MMSZ5245B-HE3-08

Product Overview

Category

The MMSZ5245B-HE3-08 belongs to the category of Zener diodes, which are semiconductor devices designed to maintain a constant voltage across their terminals.

Use

This product is commonly used in electronic circuits for voltage regulation and protection against voltage spikes.

Characteristics

• Voltage Regulation: The MMSZ5245B-HE3-08 provides stable voltage regulation, making it suitable for various electronic applications.
• Small Size: This diode comes in a small package, making it ideal for compact circuit designs.
• High Reliability: It offers high reliability and precision in maintaining voltage levels within a circuit.

Package

The MMSZ5245B-HE3-08 is typically available in a surface-mount package, allowing for easy integration into printed circuit boards (PCBs).

Essence

This Zener diode serves as a crucial component in electronic systems, ensuring consistent voltage levels for proper functionality and protection against voltage fluctuations.

Packaging/Quantity

It is commonly supplied in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

• Voltage: 15V
• Power Dissipation: 500mW
• Zener Voltage Tolerance: ±5%
• Operating Temperature Range: -65°C to +150°C
• Forward Voltage: 1.2V
• Reverse Leakage Current: 5μA

Detailed Pin Configuration

The MMSZ5245B-HE3-08 features a standard SOD-123 surface-mount package with two pins. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Voltage Regulation: The diode maintains a constant voltage drop across its terminals, ensuring stability within the circuit.
• Overvoltage Protection: It safeguards sensitive components by diverting excess voltage away from the circuit.

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Compact size for space-constrained designs
• Effective overvoltage protection

Disadvantages

• Limited power dissipation capability compared to larger diodes
• Voltage tolerance may not meet requirements for highly precise applications

Working Principles

The MMSZ5245B-HE3-08 operates based on the principle of the Zener effect, where it allows current to flow in reverse bias once the voltage reaches its specified breakdown level. This characteristic enables it to regulate voltage and protect the circuit from overvoltage conditions.

Detailed Application Field Plans

Voltage Regulation

The diode can be utilized in power supply circuits to maintain a stable output voltage, ensuring reliable operation of connected devices.

Overvoltage Protection

In electronic systems, the diode can be employed to protect sensitive components from damage caused by voltage spikes or surges.

Detailed and Complete Alternative Models

• BZX84C15: A similar 15V Zener diode with SOT-23 package
• 1N4744A: 15V Zener diode with axial lead package
• MM3Z15VT1G: Surface-mount Zener diode with 15V rating

In conclusion, the MMSZ5245B-HE3-08 Zener diode offers reliable voltage regulation and overvoltage protection in a compact form factor, making it suitable for various electronic applications. While it has limitations in power dissipation and voltage tolerance, it remains a valuable component in circuit design and protection strategies.

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