The ZMM5256B is a Zener diode manufactured by Rectron Semiconductor. It is designed to provide voltage regulation and circuit protection in various electronic applications. This diode is part of the ZMM52 series, known for its small size, precise voltage regulation, and reliable performance. It is particularly suitable for portable devices, instrumentation, and general-purpose voltage stabilization.

Applications:

• Voltage Regulation
• Circuit Protection
• Overvoltage Protection
• Voltage Stabilization
• Clipping Circuits

Features:

• Zener Diode
• Precise Voltage Regulation - Maintains a stable voltage output over a wide range of input voltages and load currents.
• Small Size - Available in a miniature surface mount package, ideal for space-constrained applications.
• Low Leakage Current - Minimizes power losses and improves efficiency.
• High Surge Current Capability - Provides robust protection against transient voltage spikes.
• RoHS Compliant - Environmentally friendly, free from hazardous substances.

Benefits:

• Stable Voltage Output - Ensures reliable operation of sensitive electronic components by providing a stable voltage supply.
• Compact Design - Small size allows for dense board layouts, reducing overall system size.
• Improved Circuit Protection - Protects circuits from damage due to overvoltage conditions.
• Enhanced Efficiency - Low leakage current reduces power losses, improving overall efficiency.
• Wide Range of Applications - Suitable for various electronic circuits requiring voltage regulation and protection.

Technical Specifications:

The ZMM5256B has a Zener voltage (VZ) of 30V. The power dissipation (Ptot) is typically 500mW. The Zener impedance (ZZT) is typically 70Ω. The device is available in a SOD-80 package. The operating temperature range is typically -65°C to +150°C. The forward voltage (VF) is around 0.9V at IF = 10mA.