The SRDA3.3-4 is a transient voltage suppression (TVS) diode array from Semtech designed to protect sensitive electronic equipment from electrostatic discharge (ESD) and other transient voltage events. This device is specifically designed for high-speed data interfaces such as USB, HDMI, and Ethernet, providing robust protection without significantly degrading signal integrity.

Applications

• USB ports
• HDMI ports
• Ethernet ports
• DisplayPort interfaces
• Any high-speed data interface requiring ESD protection

Features

• TVS Diode Array: Provides multi-line protection in a single package.
• Low Clamping Voltage: Limits the voltage during an ESD event to a safe level for the protected circuitry.
• Low Capacitance: Minimizes signal degradation on high-speed data lines.
• Fast Response Time: Quickly clamps transient voltages to protect sensitive components.
• Small Footprint: Available in a small surface-mount package for space-constrained applications.
• RoHS Compliant: Complies with Restriction of Hazardous Substances directive.

Benefits

• Enhanced ESD Protection: Protects sensitive electronics from damage caused by ESD events.
• Minimal Signal Degradation: Low capacitance ensures signal integrity on high-speed data lines.
• Compact Design: Small package size allows for use in portable devices and other space-sensitive applications.
• Simplified Design: Integrated solution simplifies circuit design and reduces component count.

Additional Details

The SRDA3.3-4 is designed to protect four data lines. It features a typical breakdown voltage of 3.6V and a clamping voltage that is dependent on the magnitude of the transient current. It is typically packaged in an SO-8 or similar surface-mount package. The device complies with industry standards for ESD protection, such as IEC 61000-4-2. Refer to the Semtech datasheet for precise electrical characteristics and application guidelines.