SOD123 500mw W2 BZT52C2V7 2.7V Zener Diode

Introduction to Thyristor Diode Modules

Thyristor diode modules, often simply referred to as thyristors, are a type of semiconductor device used primarily for controlling and switching electrical power in various applications. They act as controlled switches, allowing current to flow when triggered by a small gate signal. Once turned on, they remain conducting until the current through them falls below a certain threshold or the direction of the current is reversed.

A thyristor module typically consists of multiple thyristors packaged together to handle higher currents or voltages than a single component could manage. These modules can be found in a variety of configurations, including SCR (Silicon Controlled Rectifier), TRIAC, and GTO (Gate Turn-Off) thyristors, each designed for specific types of power control tasks.

Features and Advantages of Thyristor Diode Modules

1. High Power Handling Capacity:
   Thyristor modules are capable of handling high levels of power, making them suitable for industrial applications that require robust and reliable power management solutions.

2. Efficient Power Control:
   Thyristors offer precise control over the power delivered to a load. By controlling the timing of the gate pulse, it’s possible to adjust the amount of power being transferred, which is particularly useful in AC power control applications such as dimming lights or speed control of motors.

3. Low Conduction Losses:
   When fully on, thyristors have low forward voltage drops, resulting in minimal power losses during conduction. This efficiency contributes to lower operating temperatures and improved energy efficiency.

4. Rugged Construction:
   Designed for harsh environments, thyristor modules feature durable packaging that can withstand mechanical stress, temperature fluctuations, and other environmental factors typical in industrial settings.

5. Compact Design:
   Despite their ability to handle significant power, modern thyristor modules are compact, enabling space-saving designs in equipment where size and weight are critical considerations.

6. Cost-Effective Solution:
   Thyristor modules provide an economical way to implement powerful switching and control functions compared to alternative technologies that might not be as efficient or may cost more per unit of power handled.

7. Simple Triggering Mechanism:
   Thyristors require only a small gate current to turn on, which simplifies the design of control circuits. The triggering mechanism can be easily integrated into existing systems with minimal additional components.

8. Wide Range of Applications:
   From motor control and power supplies to welding machines and traction systems, thyristor modules find application across a broad spectrum of industries due to their versatile characteristics.

9. Overcurrent Protection:
   Many thyristor modules come equipped with built-in protection features against overcurrent conditions, safeguarding both the device itself and connected loads from potential damage.

10. Fast Switching Speeds:
    Advanced thyristor modules can switch states rapidly, which is beneficial in applications requiring quick response times or frequent switching cycles without compromising performance.

(SOD123 500mw W2 BZT52C2V7 2.7V Zener Diode)

Specification of SOD123 500mw W2 BZT52C2V7 2.7V Zener Diode

The SOD123 500mW W2 BZT52C2V7 2.7V Zener Diode is a surface-mount semiconductor device designed for voltage regulation and overvoltage protection in compact electronic circuits. This diode operates with a nominal Zener voltage (VZ) of 2.7V, maintaining a tight tolerance of ±5% under specified test conditions. It is housed in the SOD123 package, which measures approximately 2.5mm x 1.7mm x 1.1mm, making it ideal for space-constrained applications. The device offers a power dissipation of 500mW, ensuring reliable performance in low-to-medium power scenarios.

With a maximum reverse leakage current (IR) of 0.1µA at 1V, the diode minimizes power loss in standby conditions. Its forward voltage (VF) is typically 1V at a forward current (IF) of 200mA, enabling efficient operation during transient voltage events. The Zener impedance (ZZT) is 90Ω at a test current (IZT) of 5mA, ensuring stable voltage clamping characteristics. The diode’s operating temperature range spans from -65°C to +150°C, making it suitable for harsh environments.

The BZT52C2V7 belongs to the BZT52C series, characterized by low-profile SOD123 packaging and high reliability. It is optimized for applications such as voltage stabilization in power supplies, surge protection in communication systems, and voltage reference in precision circuits. The device’s sharp breakdown voltage and low dynamic resistance enhance its efficiency in clamping and regulating voltages.

RoHS and REACH compliant, this Zener diode adheres to global environmental standards. It is compatible with automated surface-mount assembly processes, including reflow soldering. Storage conditions recommend temperatures between -55°C and +150°C with moisture sensitivity level (MSL) 1, ensuring long-term shelf stability.

Key features include high surge current capability, stable performance under varying loads, and compatibility with high-density PCB designs. Typical applications span consumer electronics, automotive systems, industrial controls, and portable devices. The diode’s robust construction ensures resistance to thermal and mechanical stress, extending operational lifespan.

Packaging options include tape and reel for bulk handling, with quantities tailored to manufacturing needs. Engineers value its balance of compact size, precision voltage regulation, and durability, making it a versatile choice for modern electronic designs requiring reliable overvoltage protection and voltage clamping solutions.

(SOD123 500mw W2 BZT52C2V7 2.7V Zener Diode)

Applications of SOD123 500mw W2 BZT52C2V7 2.7V Zener Diode

The SOD123 500mW W2 BZT52C2V7 2.7V Zener Diode is a surface-mount component designed for precise voltage regulation and protection in low-voltage electronic circuits. With a Zener voltage of 2.7V and a power dissipation rating of 500mW, this diode is ideal for applications requiring stable voltage control in compact designs. Its small SOD123 package makes it suitable for space-constrained PCB layouts, while its robust performance ensures reliability across diverse environments.

A primary application of this Zener diode is voltage regulation in low-power systems. It maintains a stable 2.7V output in circuits such as power supplies for microcontrollers, sensors, or low-voltage integrated circuits (ICs), preventing damage from voltage fluctuations. By clamping excess voltage, it safeguards sensitive components in devices like portable electronics, IoT modules, or battery-operated gadgets.

The diode also serves as an effective solution for overvoltage protection. When connected in reverse bias across a circuit, it limits voltage spikes to 2.7V, shielding inputs of USB interfaces, automotive electronics, or battery management systems (BMS) from transient surges. This feature is critical in automotive applications, where voltage spikes from alternators or load dumps could damage onboard electronics.

In communication systems, the BZT52C2V7 acts as a voltage clamp to suppress transients on data lines such as I2C, SPI, or UART interfaces. It ensures signal integrity by preventing voltage overshoots caused by electrostatic discharge (ESD) or inductive switching. Additionally, its sharp breakdown characteristics make it a cost-effective voltage reference for analog-to-digital converters (ADCs), digital-to-analog converters (DACs), or voltage monitoring circuits where moderate precision is sufficient.

The diode’s compact SOD123 package and 500mW power rating make it a go-to choice for modern electronics, including wearables, smart home devices, and industrial control systems. Its low leakage current and stable performance under varying temperatures enhance efficiency in power-sensitive designs.

Overall, the BZT52C2V7 Zener diode is a versatile component for voltage stabilization, transient suppression, and circuit protection in automotive, industrial, and consumer applications, combining reliability with space-saving advantages.

Company Profile

PDDN Photoelectron Technology Co., Ltd.(sales@pddn.com) is one of the leading enterprises in power electronics technology and power products, which is fully involved in developing solar inverters， transformers, voltage regulators, distribution cabinets, thyristors， modules， diodes， heaters, and other electronic devices or semiconductors. We will be committed to providing users with high-quality, efficient products and considerate service.

It accepts payment via Credit Card, T/T, West Union, and Paypal. PDDN will ship the goods to customers overseas through FedEx, DHL, by sea, or by air. If you want high-quality SOD123 500mw W2 BZT52C2V7 2.7V Zener Diode, please send us inquiries; we will be here to help you.

Payment Methods

L/C, T/T, Western Union, Paypal, Credit Card etc.

Shipment

By sea, by air, by express, as customers request.

Storage Conditions

1) Store in a dry environment at room temperature.

2) Avoid damp and high temperature.

3) Use immediately after opening the inner packing bag.

5 FAQs of SOD123 500mw W2 BZT52C2V7 2.7V Zener Diode

What is the primary application of the SOD123 500mW BZT52C2V7 2.7V Zener diode?
The BZT52C2V7 is designed for voltage regulation and protection in low-power circuits. Its 2.7V Zener voltage makes it ideal for stabilizing voltage in sensitive electronics, such as protecting ICs, transistors, or sensors from overvoltage by clamping excess voltage to 2.7V. It’s commonly used in power supplies, communication devices, and portable electronics.

How do I select the correct Zener voltage for my circuit?
The Zener voltage (Vz) should match the desired regulated voltage in your application. For the BZT52C2V7, the 2.7V rating ensures it conducts reversely when the voltage exceeds this threshold. Always verify the circuit’s required operating voltage and choose a Zener diode with a Vz slightly higher than the normal operating voltage to avoid unintended clamping.

What is the maximum current the BZT52C2V7 can handle?
The diode’s power dissipation is 500mW. Using the formula P = I Vz, the maximum current (I) is approximately 185mA (500mW / 2.7V). However, operating near this limit may cause overheating. For reliability, derate to 70-80% of the maximum value (around 130-150mA) and ensure proper heat dissipation via PCB design.

Why is the SOD123 package used for this Zener diode?
The SOD123 package offers a compact surface-mount design (2.6mm x 1.6mm) suitable for high-density PCBs. It balances size and power handling, making it ideal for space-constrained applications like mobile devices or IoT modules. The package also provides good thermal performance for 500mW dissipation when soldered correctly.

How does temperature affect the BZT52C2V7’s performance?
Zener voltage (Vz) varies with temperature. The BZT52C2V7 has a negative temperature coefficient (Vz decreases as temperature rises) due to its 2.7V rating, which is below 5V. For precision applications, factor in ambient temperature changes or use a temperature-compensated Zener. Operating temperature ranges from -65°C to +150°C, but derate power above 25°C to avoid thermal runaway.

(SOD123 500mw W2 BZT52C2V7 2.7V Zener Diode)