BZT52B27-HE3-18

Product Overview

Category

The BZT52B27-HE3-18 belongs to the category of Zener diodes, which are semiconductor devices designed to maintain a fixed voltage across their terminals.

Use

This particular Zener diode is commonly used for voltage regulation and overvoltage protection in various electronic circuits.

Characteristics

• Voltage Regulation: The BZT52B27-HE3-18 provides a stable voltage output under varying load conditions.
• Low Leakage Current: This diode exhibits low reverse current, making it suitable for precision applications.
• Small Package: The compact SOD-323 package makes it ideal for space-constrained designs.
• High ESD Rating: It offers enhanced Electrostatic Discharge (ESD) protection, ensuring reliability in harsh environments.

Package

The BZT52B27-HE3-18 is available in a SOD-323 package, which is a surface-mount device (SMD) package with two terminals for easy integration into circuit boards.

Packaging/Quantity

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

Specifications

• Part Number: BZT52B27-HE3-18
• Voltage: 27V
• Power Dissipation: 225mW
• Zener Voltage Tolerance: ±5%
• Operating Temperature Range: -65°C to +150°C
• Forward Voltage: 1.2V
• Reverse Leakage Current: 100nA

Detailed Pin Configuration

The BZT52B27-HE3-18 features a standard SOD-323 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, providing stability in electronic circuits.
• Overvoltage Protection: It safeguards sensitive components by diverting excess voltage away from the circuit.

Advantages and Disadvantages

Advantages

• Precise Voltage Regulation
• Compact Size
• Low Reverse Current
• Enhanced ESD Protection

Disadvantages

• Limited Power Dissipation Capacity
• Voltage Tolerance Variation

Working Principles

The BZT52B27-HE3-18 operates based on the Zener effect, where it begins conducting once the voltage across its terminals reaches the specified Zener voltage. This allows it to regulate the voltage within a circuit.

Detailed Application Field Plans

The BZT52B27-HE3-18 finds extensive use in various applications, including: - Voltage Regulators - Power Supplies - Signal Clipping Circuits - Overvoltage Protection Circuits

Detailed and Complete Alternative Models

Some alternative models to the BZT52B27-HE3-18 include: - BZX84C27LT1G - MMBZ27VALT1G - PZU27B2A,115 - MM3Z27VT1G

In summary, the BZT52B27-HE3-18 Zener diode offers precise voltage regulation, compact size, and low leakage current, making it an essential component in various electronic circuits.

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