Overview
The TLP350, produced by Toshiba Semiconductor and Storage, is a high-performance photocoupler designed for driving IGBTs (Insulated Gate Bipolar Transistors) and power MOSFETs in various industrial and power management applications. This device features a GaAlAs infrared light-emitting diode (LED) and an integrated photodetector in a compact 8-lead DIP package. It is renowned for its robust isolation characteristics, high output current, and wide operating temperature range, making it suitable for demanding environments such as industrial inverters, UPS systems, and photovoltaic power conditioners.
Key Specifications
| Characteristics | Symbol | Rating | Unit |
|---|---|---|---|
| Operating Temperature | Topr | -40 to 100 | ℃ |
| Isolation Voltage | BVS | 3750 | Vrms |
| Common Mode Transient Immunity | CMH / CML | ±15 | kV/μs |
| Supply Current (Max) | ICC | 2 | mA |
| Threshold Input Current (L/H) | IFLH | 5 | mA |
| Output Current (Peak) (Max) | IOP | ±2.5 | A |
| Propagation Delay Time (H/L) (Max) | tpHL | 500 | ns |
| Propagation Delay Time (L/H) (Max) | tpLH | 500 | ns |
| Supply Voltage (Min/Max) | VCC | 15 to 30 | V |
| Package Type | DIP8 | ||
| Pins | 8 | ||
| Mounting | Through Hole/Surface Mount | ||
| Dimensions (mm) | 9.66×7.62×3.65 |
Key Features
- Buffer Logic Type: Totem pole output for efficient switching.
- High Output Current: Peak output current of ±2.5 A, suitable for driving high-power IGBTs and MOSFETs.
- Wide Operating Temperature Range: Guaranteed performance from -40°C to 100°C.
- High Isolation Voltage: Minimum isolation voltage of 3750 Vrms, ensuring electrical isolation between input and output circuits.
- Common Mode Transient Immunity: ±15 kV/μs, providing robust protection against transient voltages.
- Low Supply Current: Maximum supply current of 2 mA, contributing to energy efficiency.
- Compact Package: 8-lead DIP package with through-hole and surface mount options.
- Certifications: UL, cUL, VDE, and CQC approved, ensuring compliance with various safety standards).
Applications
- Industrial Inverters: Suitable for driving IGBTs and MOSFETs in industrial inverter systems).
- UPS Systems: Used in uninterruptible power supply systems for reliable power management).
- Photovoltaic Power Conditioners: Applied in solar power systems to manage and condition the power output).
- Induction Heating: Employed in induction heating applications due to its high output current and robust isolation characteristics).
- Air Conditioner Inverters: Used in inverter-driven air conditioning systems for efficient and reliable operation).
Q & A
- What is the peak output current of the TLP350?
The peak output current of the TLP350 is ±2.5 A).
- What is the operating temperature range of the TLP350?
The TLP350 operates from -40°C to 100°C).
- What is the isolation voltage of the TLP350?
The isolation voltage of the TLP350 is a minimum of 3750 Vrms).
- What is the common mode transient immunity of the TLP350?
The common mode transient immunity of the TLP350 is ±15 kV/μs).
- What is the supply current of the TLP350?
The maximum supply current of the TLP350 is 2 mA).
- What is the threshold input current of the TLP350?
The threshold input current of the TLP350 is 5 mA).
- What is the propagation delay time of the TLP350?
The propagation delay time (H/L and L/H) of the TLP350 is 500 ns).
- What certifications does the TLP350 hold?
The TLP350 is UL, cUL, VDE, and CQC approved).
- What are the typical applications of the TLP350?
The TLP350 is typically used in industrial inverters, UPS systems, photovoltaic power conditioners, induction heating, and air conditioner inverters).
- What package type and mounting options are available for the TLP350?
The TLP350 comes in an 8-lead DIP package with both through-hole and surface mount options).
