The P4SMA33 R3 is a surface-mount Transient Voltage Suppressor (TVS) diode manufactured by Taiwan Semiconductor. It's designed to safeguard sensitive electronic components from voltage spikes triggered by lightning, inductive load switching, and electrostatic discharge (ESD). This TVS diode belongs to the SMA series, which is valued for its small size and reliable functionality.

Applications:

• Protection of I/O interfaces
• Overvoltage protection in sensitive equipment
• Transient voltage suppression in automotive electronics
• Protection of data lines and power lines
• Use in communication devices, such as mobile phones and modems

Features:

• Surface Mount SMA package
• Reverse Standoff Voltage: 33V
• Breakdown Voltage: Typically 36.7V
• Clamping Voltage: Typically 53.3V
• Peak Pulse Power: 400W (10/1000μs waveform)
• Excellent clamping capability
• Low incremental surge resistance
• Fast response time: typically less than 1.0ps from 0 Volts to BV min
• Typical IR less than 1μA above 33V
• High temperature soldering guaranteed: 260°C/10 seconds at terminals
• Plastic package has Underwriters Laboratory Flammability Classification 94V-0

Benefits:

• Provides robust protection against voltage transients
• Compact size allows for use in space-constrained applications
• High surge capability ensures reliable protection under severe conditions
• Fast response time minimizes the risk of damage to protected components
• Reduces downtime and maintenance costs associated with transient-related failures
• Increases the overall reliability and lifespan of electronic equipment

Additional Details:

The P4SMA33 R3 is a unidirectional TVS diode, providing protection only against positive voltage transients. It is designed to operate across a wide temperature range. The SMA package allows for easy mounting on printed circuit boards. This device conforms to industry standards for surge protection and reliability. The R3 suffix may denote tape and reel packaging.