The MMBZ5237BLY49 is a Zener diode manufactured by ON Semiconductor (formerly Fairchild). It's designed to provide precise voltage regulation and transient voltage suppression in various electronic circuits. This diode comes in a small SOT-23 package, making it ideal for high-density circuit board layouts.

Applications

• Voltage Regulation
• Overvoltage Protection
• Transient Suppression
• Clipping and Clamping Circuits
• Voltage Referencing in Linear Regulators

Features

• Zener Voltage: 8.2V
• Power Dissipation: 225mW
• Small SOT-23 package
• Tolerance: ±5%
• Low Leakage Current
• High Surge Current Capability
• AEC-Q101 Qualified for Automotive Applications

Benefits

• Provides stable voltage regulation, ensuring reliable circuit operation.
• Protects sensitive electronic components from voltage spikes and transients.
• Its small size is ideal for compact electronic devices.
• Ensures precision with a tight voltage tolerance.
• Reduces power loss, enhancing overall efficiency.
• Durable and reliable due to its high surge current capability.
• Suitable for automotive applications thanks to AEC-Q101 qualification.

Additional Details

The MMBZ5237BLY49 is a surface-mount Zener diode designed for automated assembly. It is constructed using silicon planar technology, ensuring consistent and reliable performance. It is commonly used in automotive electronics, industrial control systems, and portable devices.

The diode’s electrical characteristics include a forward voltage drop of approximately 0.9V at a forward current of 10mA. It operates efficiently within a broad temperature range, typically from -65°C to +150°C. Its robustness and compliance with industry standards make it a dependable choice for demanding applications requiring voltage regulation and protection.