HUABAN SMF 200W TVS Uni-Directional Mount ESD Diodes Kit 20×10 SOD-123

Description

Product Overview

The HUABAN SMF 200W TVS Uni-Directional diode kit is engineered to provide high‑performance electrostatic discharge (ESD) protection for modern surface‑mount technology (SMT) designs. Each kit contains a comprehensive assortment of twenty distinct voltage ratings, with ten pieces of each rating, all housed in a compact SOD‑123 package. This configuration enables designers to address a wide range of transient voltage suppression requirements without the need to maintain multiple separate inventories. The diodes are rated for a peak pulse power of 200 watts, delivering fast response times and robust clamping capabilities that protect sensitive semiconductor components from voltage spikes caused by static discharge, inductive load switching, or electromagnetic interference. The uni‑directional architecture ensures that the device conducts in one direction, simplifying circuit design and reducing the risk of reverse‑bias failures. The kit’s compact footprint and standardized lead‑frame geometry make it compatible with a broad spectrum of printed‑circuit‑board (PCB) layouts, from dense high‑frequency modules to rugged industrial control panels.

Usage

Designed for engineers, technicians, and hobbyists working in fields such as telecommunications, automotive electronics, consumer devices, and industrial control systems, this diode kit excels in environments where reliable ESD protection is critical. The diodes can be deployed on power‑input lines, data‑bus interfaces, sensor connections, and any point‑of‑entry where transient voltages may threaten circuit integrity. Their high peak power rating makes them suitable for protecting power‑conversion stages, motor‑drive circuits, and high‑speed digital interfaces that experience rapid voltage fluctuations. Because the kit includes a range of voltage thresholds, users can select the exact rating needed for a given application, ensuring optimal protection without over‑clamping, which could otherwise degrade signal fidelity. The SOD‑123 package’s low profile also supports tight component spacing, enabling efficient use of board real estate in compact devices such as handheld instruments, IoT modules, and wearable technology.

Why Choose Us

HUABAN is a recognized manufacturer of high‑quality electronic components, and this TVS diode kit reflects the company’s commitment to reliability, consistency, and performance. Each diode undergoes rigorous testing for surge endurance, leakage current, and temperature stability, guaranteeing that the components meet or exceed industry standards for ESD suppression. The kit’s packaging is designed for easy handling and accurate part identification, reducing the risk of assembly errors and streamlining the inventory management process. In addition, HUABAN provides comprehensive technical support, including datasheets, application notes, and responsive engineering assistance to help customers integrate the diodes into their designs efficiently. The company’s global distribution network ensures prompt delivery, and a clear return policy offers peace of mind for purchasers who require flexibility in their component sourcing strategies.

Key Features

• Wide voltage range with 20 distinct values, reducing the need for multiple part numbers.
• High peak pulse power of 200 W delivers fast, reliable clamping for severe transients.
• Compact SOD‑123 package saves board space and supports dense SMT layouts.
• Uni‑directional design simplifies circuit implementation and improves reliability.
• HUABAN’s dedicated technical support and after‑sales service ensure successful integration.

FAQ

What is the difference between uni‑directional and bi‑directional TVS diodes?

Uni‑directional TVS diodes conduct current in one direction, providing protection for circuits that have a defined polarity, such as power lines. Bi‑directional devices protect against voltage spikes of either polarity, making them suitable for signal lines that swing both positive and negative.

Can I mix different voltage ratings from the kit on the same board?

Yes. The kit is intended to give designers flexibility; you can select the appropriate voltage rating for each circuit node based on its operating voltage and transient exposure, ensuring optimal protection without unnecessary over‑clamping.

What is the recommended soldering method for SOD‑123 packages?

Standard reflow soldering profiles for lead‑free solder paste are suitable. Maintain a peak temperature of 250 °C and a time‑above‑threshold of 30–45 seconds to achieve reliable joints without damaging the diode.

How does the 200 W rating affect the diode’s performance?

The 200 W peak pulse rating indicates the diode’s ability to absorb high‑energy transients without failure, making it ideal for applications with large surge currents, such as motor drives or power‑line interfaces.

Is there a warranty or guarantee for these diodes?

HUABAN offers a standard limited warranty covering manufacturing defects for a period of one year from the date of purchase, along with a responsive return‑policy process for any non‑conforming items.