TLP350 DIP Optocoupler IC

The TLP350 DIP Optocoupler IC is a high-performance gate driver IC that provides electrical isolation and fast signal transmission for controlling power devices like MOSFETs and IGBTs. Designed by Toshiba, the TLP350 is widely used in industrial power control, inverter circuits, motor drives, UPS systems, and SMPS applications.

It integrates an optical isolation barrier with a high-speed output stage, ensuring reliable operation in high-noise environments. With 2.5A output drive capability, it can efficiently switch high-power devices with minimal delay.

🔹 Applications

• IGBT and MOSFET gate driving

• Inverter and UPS systems

• Motor control and industrial drives

• Switch Mode Power Supplies (SMPS)

• Solar inverters and renewable energy systems

• High-voltage power converters

• Signal isolation in control circuits

🔹 Precautions

• Do not exceed maximum supply voltage (Vcc = 30V max)

• Ensure proper gate resistor selection to limit current spikes

• Maintain adequate PCB creepage and clearance for isolation

• Use decoupling capacitors close to Vcc for stable operation

• Prevent exposure to electrostatic discharge (ESD)

• Ensure proper heat dissipation when driving large MOSFET/IGBT gates

🔹 Technical Specifications

• IC Type: Optocoupler Gate Driver

• Package: DIP-8

• Isolation Voltage: 2500 Vrms (min)

• Supply Voltage (Vcc): 15V – 30V

• Output Peak Current: ±2.5A

• Input Forward Voltage: 1.5V (typical)

• Propagation Delay: 0.5 µs (typical)

• Switching Frequency: up to 100 kHz

• Operating Temperature: –40°C to +85°C

• Application: IGBT/MOSFET driver with optical isolation

📹 Tutorial Video

Watch TLP350 Optocoupler Gate Driver Tutorial

🔹 Related Categories

• IC’s

• Electronics Components

• Power Supplies

• Tools and Accessories

🔹 Summary

The TLP350 DIP Optocoupler IC is a high-speed isolated gate driver that provides safe and reliable control for MOSFETs and IGBTs. With its 2.5A drive capability, high isolation, and fast switching performance, it is widely used in inverters, SMPS, UPS, and motor control circuits. A perfect addition to your IC’s and Electronics Components collection.