The UMZ6.8N is a Zener diode manufactured by Rohm Semiconductor. It is designed to provide a stable voltage reference or voltage clamping in various electronic circuits. Zener diodes are commonly used to protect sensitive components from overvoltage conditions.

Applications:

• Overvoltage protection: Clamping voltage spikes to protect sensitive circuits.
• Voltage regulation: Providing a stable voltage reference for linear regulators.
• Clipping circuits: Shaping waveforms by limiting the voltage swing.
• Level shifting: Adjusting the voltage level of signals.

Features:

• Zener voltage of 6.8V: Provides a specific voltage reference point.
• Low reverse current: Minimizes power consumption in standby mode.
• Surface-mount package: Suitable for automated assembly.
• High surge current capability: Can withstand transient voltage spikes.

Benefits:

• Enhanced circuit protection: Prevents damage from overvoltage conditions.
• Stable voltage reference: Provides a consistent voltage for accurate circuit operation.
• Simplified circuit design: Requires minimal external components.
• Compact size: Suitable for space-constrained applications.

Technical Specifications:

The UMZ6.8N has a Zener voltage of typically 6.8V with a tolerance that is usually specified in the datasheet. The power dissipation is usually around 200-500mW depending on the package. The device is available in a small surface mount package. The reverse current is typically very low in the microampere range before the Zener voltage is reached. It's crucial to check the datasheet for the specific surge current capability and other relevant electrical characteristics.