The SMCJ20-E3/9AT is a Transient Voltage Suppressor (TVS) diode manufactured by Vishay. This component provides robust protection for sensitive electronics against voltage transients caused by lightning, ESD, and inductive load switching. Housed in an SMC (DO-214AB) package, it features high surge capability and fast response time.

Applications

• Protection of sensitive equipment against voltage transients.
• I/O port protection.
• Power supply protection.
• Data line protection.
• Industrial equipment.
• Telecommunications equipment.
• Medical devices.

Features

• SMC (DO-214AB) package for surface mounting.
• Unidirectional configuration.
• Glass passivated junction.
• Excellent clamping capability.
• Low incremental surge resistance.
• Fast response time: typically less than 1.0 ps from 0 V to BV min.
• Typical IR less than 1 μA above 12 V.
• High temperature soldering guaranteed: 260 °C/10 seconds at terminals.
• Plastic package has UL flammability classification 94 V-0.
• Meets MSL level 1, per J-STD-020, LF maximum peak of 260 °C.
• AEC-Q101 qualified.

Benefits

• Provides reliable protection against damaging voltage transients.
• Improves the overall reliability and lifespan of electronic devices.
• Reduces the risk of component failure due to voltage surges.
• Easy to integrate into existing circuit designs with its surface mount package.
• Offers a cost-effective solution for transient voltage protection.

Additional Details

The SMCJ20-E3/9AT has a standoff voltage of 20V, with a minimum breakdown voltage of 22.2V. It is rated for a peak pulse power dissipation of 1500 W (1.5kW). Its operating junction temperature range is from -55°C to +150°C. This TVS diode is also RoHS compliant.