Overview
The TLP250(D4-INV,F) is a photocoupler produced by Toshiba Semiconductor and Storage. It consists of a GaAlAs light emitting diode and an integrated photodetector, packaged in an 8-lead DIP or 8-SMD Gull Wing configuration. This component is designed for gate driving circuits of IGBTs (Insulated Gate Bipolar Transistors) and power MOSFETs, offering high isolation voltage, strong drive capability, and fast switching speeds.
Key Specifications
| Characteristic | Symbol | Min | Typ. | Max | Unit |
|---|---|---|---|---|---|
| Input Threshold Current | IF | - | - | 5 mA | - |
| Supply Current | ICC | - | - | 11 mA | - |
| Supply Voltage | VCC | 10 | - | 35 | V |
| Output Current | IO | - | - | ±1.5 A | - |
| Switching Time (tpLH/tpHL) | - | 0.15 | - | 0.5 μs | - |
| Isolation Voltage | - | - | - | 2500 Vrms | - |
| Operating Temperature | Topr | -20 | - | 85 | °C |
| Common Mode Transient Immunity | - | - | - | 5 kV/μs | - |
| Forward Voltage (Vf) | - | - | 1.6 | 1.8 V | - |
Key Features
- High Isolation Voltage: The TLP250 offers an isolation voltage of 2500 Vrms, ensuring reliable operation in high-voltage applications.
- Strong Drive Capability: It can drive output currents up to ±1.5 A, making it suitable for IGBT and power MOSFET gate driving circuits.
- Fast Switching Speeds: The component has a switching time of 0.5 μs (max) for both rising and falling edges, ensuring quick response times.
- Wide Operating Temperature Range: The TLP250 operates within a temperature range of -20°C to 85°C, making it versatile for various environmental conditions.
- UL and VDE Approvals: The component is UL-recognized (UL 1577, File No.E67349) and VDE approved (DIN VDE0884/06.92 Certificate No.76823), ensuring compliance with safety standards.
Applications
The TLP250 is widely used in several applications due to its robust specifications and reliability:
- Transistor Inverters: It is used in transistor inverter circuits for efficient power management.
- Inverter Air Conditioners: The component is integral in the control circuits of inverter air conditioners, ensuring stable and efficient operation.
- IGBT Gate Drivers: TLP250 is specifically designed for driving the gates of IGBTs, providing the necessary isolation and drive current.
- Power MOSFET Gate Drivers: It is also suitable for gate driving circuits of power MOSFETs, offering high performance and reliability.
Q & A
- What is the TLP250(D4-INV,F) used for?
The TLP250(D4-INV,F) is used for gate driving circuits of IGBTs and power MOSFETs, particularly in applications requiring high isolation voltage and fast switching speeds.
- 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 0.5 μs (max).
- What are the operating temperature ranges for the TLP250?
The TLP250 operates within a temperature range of -20°C to 85°C.
- Does the TLP250 have any safety certifications?
Yes, the TLP250 is UL-recognized (UL 1577, File No.E67349) and VDE approved (DIN VDE0884/06.92 Certificate No.76823).
- 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 common mode transient immunity of the TLP250?
The common mode transient immunity of the TLP250 is 5 kV/μs.
- Is a bypass capacitor required for the TLP250?
Yes, a 0.1 μF bypass capacitor should be connected between pin 8 and pin 5 to stabilize the operation of the high gain linear amplifier.
- What are some typical applications of the TLP250?
The TLP250 is used in transistor inverters, inverter air conditioners, IGBT gate drivers, and gate drive of power field effect transistors.
