The TPSMA27A is a Transient Voltage Suppressor (TVS) diode manufactured by Vishay. It is specifically designed to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and inductive load switching. It belongs to the SMA series, known for their compact size and reliable performance.

Applications

• Protection of I/O interfaces
• Protection of data lines
• Protection of power lines
• Use in automotive electronics
• Use in industrial control systems

Features

• SMA package: Offers a compact footprint for space-saving designs.
• Unidirectional configuration: Provides protection against voltage transients in one direction.
• High surge current capability: Can withstand high surge currents without degradation or failure.
• Low clamping voltage: Limits the voltage across the protected circuit during a surge event.
• Fast response time: Quickly responds to transient voltage events.

Benefits

• Effective transient voltage protection: Safeguards sensitive electronic equipment from damage due to voltage surges.
• Improved system reliability: Reduces the risk of system failures caused by transient voltage events.
• Simplified circuit design: Minimizes the need for additional protection components.
• Compact size: Saves valuable board space in space-constrained applications.
• Compliant with industry standards: Meets industry standards for surge protection.

Technical Specifications

The TPSMA27A has a standoff voltage of 27V and a breakdown voltage between 30V and 33.2V. It is capable of handling a peak pulse power of 400W. The clamping voltage at peak pulse current is approximately 43.5V. The operating temperature range is typically from -55°C to +150°C. It also features excellent clamping capability and low incremental surge resistance.

The TPSMA27A TVS diode is an excellent solution for robust and reliable protection against transient voltage surges in a wide array of electronic applications. Its small size, high surge current capability, and fast response time make it a versatile choice for safeguarding sensitive circuits.