Overview
The TLP250HF(D4,F) is a high-performance photocoupler produced by Toshiba Semiconductor and Storage. This device is designed in an 8-lead DIP package and consists of a GaAlAs infrared light-emitting diode (LED) and an integrated photodetector. It is particularly suited for gate driving circuits of IGBTs (Insulated Gate Bipolar Transistors) and power MOSFETs (Metal-Oxide-Semiconductor Field-Effect Transistors), making it a crucial component in various industrial and power electronics applications.
Key Specifications
| Characteristic | Symbol | Rating/Value | Unit |
|---|---|---|---|
| Supply Voltage | VCC | 10 - 35 | V |
| Supply Current | ICC | 11 (max) | mA |
| Output Current (Peak) | IOPH, IOPL | ±1.5 (max) | A |
| Propagation Delay Time | tpLH/tpHL | 0.5 μs (max) | μs |
| Isolation Voltage | BVS | 3750 Vrms (min) | Vrms |
| Common-mode Transient Immunity | CMTI | ±40 kV/μs (min) | kV/μs |
| Operating Temperature Range | Topr | -20 to 125 °C | °C |
| Storage Temperature Range | Tstg | -55 to 125 °C | °C |
| Input Threshold Current | IF | 5 mA (max) | mA |
Key Features
- Buffer logic type with totem pole output
- High output current capability: ±1.5 A (max)
- Wide operating temperature range: -20 to 125 °C
- High common-mode transient immunity: ±40 kV/μs (min)
- High isolation voltage: 3750 Vrms (min)
- UL, cUL, and VDE safety standards compliance
- Internal Faraday shield for enhanced isolation
Applications
The TLP250HF(D4,F) is widely used in various industrial and power electronics applications, including:
- Gate driving circuits for IGBTs and power MOSFETs
- Industrial inverters and motor control systems
- Air conditioner and HVAC control systems
- Power supplies and DC-DC converters
- Automotive and industrial automation systems
Q & A
- What is the TLP250HF(D4,F) used for?
The TLP250HF(D4,F) is used for gate driving circuits of IGBTs and power MOSFETs in various industrial and power electronics applications.
- What is the maximum output current of the TLP250HF(D4,F)?
The maximum output current is ±1.5 A.
- What is the operating temperature range of the TLP250HF(D4,F)?
The operating temperature range is -20 to 125 °C.
- What is the isolation voltage of the TLP250HF(D4,F)?
The isolation voltage is 3750 Vrms (min).
- Does the TLP250HF(D4,F) meet any safety standards?
Yes, it meets UL, cUL, and VDE safety standards.
- What is the common-mode transient immunity of the TLP250HF(D4,F)?
The common-mode transient immunity is ±40 kV/μs (min).
- What is the propagation delay time of the TLP250HF(D4,F)?
The propagation delay time is 0.5 μs (max).
- What is the input threshold current of the TLP250HF(D4,F)?
The input threshold current is 5 mA (max).
- What is the supply voltage range of the TLP250HF(D4,F)?
The supply voltage range is 10 to 35 V.
- Is the TLP250HF(D4,F) suitable for high-frequency applications?
Yes, it can operate up to 25 kHz.
