The ZM4748A-GS18 is a Zener diode manufactured by Vishay. It is designed to provide a stable reference voltage for a variety of electronic circuits. Its robust construction and precise voltage regulation make it suitable for demanding applications.

Applications:

• Voltage Regulation: Maintaining a constant voltage level in power supplies and other circuits.
• Overvoltage Protection: Protecting sensitive components from voltage spikes and surges.
• Clipping Circuits: Limiting the voltage swing of a signal.
• Voltage Shifting: Adjusting the voltage level of a signal.
• Reference Voltage Generation: Providing a stable reference voltage for analog circuits.

Features:

• Precise Zener Voltage: Offers a tightly controlled breakdown voltage for accurate regulation.
• Low Reverse Leakage Current: Minimizes power loss and improves efficiency.
• High Surge Current Capability: Can withstand transient voltage spikes without damage.
• Glass Passivated Junction: Enhances reliability and stability.
• RoHS Compliant: Meets environmental regulations.
• Small Form Factor: Allows for compact circuit designs.

Benefits:

• Stable Voltage Reference: Ensures consistent performance of regulated circuits.
• Effective Overvoltage Protection: Safeguards sensitive components from damage.
• Improved Circuit Reliability: Robust construction and stable performance enhance overall circuit reliability.
• Reduced Power Consumption: Low leakage current minimizes power waste.
• Simplified Circuit Design: Provides a simple and effective voltage regulation solution.

Additional Details:

The ZM4748A-GS18 has a Zener voltage of typically 22V with a tolerance of approximately 5%. It is available in a SOD-80 package and is designed for surface mount applications. The power dissipation rating is typically 1W. The operating temperature range and storage temperature range are detailed in the datasheet. Its glass passivated junction makes it more resistant to moisture and other environmental factors.