MMSZ5259B-HE3-18

Product Overview

Category

The MMSZ5259B-HE3-18 belongs to the category of Zener diodes.

Use

It is commonly used for voltage regulation and transient suppression in electronic circuits.

Characteristics

• Voltage: 18V
• Power Dissipation: 500mW
• Package: SOD-123
• Operating Temperature Range: -65°C to +150°C
• Storage Temperature Range: -65°C to +175°C

Packaging/Quantity

The MMSZ5259B-HE3-18 is typically available in reels with a quantity of 3000 units per reel.

Specifications

• Zener Voltage: 18V
• Test Current: 5mA
• Maximum Reverse Leakage Current: 100nA
• Maximum Voltage Regulation: 50mV
• Maximum Impedance: 40Ω

Detailed Pin Configuration

The MMSZ5259B-HE3-18 has three pins: 1. Cathode 2. Anode 3. Not connected (NC)

Functional Features

• Precise voltage regulation
• Low impedance
• Fast response time
• High reliability

Advantages and Disadvantages

Advantages

• Accurate voltage regulation
• Small package size
• Wide operating temperature range

Disadvantages

• Limited power dissipation capability
• Sensitivity to overvoltage conditions

Working Principles

The MMSZ5259B-HE3-18 operates based on the principle of the Zener effect, where it maintains a constant voltage across its terminals when reverse-biased at or above its breakdown voltage.

Detailed Application Field Plans

The MMSZ5259B-HE3-18 is widely used in various applications including: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Signal clamping and limiting

Detailed and Complete Alternative Models

Some alternative models to the MMSZ5259B-HE3-18 include: - BZX84C18 - 1N4746A - MM3Z18VT1G

In conclusion, the MMSZ5259B-HE3-18 Zener diode offers precise voltage regulation and transient suppression capabilities, making it suitable for a wide range of electronic applications. Its compact package and reliable performance make it a popular choice among design engineers.

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