Overview
The TLP250LF1F, produced by Toshiba Semiconductor and Storage, is a high-performance photocoupler designed for gate driving circuits of IGBTs (Insulated Gate Bipolar Transistors) and power MOSFETs. This component features an infrared emitting diode and an integrated photodetector, packaged in an 8-lead DIP (Dual In-Line Package). It is renowned for its robust isolation and high-speed switching capabilities, making it suitable for various industrial and automotive applications.
Key Specifications
| Characteristic | Rating/Value | Unit |
|---|---|---|
| Supply Voltage | 10 - 35 | V |
| Isolation Voltage | 2500 Vrms (min) | Vrms |
| Input Forward Voltage | 1.6 V (typ) | V |
| Input Threshold Current | 5 mA (max) | mA |
| Output Current | ±1.5 A (max) | A |
| Switching Time (tpLH/tpHL) | 0.5 μs (max) | μs |
| Common Mode Transient Immunity | 40 kV/μs (min) | kV/μs |
| Operating Temperature Range | -20 to 85 °C | °C |
| Storage Temperature Range | -55 to 125 °C | °C |
| Lead Soldering Temperature (10 s) | 260 °C | °C |
Key Features
- High Isolation Voltage: The TLP250LF1F offers an isolation voltage of 2500 Vrms, ensuring safe and reliable operation in high-voltage applications.
- High-Speed Switching: With a switching time of 0.5 μs (max), this component is suitable for high-speed applications requiring rapid signal transmission.
- Robust Common Mode Transient Immunity: It features a common mode transient immunity of 40 kV/μs (min), enhancing its reliability in noisy environments.
- Wide Operating Temperature Range: The component operates over a temperature range of -20 to 85 °C, making it versatile for various environmental conditions.
- UL Recognition: The TLP250LF1F is UL-recognized (UL 1577, File No.E67349), ensuring compliance with safety standards.
Applications
- IGBT and Power MOSFET Gate Driving: The TLP250LF1F is specifically designed for driving the gates of IGBTs and power MOSFETs in power electronics.
- Industrial Inverters: It is used in industrial inverter systems, including those for air conditioners and other high-power applications.
- Automotive Systems: The component is also suitable for use in automotive systems where high reliability and isolation are critical.
- Medical Devices: Its high isolation voltage and robust transient immunity make it a good choice for medical device applications.
Q & A
- What is the primary function of the TLP250LF1F?
The TLP250LF1F is a photocoupler designed for gate driving circuits of IGBTs and power MOSFETs.
- What is the isolation voltage of the TLP250LF1F?
The isolation voltage is 2500 Vrms (min).
- What is the typical input forward voltage of the TLP250LF1F?
The typical input forward voltage is 1.6 V.
- What is the maximum output current of the TLP250LF1F?
The maximum output current is ±1.5 A.
- What is the switching time of the TLP250LF1F?
The switching time (tpLH/tpHL) is 0.5 μs (max).
- What is the common mode transient immunity of the TLP250LF1F?
The common mode transient immunity is 40 kV/μs (min).
- What is the operating temperature range of the TLP250LF1F?
The operating temperature range is -20 to 85 °C.
- Is the TLP250LF1F UL-recognized?
Yes, it is UL-recognized (UL 1577, File No.E67349).
- What are the typical applications of the TLP250LF1F?
It is used in IGBT and power MOSFET gate driving, industrial inverters, automotive systems, and medical devices.
- What package type does the TLP250LF1F come in?
The TLP250LF1F comes in an 8-lead DIP package.
