USBLC6-4
Compact SOT-23 TVS diode arrays for ESD protection in USB applications
Manufacturer： ['win-key', 'stm']
series introduction
# USBLC6 - 4 Product Series Introduction
## 1. Overview
The USBLC6 - 4 product series is a cutting - edge line of USB protection devices designed to safeguard electronic systems from various electrical threats. These devices are specifically engineered to meet the demanding requirements of modern USB interfaces, ensuring reliable and stable operation in a wide range of applications. With the increasing prevalence of USB - connected devices in today's digital world, the need for effective protection against electrostatic discharge (ESD), electrical fast transients (EFT), and other electrical disturbances has become crucial. The USBLC6 - 4 series addresses these concerns with its advanced technology and high - performance features.
## 2. Key Features
### 2.1 ESD Protection
- **High - Level ESD Immunity**: The USBLC6 - 4 devices offer excellent ESD protection, capable of withstanding contact discharges up to ±8 kV and air discharges up to ±15 kV according to the IEC 61000 - 4 - 2 standard. This high - level protection ensures that the connected USB devices are shielded from the potentially damaging effects of static electricity, which can cause malfunctions, data corruption, or even permanent damage to sensitive electronic components.
- **Fast Response Time**: These devices have an extremely fast response time to ESD events, typically in the nanosecond range. This rapid response allows them to quickly divert the ESD current away from the protected circuit, minimizing the impact on the connected USB interface and ensuring that normal operation can resume immediately after the ESD event.
### 2.2 Low Capacitance
- **Signal Integrity Preservation**: The USBLC6 - 4 series features very low capacitance values, typically in the range of a few picofarads. This low capacitance is essential for maintaining the high - speed signal integrity of USB interfaces, especially for high - speed USB 2.0, USB 3.0, and USB 3.1 applications. By minimizing the capacitance, the devices prevent signal distortion, attenuation, and other signal - quality issues that can occur when high - frequency signals pass through a capacitive load.
- **Compatibility with High - Speed Data Rates**: The low - capacitance design of the USBLC6 - 4 devices makes them fully compatible with the high data rates supported by modern USB standards. Whether it's the 480 Mbps of USB 2.0, the 5 Gbps of USB 3.0, or the 10 Gbps of USB 3.1, these devices can ensure that the data transfer remains fast, reliable, and error - free.
### 2.3 Low Leakage Current
- **Power Efficiency**: The USBLC6 - 4 devices have extremely low leakage current, which helps to conserve power in the connected electronic systems. Low leakage current is particularly important for battery - powered devices, as it reduces the overall power consumption and extends the battery life. By minimizing the power drain caused by the protection device, the USBLC6 - 4 series contributes to the energy efficiency of the entire system.
### 2.4 Compact Package
- **Space - Saving Design**: The USBLC6 - 4 series is available in a compact and industry - standard package, such as the SOT - 23 or DFN packages. These small - form - factor packages are ideal for applications where board space is limited, such as mobile devices, laptops, tablets, and other portable electronics. The compact design allows for easy integration into existing circuit layouts without taking up excessive space on the printed circuit board (PCB).
## 3. Applications
### 3.1 Consumer Electronics
- **Smartphones and Tablets**: In smartphones and tablets, the USBLC6 - 4 devices protect the USB ports from ESD and other electrical disturbances. These devices are often
Images for reference
SOT-23-6
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