BZT52C3V9

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BZT52C3V9

+BOM

DIODE ZENER 3.9V 500MW SOD-123

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仕様

属性
Supplier Rectron USA
Package / Case Tape & Reel (TR)
Part Status Active
Voltage - Zener(Nom)(Vz) 3.9 V
Tolerance ±5%
Power - Max 500 mW
Impedance(Max)(Zzt) 90 Ohms
Current - Reverse Leakage @ Vr 3 µA @ 1 V
Voltage - Forward (Vf) (Max) @ If 900 mV @ 10 mA
Mounting Type Surface Mount

概要

Description

The BZT52C3V9 is a type of Zener diode, which is used to regulate voltage in electronic circuits. It is part of the BZT52 series and typically comes in a SOD-123 package, which is a small, surface-mount format. The "3V9" in its designation indicates a Zener voltage of 3.9 volts, meaning it is designed to maintain a stable output voltage of 3.9V when reverse-biased.
Zener diodes like the BZT52C3V9 are used for voltage regulation, providing a reference voltage, protecting circuits from overvoltage, and in switching applications. They operate by allowing current to flow in the reverse direction when the reverse voltage exceeds the Zener voltage, maintaining a stable voltage across the diode.
The BZT52C3V9 is favored for its compact size, reliability, and efficiency in low-power applications. It is used in a variety of electronic devices, including power supplies, signal processing circuits, and other systems where precise voltage regulation is essential.

Equivalent

The BZT52C3V9 is a Zener diode with specific voltage and power ratings. Equivalent products include:
1. 1N4728A - Offers similar voltage and power characteristics.
2. MM3Z3V9 - SMD Zener diode with comparable specifications.
3. MMSZ5231B - Also matches the voltage and power specs.
4. PDZ3.9B - Philips/NXP product with similar Zener voltage.
5. BZX84C3V9 - Commonly used equivalent with similar ratings.
Always check the datasheets to confirm compatibility with your specific application requirements.

Features

The BZT52C3V9 is a Zener diode commonly used for voltage regulation and protection in electronic circuits. Here are its key features:
1. Zener Voltage: The diode has a nominal Zener voltage of 3.9 volts, which is useful for providing a stable reference voltage or for voltage regulation tasks.
2. Power Dissipation: It typically operates at a maximum power dissipation of around 500 mW, making it suitable for low to moderate power applications.
3. Package Type: The BZT52C3V9 is housed in a compact SOD-123 surface-mount package, which is ideal for space-constrained applications.
4. Tolerance: It offers a voltage tolerance, often around ±5%, ensuring reliable performance in precision applications.
5. Temperature Coefficient: The diode has a specified temperature coefficient, indicating how its Zener voltage changes with temperature, important for maintaining performance across varying conditions.
6. Applications: Commonly employed in circuit protection, voltage clamping, and as a voltage reference in power supply circuits.
These features make the BZT52C3V9 suitable for a variety of electronic devices where compact size and reliable voltage regulation are essential.

Pinout

The BZT52C3V9 is a Zener diode commonly used for voltage regulation purposes. It typically comes in a SOD-123 package, which has two pins: the anode and the cathode. The anode is the positive terminal, and the cathode is the negative terminal, marked by a line on the diode body.
The primary function of the BZT52C3V9 is to maintain a stable reference voltage of approximately 3.9 volts across its terminals. By operating in the reverse breakdown region, it regulates voltage in circuits, making it useful for protecting sensitive components and ensuring consistent performance in electronic devices.

Manufacturer

The BZT52C3V9 is a Zener diode, and it is manufactured by various semiconductor companies. Some of the primary manufacturers include Nexperia, Vishay Intertechnology, Diodes Incorporated, and ON Semiconductor.
These companies are major players in the electronics industry, specializing in the design, development, and production of a wide range of semiconductor devices. They supply components used in various applications such as consumer electronics, automotive, industrial, and computing.
1. Nexperia: This company focuses on discrete, logic, and MOSFET components. It was spun off from NXP Semiconductors and is known for its reliability in mass production.
2. Vishay Intertechnology: Well-known for its extensive portfolio, Vishay manufactures semiconductors and passive components, serving a diverse range of industries.
3. Diodes Incorporated: It offers a broad range of semiconductor products and focuses on automotive, industrial, and consumer markets, emphasizing innovation and performance.
4. ON Semiconductor: Now known as onsemi, the company offers a comprehensive portfolio of energy-efficient solutions and specializes in power and signal management.
Each of these companies contributes significantly to the global electronics supply chain, providing essential components for modern electronic devices.

Application

The BZT52C3V9 is a Zener diode typically used for voltage regulation and reference in electronic circuits. Its application areas include:
1. Voltage Regulation: Provides stable reference voltages in power supply circuits.
2. Voltage Clamping: Protects sensitive components by limiting voltage spikes.
3. Load Regulation: Maintains a constant voltage across a load in varying conditions.
4. Signal Conditioning: Ensures consistent signal levels in communication circuits.
5. Overvoltage Protection: Safeguards circuits from overvoltage damage in various electronic devices.
These applications are common in consumer electronics, industrial equipment, and communication devices.

Package

The BZT52C3V9 is a Zener diode, and it typically comes in a SOD-123 package. This is a small, surface-mount package designed for space-efficient applications.

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