BZT52B4V3-G3-18

Product Overview

Category

The BZT52B4V3-G3-18 belongs to the category of Zener diodes, which are semiconductor devices designed to maintain a constant voltage across their terminals.

Use

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

Characteristics

• Voltage: 4.3V
• Power Dissipation: 300mW
• Package Type: SOD-323
• Essence: Voltage regulation and transient voltage suppression
• Packaging/Quantity: Available in tape and reel packaging with quantities varying based on supplier

Specifications

• Voltage Tolerance: ±5%
• Reverse Leakage Current: 100nA
• Operating Temperature Range: -65°C to +150°C
• Maximum Zener Impedance: 40Ω

Detailed Pin Configuration

The BZT52B4V3-G3-18 Zener diode has three pins: anode, cathode, and no connection (NC). 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

• Precise voltage regulation
• Low reverse leakage current
• Small form factor
• Wide operating temperature range

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Compact size
• Wide temperature range operation

Disadvantages

• Limited power dissipation capability
• Voltage tolerance may not be suitable for highly precise applications

Working Principles

When the voltage across the Zener diode reaches its breakdown voltage (in this case, 4.3V), it starts conducting in the reverse direction, effectively maintaining a constant voltage across its terminals.

Detailed Application Field Plans

The BZT52B4V3-G3-18 Zener diode finds applications in various fields such as: - Voltage regulators in power supplies - Overvoltage protection in electronic circuits - Signal clamping and limiting circuits

Detailed and Complete Alternative Models

Some alternative models to the BZT52B4V3-G3-18 Zener diode include: - 1N4731A: 4.3V Zener diode with similar characteristics - MM3Z4V3: Slightly lower power dissipation but similar voltage rating - BZX84C4V3: Surface mount Zener diode with comparable specifications

This comprehensive entry provides a detailed understanding of the BZT52B4V3-G3-18 Zener diode, including its specifications, functional features, application field plans, and alternative models, making it a valuable reference for engineers and enthusiasts alike.