The MMSZ4699 is a Zener diode manufactured by General Semiconductor. It is designed to provide voltage regulation in various electronic circuits. Zener diodes are specifically designed to operate in the reverse breakdown region, maintaining a stable voltage across their terminals when the reverse voltage exceeds the Zener voltage. This characteristic makes them suitable for voltage regulation, voltage clamping, and overvoltage protection applications.

Applications

• Voltage regulation in power supplies
• Overvoltage protection in sensitive electronic circuits
• Voltage clamping in data lines
• Reference voltage generation
• Clipping and wave shaping circuits

Features

• Precise Zener voltage
• Low dynamic impedance
• Small surface mount package
• High surge current capability
• RoHS compliant

Benefits

• Provides stable voltage regulation, ensuring reliable operation of electronic circuits.
• Protects sensitive components from overvoltage conditions, preventing damage and increasing system reliability.
• Simplifies circuit design with its predictable Zener voltage characteristic.
• Reduces board space requirements due to its small surface mount package.
• Complies with environmental regulations, making it suitable for environmentally conscious designs.

Technical Specifications

The MMSZ4699 typically has a Zener voltage around 4.3V. It is available in a small outline SMD package (SOD-123). The power dissipation is typically around 200-500mW, depending on the manufacturer's exact specifications. Forward voltage is typically around 0.9V. It is crucial to refer to the specific datasheet from General Semiconductor or a current supplier for detailed electrical characteristics such as Zener impedance, reverse leakage current, and surge current ratings. These parameters are critical for proper circuit design and ensuring the diode operates within its safe operating area.