The 3EZ140D5 is a Zener diode manufactured by EIC discrete Semiconductors. Zener diodes are semiconductor devices designed to operate in the reverse breakdown region of their I-V characteristic curve, providing a stable voltage reference.

Applications

• Voltage regulation in electronic circuits
• Overvoltage protection
• Clipping and clamping circuits
• Voltage reference in power supplies
• Transient voltage suppression

Features

• Zener Voltage: 140V (Nominal)
• Power Dissipation: Typically 3W (depending on the exact datasheet; values vary for similar parts)
• Tolerance: 5% (Indicated by 'D5')
• Low dynamic impedance
• High surge current capability
• DO-41 package (or similar axial-leaded package)

Benefits

• Provides a stable and precise voltage reference.
• Protects sensitive electronic components from overvoltage conditions.
• Simplifies circuit design by offering a reliable voltage clamping solution.
• Offers a compact and robust solution for voltage regulation and protection.

Additional Details

Zener diodes like the 3EZ140D5 are crucial components in numerous electronic devices, where they serve to maintain a constant voltage level. The '3EZ' series from EIC discrete Semiconductors is designed for general-purpose voltage regulation and surge protection. The 140V Zener voltage makes it suitable for applications where a higher voltage reference or protection level is needed. The DO-41 package provides for easy mounting and soldering on PCBs.

When using this diode, it's important to consider its power dissipation capabilities and operating temperature range to ensure reliable operation. Refer to the manufacturer's datasheet for precise specifications, including maximum surge current, thermal resistance, and operating temperature limits.