MBRS140T3G

The MBRS140T3G is a Schottky barrier rectifier diode manufactured by ON Semiconductor. This component is designed for high-efficiency applications, particularly in power management and rectification circuits. Here’s a detailed description of its key features and specifications:

General Characteristics:

• Type: Schottky Barrier Rectifier
• Package: Typically available in a surface-mount package, specifically the SOD-123, which is compact and suitable for space-constrained applications.
• Polarity: The diode is a single, standard polarity device, meaning it allows current to flow in one direction while blocking it in the reverse direction.

Electrical Specifications:

• Maximum Reverse Voltage (VR): The MBRS140T3G has a maximum reverse voltage rating of 40 volts, making it suitable for various applications where moderate reverse voltage is required.
• Forward Current (IF): It can handle a continuous forward current of up to 1 ampere, which is adequate for many low to medium power applications.
• Forward Voltage Drop (VF): One of the key advantages of Schottky diodes is their low forward voltage drop. The MBRS140T3G typically has a forward voltage drop of around 0.45 volts at a forward current of 1 ampere, which contributes to its efficiency.
• Reverse Recovery Time (trr): Schottky diodes are known for their fast switching capabilities. The MBRS140T3G features a very low reverse recovery time, which minimizes switching losses in high-frequency applications.

Thermal Characteristics:

• Operating Temperature Range: The diode can operate in a wide temperature range, typically from -55°C to +150°C, making it suitable for various environmental conditions.
• Junction-to-Case Thermal Resistance (RθJC): This parameter indicates how well the diode can dissipate heat. The lower the thermal resistance, the better the heat dissipation, which is crucial for maintaining performance and reliability.

Applications:

The MBRS140T3G is commonly used in:

• Power supply circuits
• DC-DC converters
• Battery charging applications
• Solar inverters
• General-purpose rectification in electronic devices

Additional Features:

• Low Leakage Current: The diode exhibits low reverse leakage current, which is beneficial for battery-operated devices as it helps to conserve energy.
• High Reliability: Designed to meet stringent quality standards, the MBRS140T3G is suitable for use in critical applications where reliability is paramount.

Conclusion:

The MBRS140T3G from ON Semiconductor is a versatile Schottky diode that combines low forward voltage drop, fast switching speed, and robust thermal performance, making it an excellent choice for a wide range of electronic applications. Its compact size and efficiency make it particularly appealing for modern electronic designs where space and power efficiency are critical.