The FSMA170-1MM is a transient voltage suppressor (TVS) diode manufactured by TE Connectivity. This surface mount device is designed to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and inductive load switching. It offers a fast response time and low clamping voltage, ensuring effective protection against damaging voltage surges.

Applications

• Protection of I/O interfaces
• Protection of VCC bus
• Protection of data lines
• Protection of industrial control systems
• Automotive electronics
• Consumer electronics
• Telecom equipment

Features

• Surface Mount Package: SMA (Surface Mount Assembly) package for easy PCB mounting.
• Unidirectional: Provides protection against positive voltage transients.
• Low Clamping Voltage: Limits the maximum voltage seen by protected components.
• Fast Response Time: Quickly responds to transient events.
• High Surge Capability: Withstands high surge currents without degradation.
• RoHS Compliant: Environmentally friendly, compliant with RoHS standards.

Benefits

• Enhanced Protection: Safeguards sensitive electronics from voltage transients.
• Increased Reliability: Prevents damage and extends the lifespan of protected devices.
• Compact Design: Small footprint allows for easy integration into space-constrained applications.
• Easy Installation: Surface mount package simplifies PCB assembly.
• Cost-Effective: Provides reliable protection at a competitive price.

Additional Details

The FSMA170-1MM has a standoff voltage of 170V. Its clamping voltage is typically around 277V at a specified test current (consult the datasheet for precise values). It has a peak pulse power dissipation rating that ensures it can handle significant transient events. The device's operating temperature range is generally between -55°C and +150°C. The SMA package allows for efficient heat dissipation, further enhancing its reliability. This TVS diode is specifically designed for protecting circuits from surges, providing a crucial layer of defense against voltage-related failures.