Overview
The TLP127(TPR,U,F) is a photocoupler produced by Toshiba Semiconductor and Storage. It is designed for surface mount assembly and features a photodarlington transistor output. This component consists of a gallium arsenide infrared emitting diode optically coupled to a darlington photo transistor with an integral base-emitter resistor. The TLP127 is known for its high isolation voltage and is suitable for various applications requiring electrical insulation and reliable signal transmission.
Key Specifications
| Characteristic | Symbol | Rating | Unit |
|---|---|---|---|
| Collector-Emitter Voltage | VCEO | 300 | V |
| Collector Current | IC | 150 mA | A |
| Operating Temperature | Topr | -55 to 100 | °C |
| Collector Emitter Saturation Voltage (Max) | VCE(sat) | 1.2 | V |
| Isolation Voltage (Min) | BVS | 2500 Vrms | Vrms |
| Current Transfer Ratio (Min) | CTR | 1000% | % |
| Forward Voltage (Typ) | Vf | 1.3 V | V |
| Turn-on Time (Typ) | ton | 50 µs | µs |
| Turn-off Time (Typ) | toff | 15 µs | µs |
| Package/Case | 6-MFSOP, 4 Lead | ||
| Mounting Style | Surface Mount | ||
| Number of Channels | 1 Channel | ||
| Output Type | Photodarlington |
Key Features
- High Isolation Voltage: The TLP127 offers an isolation voltage of 2500 Vrms, ensuring electrical insulation and safety in various applications.
- Photodarlington Output: The component features a darlington photo transistor with an integral base-emitter resistor, providing high current gain and reliability.
- Surface Mount Package: The 6-MFSOP, 4-lead package is designed for surface mount assembly, making it suitable for modern PCB designs.
- Wide Operating Temperature Range: The TLP127 operates within a temperature range of -55°C to 100°C, making it versatile for different environmental conditions.
- Fast Switching Times: With turn-on and turn-off times of 50 µs and 15 µs respectively, this component is suitable for applications requiring quick signal transmission.
- UL and BSI Approved: The TLP127 meets various safety standards including UL 1577, cUL, EN 60747-5-5, and EN IEC 62368-1, ensuring compliance with international safety regulations.
Applications
- Communication Interfaces: The TLP127 is often used in communication interfaces to ensure electrical isolation and reliable signal transmission.
- Programmable Logic Controllers (PLCs): It is suitable for use in PLCs due to its high isolation voltage and reliable performance.
- Telecommunication Systems: The component is used in telecommunication systems to provide electrical insulation and ensure safe operation.
- Industrial Control Systems: The TLP127 is used in various industrial control systems where electrical isolation and reliability are critical.
Q & A
- What is the collector-emitter voltage of the TLP127?
The collector-emitter voltage (VCEO) of the TLP127 is 300 V.
- What is the isolation voltage of the TLP127?
The isolation voltage of the TLP127 is 2500 Vrms.
- What is the current transfer ratio of the TLP127?
The current transfer ratio (CTR) of the TLP127 is a minimum of 1000%.
- What is the operating temperature range of the TLP127?
The operating temperature range of the TLP127 is -55°C to 100°C.
- What is the package type of the TLP127?
The TLP127 comes in a 6-MFSOP, 4-lead package.
- Is the TLP127 RoHS compliant?
Please contact Toshiba for RoHS compliance details.
- What are the typical turn-on and turn-off times of the TLP127?
The typical turn-on time is 50 µs and the typical turn-off time is 15 µs.
- What safety standards does the TLP127 meet?
The TLP127 meets UL 1577, cUL, EN 60747-5-5, and EN IEC 62368-1 safety standards.
- What are some common applications of the TLP127?
Common applications include communication interfaces, PLCs, telecommunication systems, and industrial control systems.
- Is the TLP127 still in production?
The TLP127 is shortly to be discontinued. For new designs, the TLP187 is recommended as a replacement.
