MBRB1645HE3/81

Introduction

The MBRB1645HE3/81 is a diode belonging to the category of Schottky Rectifier. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Schottky Rectifier
• Use: The MBRB1645HE3/81 is used as a rectifier in power supply applications, voltage clamping, freewheeling, and polarity protection.
• Characteristics: It exhibits low forward voltage drop, high switching speed, and low reverse leakage current.
• Package: TO-263AB (D2PAK)
• Essence: The diode is designed for high-efficiency power conversion and low-loss applications.
• Packaging/Quantity: Available in tape and reel packaging with quantities varying based on supplier and customer requirements.

Specifications

• Voltage - DC Reverse (Vr) (Max): 45V
• Current - Average Rectified (Io): 16A
• Voltage - Forward (Vf) (Max) @ If: 550mV @ 8A
• Reverse Recovery Time (trr): 18ns
• Operating Temperature: -65°C ~ 175°C

Detailed Pin Configuration

The MBRB1645HE3/81 has three pins: 1. Anode 2. Cathode 3. Gate

Functional Features

• Low forward voltage drop
• High switching speed
• Low reverse leakage current
• High thermal cycling performance

Advantages and Disadvantages

Advantages

• High efficiency
• Fast switching
• Low power dissipation
• Compact design

Disadvantages

• Higher cost compared to standard rectifiers
• Sensitive to overvoltage conditions

Working Principles

The MBRB1645HE3/81 operates based on the Schottky barrier principle, where the metal-semiconductor junction allows for faster switching and lower forward voltage drop compared to conventional PN-junction diodes.

Detailed Application Field Plans

The MBRB1645HE3/81 is suitable for various applications including: - Switching power supplies - Voltage clamping circuits - Freewheeling diodes in inductive load applications - Polarity protection in automotive and industrial electronics

Detailed and Complete Alternative Models

Some alternative models to MBRB1645HE3/81 include: - MBRB1545CTG - MBRB2545CTG - MBRB3045CTG - MBRB4045CTG

In conclusion, the MBRB1645HE3/81 Schottky Rectifier offers high efficiency and fast switching characteristics, making it suitable for a wide range of power supply and voltage clamping applications.

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