The SM5S11AHE3_A/I is a surface-mount transient voltage suppressor (TVS) diode from Vishay. It's designed to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. The 'A' indicates a unidirectional configuration.

Applications

• Automotive Electronics: Protecting ECUs, sensors, and other automotive components.
• Industrial Equipment: Protecting control systems, power supplies, and communication interfaces.
• Consumer Electronics: Protecting smartphones, tablets, and other portable devices.
• Telecommunications Equipment: Protecting communication lines and network interfaces.
• Power Supplies: Protecting power supply inputs and outputs.
• Lighting Systems: Surge protection for LED lighting systems.

Features

• Unidirectional TVS Diode: Clamps voltage transients in one direction.
• Surface Mount Package: Facilitates automated assembly.
• High Surge Capability: Withstands high surge currents.
• Fast Response Time: Quickly clamps voltage transients.
• Low Clamping Voltage: Minimizes voltage stress on protected components.
• RoHS Compliant: Environmentally friendly construction.
• AEC-Q101 Qualified: Suitable for automotive applications.

Benefits

• Enhanced Protection: Protects sensitive components from damage due to voltage transients.
• Improved Reliability: Extends the lifespan of electronic devices.
• Simplified Design: Easy to integrate into existing circuits.
• Cost-Effective: Provides robust protection at a competitive price.

Additional Details

The SM5S11AHE3_A/I has a standoff voltage of 11V. The peak pulse power dissipation is a crucial parameter for selecting the appropriate TVS diode. The clamping voltage at a specific peak pulse current is also important. The operating temperature range typically spans from -55°C to +175°C. It uses a molded plastic package with solderable terminals. It provides robust surge protection conforming to industry standards for surge immunity. The 'HE3' likely indicates environmental compliance and packaging details. The '/I' likely refers to the industrial temperature grade.