The 1SMB3EZ43 is a surface-mount Zener diode manufactured by Panjit. It is designed to provide voltage regulation and transient voltage suppression in a variety of electronic circuits.

Applications:

• Voltage regulation
• Transient voltage suppression
• Overvoltage protection
• Power supplies
• Consumer electronics
• Telecommunications equipment

Features:

• Surface mount package
• Glass passivated junction
• Excellent clamping capability
• Low leakage current
• High surge capability
• 43V Zener Voltage
• 3W Power Dissipation

Benefits:

• Provides reliable voltage regulation, protecting sensitive components from overvoltage conditions.
• Compact size allows for use in space-constrained applications.
• Easy to install and solder onto printed circuit boards.
• High surge capability ensures protection against transient voltage events.
• Reduces the risk of component failure due to voltage spikes.

Additional Details:

The 1SMB3EZ43 has a Zener voltage of 43 volts and a power dissipation rating of 3 watts. It is available in a standard SMB (DO-214AA) package. Its operating temperature range is -55°C to +150°C. The device's maximum reverse leakage current is typically a few microamperes. The clamping voltage is designed to be close to the Zener voltage under specified test conditions. It is RoHS compliant.