The PTVSHC3D4V5B is a transient voltage suppressor (TVS) diode designed and manufactured by Prisemi. This device is engineered to safeguard sensitive electronic components from voltage surges caused by electrostatic discharge (ESD), electrical fast transients (EFT), and lightning strikes. It offers a low clamping voltage, fast response time, and robust surge handling capabilities, making it suitable for a wide range of protection applications in various electronic systems.

Applications

• I/O port protection
• Data line protection (e.g., USB, Ethernet)
• Microcontroller protection
• Power supply protection
• Automotive electronics

Features

• Unidirectional TVS diode: Provides protection against positive transient voltages.
• Low clamping voltage: Limits the voltage across the protected component during a surge event.
• Fast response time: Quickly clamps the voltage to protect the circuit from damage.
• High surge capability: Withstands high transient currents without degradation.
• Small package size: Allows for compact and efficient circuit layouts.
• RoHS compliant: Environmentally friendly and compliant with industry standards.

Benefits

• Enhanced system reliability: Protects sensitive electronic components from voltage surges.
• Reduced downtime: Prevents equipment malfunctions due to overvoltage events.
• Improved product lifespan: Extends the operational life of electronic devices.
• Cost-effective protection: Provides a reliable and affordable solution for transient voltage suppression.
• Ease of integration: Can be easily incorporated into existing circuit designs.

Additional Details

The PTVSHC3D4V5B has a reverse standoff voltage of 4.5V. The clamping voltage is typically 7V at a defined test current. It boasts a peak pulse power dissipation capability of 300W. The device is housed in a small surface-mount package. The operating temperature range extends from -55°C to +150°C. It features a low dynamic resistance, ensuring effective voltage clamping during transient events. This TVS diode offers robust protection against a variety of transient voltage threats, ensuring the reliable operation of sensitive electronic circuits.