The SMBG5945CE3/TR13 is a surface-mount Zener diode manufactured by Microsemi Corporation. It is designed for voltage regulation and transient voltage suppression in various electronic applications. This diode belongs to the SMBG series, known for its compact size and reliable performance.

Applications:

• Voltage regulation in power supplies
• Transient voltage suppression in data lines
• Overvoltage protection in consumer electronics
• Clamping circuits in industrial applications
• Protection of sensitive components in automotive electronics

Features:

• Surface-mount SMB package for space-saving designs
• Glass passivated junction
• Excellent clamping capability
• Low leakage current
• High surge current capability
• RoHS compliant
• High-temperature soldering guaranteed: 260°C/10 seconds at terminals

Benefits:

• Provides stable voltage regulation, ensuring consistent operation of electronic circuits.
• Protects sensitive components from damaging voltage spikes, extending the lifespan of the equipment.
• Compact size allows for use in densely populated circuit boards.
• High surge current capability provides robust protection against transient events.
• Easy to integrate into existing designs with standard surface-mount processes.

Additional Details:

The SMBG5945CE3/TR13 has a Zener voltage of 12V and a tolerance of 2%. It features a maximum power dissipation of 3W. The operating junction temperature ranges from -65°C to +150°C. The dynamic resistance is approximately 2 Ohms. The '/TR13' suffix indicates tape and reel packaging, while 'E3' indicates RoHS compliance. This Zener diode provides a reliable and efficient solution for voltage regulation and transient suppression needs.