USBLC6-2SC6 STMicroelectronics USBLC6-2SC6 TVS Diode for USB ESD and Surge Protection

STMicroelectronics USBLC6-2SC6 TVS Diode for USB ESD Protection Overview

The STMicroelectronics USBLC6-2SC6 is a compact TVS diode array designed to protect USB ports and other sensitive data interfaces against electrostatic discharge (ESD) and transient voltage events. Built for modern electronic systems that require both robust circuit protection and stable signal performance, this device is widely used in USB-enabled equipment, embedded systems, industrial electronics, and portable devices.

With its dual-line protection architecture, low capacitance, and space-saving SOT-23-6 package, the USBLC6-2SC6 is well suited for OEMs, design engineers, and procurement teams looking for a reliable protection solution for high-speed communication lines.

Why Choose USBLC6-2SC6

Optimized for USB Interface Protection

USB connectors are among the most exposed parts of an electronic system. They are frequently subject to ESD strikes caused by cable insertion, user contact, and external electrical disturbances. The USBLC6-2SC6 is specifically designed for USB data line protection, helping reduce the risk of interface damage and improving long-term product reliability.

Low Capacitance for High-Speed Signal Integrity

In high-speed data applications, protection devices must not interfere with signal transmission. The USBLC6-2SC6 features a low-capacitance design, making it suitable for USB and other signal-sensitive interfaces where maintaining data integrity is essential.

Compact Package for Space-Constrained Designs

The SOT-23-6 surface-mount package allows engineers to add effective transient protection without consuming excessive PCB space. This makes the part a practical choice for compact electronic products, portable equipment, interface modules, and other space-limited designs.

Key Benefits for B2B Buyers

Reliable Protection for Sensitive Electronics

The USBLC6-2SC6 helps protect downstream ICs and interface chipsets from damaging voltage spikes. For manufacturers, this supports improved field reliability, fewer failures, and lower maintenance or replacement costs.

Suitable for Long-Term Production Planning

As an active part from STMicroelectronics, the USBLC6-2SC6 is a dependable choice for customers who need stable sourcing and BOM continuity in ongoing projects or volume production programs.

Easy Integration into SMT Manufacturing

Its compact SMT package supports automated placement and efficient assembly processes, making it a suitable option for EMS providers and electronics manufacturers focused on production efficiency.

Applications

USB Ports and Peripherals

The USBLC6-2SC6 is commonly used in USB 2.0 ports, peripheral interfaces, docking products, and embedded USB communication circuits where ESD protection is essential.

Industrial and Embedded Electronics

It is also suitable for industrial controllers, embedded boards, communication modules, handheld terminals, and automation products that include exposed data interfaces.

Consumer and Portable Devices

The compact package and low leakage current make it a practical option for portable electronics, consumer accessories, and low-power digital products.

Key Features

Electrical and Protection Features

• Dual unidirectional TVS diode configuration
• Rail-to-rail steering protection architecture
• 5.25 V reverse standoff voltage
• 6 V minimum breakdown voltage
• 17 V maximum clamping voltage
• 5 A peak pulse current
• Low leakage current of 10 nA typical

Mechanical Features

• Surface-mount device
• SOT-23-6 package
• Compact footprint for dense PCB layouts

Compliance and Lifecycle Features

• RoHS compliant
• Active product status
• Suitable for commercial and industrial electronics manufacturing

Specifications

General Specifications

• Manufacturer: STMicroelectronics
• Part Number: USBLC6-2SC6
• Category: TVS Diodes / Transient Voltage Suppressors
• Series: USB
• Product Status: Active

Protection Specifications

• TVS Type: Standard
• Diode Configuration: Dual
• Direction: Unidirectional
• Type: Steering (Rail to Rail)

Electrical Specifications

• Reverse Standoff Voltage (Typ): 5.25 V
• Breakdown Voltage (Min): 6 V
• Clamping Voltage (Max) @ Ipp: 17 V
• Peak Pulse Current: 5 A
• Reverse Current: 10 nA

Mounting and Package

• Mounting Type: Surface Mount / SMT
• Package / Case: SOT-23-6
• Supplier Device Package: SOT-23-6

Environmental Specifications

• Operating Temperature: -40°C to +125°C
• Junction Temperature: up to +150°C
• RoHS Status: RoHS Compliant

Conclusion

The STMicroelectronics USBLC6-2SC6 TVS diode is a practical solution for protecting USB and other low-voltage data interfaces from ESD and transient surge events. It combines compact size, low capacitance, and reliable protection performance, making it suitable for a broad range of commercial and industrial electronics.

For OEMs and sourcing teams, this part offers a strong balance of performance, manufacturability, and long-term supply value. For engineers, it provides an effective way to improve interface robustness without compromising PCB space or signal quality.