Overview
The TLP127(MBS-TPL,F) is a photocoupler produced by Toshiba Semiconductor and Storage. It features a Darlington transistor output and is designed for applications requiring high isolation voltage and reliable signal transmission across electrical insulation barriers. This component is particularly useful in scenarios where safety and functional isolation are critical, such as in communication interfaces and PLC (Programmable Logic Controller) systems. However, it is important to note that the TLP127 is shortly to be discontinued, and for new designs, the TLP187 is recommended as a replacement.
Key Specifications
| Attribute | Value | Unit |
|---|---|---|
| Manufacturer | Toshiba Semiconductor and Storage | |
| Part Number | TLP127(MBS-TPL,F) | |
| Package | 6-SMD (4 Leads), Gull Wing | |
| Number of Channels | 1 | |
| Voltage - Isolation | 2500 | Vrms |
| Current Transfer Ratio (Min) | 1000% | @ 1mA |
| Turn On / Turn Off Time (Typ) | 50µs, 15µs | |
| Rise / Fall Time (Typ) | 40µs, 15µs | |
| Input Type | DC | |
| Output Type | Darlington | |
| Voltage - Output (Max) | 300 | V |
| Current - Output / Channel | 150 | mA |
| Voltage - Forward (Vf) (Typ) | 1.15 | V |
| Current - DC Forward (If) (Max) | 50 | mA |
| Vce Saturation (Max) | 1.2 | V |
| Operating Temperature | -55°C ~ 100°C | |
| Mounting Type | Surface Mount | |
| RoHS Status | Compliant |
Key Features
- High Isolation Voltage: The TLP127 offers a high isolation voltage of 2500Vrms, ensuring reliable electrical insulation between input and output circuits.
- Darlington Transistor Output: The Darlington transistor output provides high current gain, making it suitable for applications requiring significant current amplification.
- Low Saturation Voltage: The component has a low collector-emitter saturation voltage of 1.2V, which helps in reducing power consumption and heat generation.
- Wide Operating Temperature Range: It operates over a wide temperature range of -55°C to 100°C, making it versatile for various environmental conditions.
- Surface Mount Package: The 6-SMD (4 Leads), Gull Wing package is designed for surface mount applications, facilitating easy integration into modern PCB designs.
Applications
- Communication Interfaces: The TLP127 is used in communication interfaces where electrical isolation is crucial for safety and functionality.
- PLC (Programmable Logic Controller) Systems: It is commonly used in PLC systems to ensure reliable and isolated signal transmission.
- Industrial Control Systems: The component is suitable for various industrial control systems where high isolation and reliability are required.
- Medical Devices: Due to its high isolation voltage, it can be used in medical devices to ensure patient safety.
Q & A
- What is the isolation voltage of the TLP127?
The TLP127 has an isolation voltage of 2500Vrms. - What type of output does the TLP127 have?
The TLP127 features a Darlington transistor output. - What is the maximum output current of the TLP127?
The maximum output current per channel is 150mA. - What is the operating temperature range of the TLP127?
The operating temperature range is -55°C to 100°C. - Is the TLP127 RoHS compliant?
Yes, the TLP127 is RoHS compliant. - What is the recommended replacement for the TLP127 since it is being discontinued?
The TLP187 is recommended as a replacement for the TLP127. - What type of package does the TLP127 come in?
The TLP127 comes in a 6-SMD (4 Leads), Gull Wing package. - What are some common applications of the TLP127?
Common applications include communication interfaces, PLC systems, and industrial control systems. - What is the current transfer ratio of the TLP127?
The minimum current transfer ratio is 1000% at 1mA. - What is the collector-emitter saturation voltage of the TLP127?
The collector-emitter saturation voltage is 1.2V.
