MMSZ5248B-G3-08

Product Overview

Category

The MMSZ5248B-G3-08 belongs to the category of Zener diodes, which are semiconductor devices designed to allow current to flow in the forward direction similar to a normal diode, but also in the reverse direction if the voltage is larger than the breakdown voltage known as the Zener voltage.

Use

This product is commonly used for voltage regulation and transient suppression in various electronic circuits.

Characteristics

• Voltage Regulation: The MMSZ5248B-G3-08 provides stable voltage regulation, making it suitable for use in power supplies and voltage reference circuits.
• Transient Suppression: It effectively suppresses voltage spikes and transients, protecting sensitive components in electronic circuits.
• Small Package Size: The device comes in a small surface-mount package, making it suitable for compact circuit designs.
• High Reliability: With its robust construction, the MMSZ5248B-G3-08 offers high reliability in demanding applications.

Package

The MMSZ5248B-G3-08 is typically available in a SOD-123 surface-mount package.

Packaging/Quantity

It is commonly supplied in reels or tape and reel packaging, with quantities varying based on manufacturer specifications.

Specifications

• Zener Voltage: 18V
• Power Dissipation: 500mW
• Forward Voltage: 1.5V
• Reverse Leakage Current: 5µA
• Operating Temperature Range: -65°C to 150°C

Detailed Pin Configuration

The MMSZ5248B-G3-08 typically features three pins: anode, cathode, and no-connect (NC) pin. The anode is connected to the positive terminal of the circuit, the cathode to the negative terminal, and the NC pin is left unconnected.

Functional Features

• Voltage Regulation: The Zener diode maintains a constant voltage across its terminals, providing stability in voltage-sensitive applications.
• Transient Suppression: It effectively clamps transient voltages, protecting downstream components from damage.
• Fast Response Time: The MMSZ5248B-G3-08 exhibits a fast response time to voltage fluctuations, ensuring rapid protection in transient events.

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Effective transient suppression
• Compact package size
• Wide operating temperature range

Disadvantages

• Limited power dissipation capability compared to larger diode packages
• Sensitive to overvoltage conditions

Working Principles

The MMSZ5248B-G3-08 operates based on the Zener effect, where it allows current to flow in the reverse-biased direction once the voltage across its terminals exceeds the Zener voltage. This characteristic makes it suitable for voltage regulation and transient suppression.

Detailed Application Field Plans

The MMSZ5248B-G3-08 finds application in various fields, including: - Power Supplies: Providing stable voltage references and protection against voltage transients. - Automotive Electronics: Protecting sensitive electronic components from voltage spikes in automotive systems. - Consumer Electronics: Ensuring stable voltage levels in audio, video, and communication equipment.

Detailed and Complete Alternative Models

• 1N4742A: Zener diode with a 12V Zener voltage
• BZX85C18: Zener diode with an 18V Zener voltage and higher power dissipation capability
• MM3Z18VT1G: Small-signal Zener diode with an 18V Zener voltage and ultra-small SOD-323 package

In conclusion, the MMSZ5248B-G3-08 Zener diode offers reliable voltage regulation and transient suppression in a compact package, making it suitable for a wide range of electronic applications.

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