITY MOUNTING PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATORS

Partnumber Manufacturer Quantity Availability
TLP521-GB,TLP521GB TOSHIBA 1009 In Stock

Description and Introduction

HIGH DENSITY MOUNTING PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATORS The TLP521-GB is a photocoupler (optoisolator) manufactured by Toshiba. Here are its key specifications, descriptions, and features:

### **Specifications:**
- **Isolation Voltage:** 5000 Vrms (min)  
- **Collector-Emitter Voltage (VCEO):** 55 V (min)  
- **Collector Current (IC):** 50 mA (max)  
- **Current Transfer Ratio (CTR):** 100% (min at IF = 5 mA, VCE = 5 V)  
- **Input Forward Current (IF):** 25 mA (max)  
- **Response Time (tPLH/tPHL):** 3 μs (max)  
- **Operating Temperature Range:** -55°C to +110°C  

### **Description:**
- The TLP521-GB is a high-reliability photocoupler with a GaAs infrared LED and a phototransistor.  
- It provides electrical isolation between input and output circuits.  
- Available in a 4-pin DIP (Dual Inline Package) for through-hole mounting.  

### **Features:**
- **High Isolation Voltage:** Ensures safety in high-voltage applications.  
- **High CTR:** Efficient signal transfer with minimal input current.  
- **Fast Switching Speed:** Suitable for digital signal isolation.  
- **Wide Temperature Range:** Reliable operation in harsh environments.  
- **Compact Design:** Space-efficient for PCB mounting.  

This device is commonly used in power supplies, industrial controls, and communication systems for signal isolation and noise reduction.

Application Scenarios & Design Considerations

HIGH DENSITY MOUNTING PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATORS

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