BZT52C4V3TQ-7-F Encyclopedia Entry

Product Overview

The BZT52C4V3TQ-7-F belongs to the category of Zener diodes and is commonly used for voltage regulation and protection in electronic circuits. This diode exhibits characteristics such as a fixed voltage reference, low impedance, and high reliability. It is typically packaged in a small surface-mount package, making it suitable for compact electronic designs. The essence of the BZT52C4V3TQ-7-F lies in its ability to maintain a constant voltage across its terminals, ensuring stable operation of connected components. It is usually available in tape and reel packaging with a specific quantity per reel.

Specifications

• Voltage: 4.3V
• Power Dissipation: 300mW
• Zener Impedance: 90Ω
• Operating Temperature Range: -65°C to +150°C
• Package Type: SOD-123

Detailed Pin Configuration

The BZT52C4V3TQ-7-F features a standard SOD-123 package with two pins. The anode (positive terminal) is connected to pin 1, while the cathode (negative terminal) is connected to pin 2.

Functional Features

• Voltage Regulation: The diode maintains a constant voltage of 4.3V across its terminals, providing stability in electronic circuits.
• Overvoltage Protection: It protects sensitive components by diverting excess voltage away from the circuit.

Advantages and Disadvantages

Advantages

• Precise voltage regulation
• Compact size
• High reliability

Disadvantages

• Limited power dissipation capability
• Vulnerable to overcurrent conditions

Working Principles

The BZT52C4V3TQ-7-F operates based on the principle of the Zener effect, where it allows current to flow in reverse bias once the voltage across its terminals reaches the specified breakdown voltage. This characteristic enables it to regulate voltage and protect connected components from overvoltage conditions.

Detailed Application Field Plans

The BZT52C4V3TQ-7-F finds extensive use in various applications, including: - Voltage regulation in power supplies - Overvoltage protection in communication systems - Signal clamping in audio amplifiers

Detailed and Complete Alternative Models

• BZX84C4V3LT1G: Similar voltage rating and package type
• MM3Z4V3ST1G: Comparable voltage reference and package size
• PZU4.3B2,115: Alternative with enhanced power dissipation capability

In conclusion, the BZT52C4V3TQ-7-F Zener diode offers precise voltage regulation and overvoltage protection in a compact package, making it a versatile component in various electronic circuits.

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