The MMSZ5251AS is a surface-mount Zener diode manufactured by Panjit. It's designed to provide voltage regulation in a variety of electronic circuits. This diode is characterized by its tight voltage tolerance and low leakage current, making it suitable for applications requiring stable and precise voltage references.

Applications:

• Voltage Regulation
• Voltage Referencing
• Transient Voltage Suppression
• Overvoltage Protection
• Clipping Circuits

Features:

• Surface Mount Device
• Zener Voltage: 20V (Nominal)
• Tolerance: ±5%
• Low Leakage Current
• High Surge Capability
• RoHS Compliant

Benefits:

• Provides stable voltage regulation
• Protects sensitive components from overvoltage conditions
• Easy to integrate into automated assembly processes due to its surface mount design
• Offers a precise voltage reference for accurate circuit operation
• Contributes to environmental safety by complying with RoHS standards

Additional Details:

The MMSZ5251AS comes in a SOD-323 package. Its power dissipation is typically around 500mW. The operating temperature range usually spans from -65°C to +150°C. It's essential to consult the datasheet for specific electrical characteristics, such as dynamic resistance, reverse current, and temperature coefficient, to ensure proper application in a given circuit. The Zener voltage is measured at a specific test current, and this current must be considered in the design to achieve the desired regulation performance. The device is designed for automated placement and soldering, facilitating high-volume manufacturing.