The 1SMC28CA is a Transient Voltage Suppressor (TVS) diode manufactured by Central Semiconductor Corp. It is designed to protect sensitive electronic equipment from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD). This TVS diode offers robust protection by clamping overvoltage events to a safe level, preventing damage to downstream components.

Applications

• Protection of I/O interfaces
• Power supply protection
• Data line protection
• Microcontroller protection
• Automotive electronics
• Industrial control systems

Features

• High surge capability: Peak pulse power dissipation of 1500W @ 10/1000μs waveform
• Unidirectional configuration
• Low clamping voltage
• Fast response time: Typically less than 1.0 ps from 0 Volts to BV min
• Excellent clamping capability
• Glass passivated junction
• RoHS compliant

Benefits

• Protects sensitive electronics from damaging voltage transients.
• Increases system reliability and uptime by preventing component failure.
• Reduces maintenance costs associated with replacing damaged components.
• Provides a cost-effective solution for transient voltage protection.
• Ensures compliance with regulatory standards for surge protection.

Additional Details

The 1SMC28CA has a standoff voltage of 28V and a breakdown voltage typically around 31.1V. The clamping voltage at a peak pulse current is approximately 45.7V. The operating temperature range is typically -55°C to +150°C. It is available in an SMC (DO-214AB) package, which is suitable for surface mounting. The device's construction ensures high reliability and stability under various environmental conditions. It's crucial to adhere to the manufacturer's recommended soldering and handling procedures to maintain the integrity and performance of the device.