Overview
The TLP627-2(LF1,F) is a photocoupler produced by Toshiba Semiconductor and Storage. It consists of a gallium arsenide infrared emitting diode optically coupled to a Darlington connected phototransistor. This device is designed to optimize switching speed and elevated temperature characteristics, making it suitable for a variety of applications requiring high isolation and reliability.
The TLP627-2 offers two isolated channels in an eight-lead plastic DIP package, providing a compact solution for applications where space is limited. This component is UL recognized and complies with various safety standards, including UL1577 and BS EN60065: 1994, BS EN60950: 1992.
Key Specifications
| Characteristic | Symbol | Rating/Value | Unit |
|---|---|---|---|
| Forward Current | IF | 50 mA | mA |
| Pulse Forward Current | IFP | 1 A (100 μs pulse, 100 pps) | A |
| Power Dissipation (1 Circuit) | PD | 70 mW | mW |
| Collector-Emitter Voltage | Vce | 300 V (min) | V |
| Current Transfer Ratio | CTR | 1000 % (min) | % |
| Isolation Voltage | BVs | 5000 Vrms (min) | Vrms |
| Rise Time | tr | — 40 μs | μs |
| Fall Time | tf | — 15 μs | μs |
| Turn-on Time | ton | — 50 μs | μs |
| Turn-off Time | toff | — 15 μs | μs |
Key Features
- High Isolation Voltage: The TLP627-2 offers a high isolation voltage of 5000 Vrms, ensuring reliable operation in applications requiring electrical isolation.
- High Current Transfer Ratio: With a minimum current transfer ratio of 1000%, this device provides efficient signal transfer between the input and output sides.
- Compact Package: The eight-lead plastic DIP package makes it suitable for space-constrained applications.
- UL Recognition and Safety Compliance: The component is UL recognized and complies with various safety standards, including UL1577 and BS EN60065: 1994, BS EN60950: 1992.
- Optimized Switching Speed: The Darlington connected phototransistor with an integral base-emitter resistor optimizes switching speed and elevated temperature characteristics).
Applications
- Programmable Controllers: Suitable for use in programmable logic controllers due to its high isolation and reliability).
- Telecommunication: Used in telecommunication systems where electrical isolation is critical).
- DC-Output Modules: Ideal for DC-output modules in various industrial and automotive applications).
- Switching Power Supplies and Inverters: Can be used in switching power supplies and inverters due to its high isolation voltage and fast switching times).
Q & A
- What is the TLP627-2(LF1,F) used for?
The TLP627-2(LF1,F) is a photocoupler used for electrical isolation and signal transfer in various applications, including programmable controllers, telecommunication systems, and DC-output modules.
- How many isolated channels does the TLP627-2 provide?
The TLP627-2 provides two isolated channels in an eight-lead plastic DIP package.
- What is the maximum collector-emitter voltage of the TLP627-2?
The maximum collector-emitter voltage is 300 V.
- What is the minimum current transfer ratio of the TLP627-2?
The minimum current transfer ratio is 1000%.
- What is the isolation voltage of the TLP627-2?
The isolation voltage is 5000 Vrms.
- Is the TLP627-2 UL recognized?
Yes, the TLP627-2 is UL recognized under UL1577.
- What are the typical rise and fall times of the TLP627-2?
The typical rise time is 40 μs, and the typical fall time is 15 μs.
- What are the typical turn-on and turn-off times of the TLP627-2?
The typical turn-on time is 50 μs, and the typical turn-off time is 15 μs.
- What is the maximum forward current of the TLP627-2?
The maximum forward current is 50 mA.
- What is the power dissipation of the TLP627-2 per circuit?
The power dissipation is 70 mW per circuit.
