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TLP281GB from TOS,TOSHIBA

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TLP281GB

Manufacturer: TOS, TOSHIBA

PROGRAMMABLE CONTROLLERS AC/DC-INPUT MODULE PC CARD MODEM(PCMCIA)

Partnumber Manufacturer Quantity Availability
TLP281GB TOS, TOSHIBA 50351 In Stock

Description and Introduction

PROGRAMMABLE CONTROLLERS AC/DC-INPUT MODULE PC CARD MODEM(PCMCIA) The TLP281GB is an optocoupler manufactured by Toshiba. Here are its specifications, descriptions, and features:  

### **Specifications:**  
- **Isolation Voltage:** 3750 Vrms (min)  
- **Input Current (IF):** 16 mA (max)  
- **Output Current (IC):** 50 mA (max)  
- **Collector-Emitter Voltage (VCEO):** 80 V (max)  
- **Current Transfer Ratio (CTR):** 50% (min) at IF = 5 mA  
- **Operating Temperature Range:** -55°C to +110°C  
- **Response Time (tPLH/tPHL):** 3 μs (max)  

### **Descriptions:**  
- The TLP281GB is a photocoupler (optocoupler) with a GaAs infrared LED and a phototransistor detector.  
- It provides electrical isolation between input and output circuits.  
- Suitable for high-speed signal transmission in digital and analog circuits.  

### **Features:**  
- **High Isolation Voltage:** Ensures safety in high-voltage applications.  
- **Compact Package:** Available in a 4-pin SOP (Small Outline Package).  
- **High-Speed Response:** Suitable for fast-switching applications.  
- **Low Input Current Requirement:** Energy-efficient operation.  
- **Wide Operating Temperature Range:** Reliable performance in harsh environments.  

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

Application Scenarios & Design Considerations

PROGRAMMABLE CONTROLLERS AC/DC-INPUT MODULE PC CARD MODEM(PCMCIA)

Alternative Part Number

  • PC817X2NSZ0F --: Industry-standard general-purpose optocoupler with CTR grade comparable to the GB rank, widely used as a direct substitute for TLP281 in signal isolation.
  • EL817(C) --: Pin-compatible 4-pin SOP optocoupler with similar CTR binning and isolation ratings, readily available and cost-effective replacement.
  • LTV-817S --: SOP-4 phototransistor optocoupler with matching CTR ranges and isolation voltage, suitable drop-in alternative for TLP281GB.
  • PC817X1NSZ0F --: Industry-standard general-purpose optocoupler with CTR binning comparable to the GB rank; widely available and pin-compatible in many TLP281 sockets.
  • EL817 --: Low-cost 4-pin SOP/DIP photocoupler with similar CTR grades and isolation ratings, commonly used as a drop-in replacement for TLP281 family.

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