Overview
The TLP127 is a photocoupler produced by Toshiba Semiconductor and Storage, designed for various industrial and communication applications. It features a gallium arsenide infrared emitting diode optically coupled to a Darlington photo transistor, making it suitable for surface mount assembly. This component is part of Toshiba's extensive portfolio of photocouplers, known for their reliability and compliance with international safety standards.
Key Specifications
| Characteristic | Symbol | Rating | Unit |
|---|---|---|---|
| Collector-emitter voltage | VCEO | 300 | V |
| Collector Current | IC | 0.15 | A |
| Operating Temperature | Topr | -25 to 85 | °C |
| Collector Emitter Saturation Voltage (Max) | VCE(sat) | 1.2 | V |
| Isolation voltage (Min) | BVS | 2500 | Vrms |
| Current Transfer Ratio (Min) | CTR | 1000% | % |
Key Features
- Darlington Output: The TLP127 features a Darlington photo transistor, which provides high current gain and is suitable for driving high-current loads.
- High Isolation Voltage: With an isolation voltage of 2500 Vrms, this component ensures high electrical isolation between the input and output circuits.
- Wide Operating Temperature Range: The TLP127 operates over a temperature range of -25°C to 85°C, making it suitable for various environmental conditions.
- Surface Mount Package: The component is available in a 4-pin MFSOP6 package, which is compact and suitable for surface mount assembly.
- Safety Certifications: It is certified for safety standards such as UL 1577, cUL, and VDE, ensuring compliance with international safety regulations.
Applications
- Communication Interfaces: The TLP127 is used in communication interfaces due to its high isolation and reliability.
- Programmable Controllers (PLCs): It is suitable for use in PLCs and other industrial control systems where high isolation and current gain are required.
- Telecommunication Equipment: The component is also used in telecommunication equipment where reliable signal isolation is necessary.
Q & A
- What is the collector-emitter voltage of the TLP127?
The collector-emitter voltage of the TLP127 is 300 V.
- What is the operating temperature range of the TLP127?
The operating temperature range of the TLP127 is -25°C to 85°C.
- What is the isolation voltage of the TLP127?
The isolation voltage of the TLP127 is 2500 Vrms.
- What type of output does the TLP127 have?
The TLP127 has a Darlington photo transistor output.
- Is the TLP127 RoHS compliant?
Please contact Toshiba for details on RoHS compliance as it varies by product.
- What are the safety certifications for the TLP127?
The TLP127 is certified for safety standards such as UL 1577, cUL, and VDE.
- What is the package type of the TLP127?
The TLP127 is available in a 4-pin MFSOP6 surface mount package.
- What is the current transfer ratio of the TLP127?
The current transfer ratio of the TLP127 is a minimum of 1000%.
- Is the TLP127 suitable for high-current applications?
Yes, the TLP127 is suitable for high-current applications due to its Darlington output.
- What are the recommended replacement products for the TLP127?
For new designs, Toshiba recommends using the TLP187 as a replacement for the TLP127.
