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Vishay SMBJ3V3-E3/52 Environmental and export classification status description

The Vishay SMBJ3V3-E3/52 is a part of the SMBJ series of surface-mount bidirectional transient voltage suppressors (TVS). These devices are designed to protect sensitive electronic equipment and circuits from voltage spikes caused by electrostatic discharge (ESD), lightning, and other transient disturbances. The SMBJ series features a low clamping voltage and fast response time, making them suitable for applications where transient protection is critical. Functions 1. Overvoltage Protection: Protects against voltage spikes that could damage components. 2. Clamping: Provides a low clamping voltage during surge events to minimize potential damage. 3. Bidirectional Protection: Can protect against voltage spikes in both positive and negative directions. 4. Fast Response: Ensures rapid response to transient events, preventing damage to downstream components. Applications 1. Telecommunication Equipment: Protects against surges from phone lines or network cables. 2. Consumer Electronics: Safeguards devices such as televisions, computers, and audio/video equipment. 3. Industrial Equipment: Used in automation systems and machinery to protect control circuits. 4. Automotive Applications: Protects sensitive electronics in vehicles from voltage transients. 5. Data Line Protection: Shields communication lines against ESD and other transients. Alternative Parts 1. SMBJ5.0A: Higher voltage rating, suitable for applications needing greater clamping voltage. 2. ESD5Z3.3: Similar ESD protection, but in a different package type. 3. SMBJ8.0A: Offers greater power handling capabilities for higher surge events. Embedded Modules Embedded modules integrating the SMBJ3V3-E3/52 could include: 1. Surge Protection Modules: Modules specifically designed to provide surge protection in various consumer and industrial applications. 2. TVS Arrays: Integrated arrays combining multiple TVS diodes in a single footprint for enhanced protection. 3. Protective Circuit Boards: Custom PCB layouts incorporating multiple TVS devices for comprehensive circuit protection. Q&A Q1: What is the maximum reverse stand-off voltage of the SMBJ3V3-E3/52? A1: The maximum reverse stand-off voltage for the SMBJ3V3-E3/52 is 3.3V, making it suitable for protecting circuits where the normal operating voltage must remain below this threshold. Q2: In what package type is the SMBJ3V3-E3/52 available? A2: The SMBJ3V3-E3/52 is available in a surface-mount package, specifically designed for easy integration into printed circuit boards. Q3: How does the response time of the SMBJ3V3-E3/52 compare to conventional diodes? A3: The SMBJ3V3-E3/52 has a significantly faster response time compared to conventional diodes, ensuring rapid clamping of transient events to minimize damage to sensitive components. Q4: Can the SMBJ3V3-E3/52 be used in automotive applications? A4: Yes, the SMBJ3V3-E3/52 is suitable for automotive applications, providing protection against voltage transients common in vehicle environments. Q5: What is the recommended way to select a replacement for the SMBJ3V3-E3/52? A5: When selecting a replacement for the SMBJ3V3-E3/52, consider the maximum working voltage, peak pulse power ratings, clamping voltage, package type, and specific application requirements to ensure compatibility and protection performance.