Overview
The TLP250, produced by Toshiba Semiconductor and Storage, is a high-performance optocoupler 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, providing electrical isolation between the input and output circuits. The TLP250 is available in various packages, including 8-lead DIP and 8-SMD Gull Wing configurations, making it versatile for different application needs.
Key Specifications
| Characteristic | Symbol | Min | Typ. | Max | Unit |
|---|---|---|---|---|---|
| Input Threshold Current | IF | 5 | mA | ||
| Supply Voltage | VCC | 10 | 35 | V | |
| Output Current | IOPH, IOPL | ±1.5 | A | ||
| Switching Time (tpLH/tpHL) | tpLH, tpHL | 0.15 | 0.5 | μs | |
| Isolation Voltage | Vrms | 2500 | Vrms | ||
| Operating Temperature | Ta | -20 | 85 | °C | |
| Common Mode Transient Immunity | CMH, CML | -5000 | V/μs | ||
| Forward Voltage (Typ.) | VF | 1.6 | 1.8 | V | |
| DC Forward Current (Max.) | IF | 20 | mA |
Key Features
- High Isolation Voltage: The TLP250 offers an isolation voltage of 2500 Vrms, ensuring high electrical isolation between the input and output circuits.
- Fast Switching Time: With a switching time of 0.5 μs (max), this component is suitable for high-speed applications.
- High Output Current: The TLP250 can handle peak output currents of ±1.5 A, making it suitable for driving high-current devices like IGBTs and power MOSFETs.
- Wide Operating Temperature Range: The component operates over a temperature range of -20°C to 85°C, making it versatile for various environmental conditions.
- Common Mode Transient Immunity: It features high common mode transient immunity of up to 5 kV/μs, ensuring robust performance in noisy environments.
- RoHS Compliance: The TLP250 is lead-free and RoHS compliant, meeting environmental regulations.
Applications
- IGBT and Power MOSFET Gate Driving: The TLP250 is specifically designed for gate driving circuits of IGBTs and power MOSFETs in power electronics.
- Industrial Inverters: It is used in industrial inverter applications, including those for air conditioners and other high-power devices.
- Motor Control Systems: The component is suitable for motor control systems that require high isolation and fast switching times.
- Power Supplies and Converters: It can be used in power supplies and converters where high isolation and reliability are critical.
Q & A
- What is the primary application of the TLP250?
The TLP250 is primarily used for gate driving circuits of IGBTs and power MOSFETs.
- What is the isolation voltage of the TLP250?
The isolation voltage of the TLP250 is 2500 Vrms.
- What is the maximum output current of the TLP250?
The maximum output current of the TLP250 is ±1.5 A.
- What is the switching time of the TLP250?
The switching time (tpLH/tpHL) of the TLP250 is up to 0.5 μs.
- Is the TLP250 RoHS compliant?
Yes, the TLP250 is lead-free and RoHS compliant.
- What is the operating temperature range of the TLP250?
The operating temperature range of the TLP250 is -20°C to 85°C.
- What is the common mode transient immunity of the TLP250?
The common mode transient immunity of the TLP250 is up to 5 kV/μs.
- What package types are available for the TLP250?
The TLP250 is available in 8-lead DIP and 8-SMD Gull Wing packages.
- What is the forward voltage of the TLP250?
The typical forward voltage (VF) of the TLP250 is 1.6 V.
- What is the maximum DC forward current of the TLP250?
The maximum DC forward current (IF) of the TLP250 is 20 mA.
