The SMA6J160CA is a surface mount Transient Voltage Suppressor (TVS) diode manufactured by Shanghai Semitech Semiconductor Co., Ltd. It is designed to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and Electrostatic Discharge (ESD). The key difference between the SMA6J160A and SMA6J160CA is that the 'CA' version is a bidirectional TVS, offering protection against both positive and negative voltage transients.

Applications

• Protection of I/O Interfaces: Safeguarding data lines and communication ports.
• Power Line Protection: Protecting sensitive circuits connected to power lines.
• Consumer Electronics: Used in televisions, set-top boxes, and other consumer devices.
• Industrial Equipment: Protecting industrial control systems and machinery.
• Telecommunication Systems: Protecting telecom equipment from surges.
• Automotive Applications: Protecting sensitive automotive electronics.

Features

• Surface Mount Package: SMA (DO-214AC) package for easy PCB assembly.
• Bidirectional Configuration: Designed to protect against both positive and negative polarity transients.
• Peak Pulse Power Dissipation: 600W peak pulse power capability (TP=10/1000μs).
• Reverse Stand-Off Voltage: 16V reverse stand-off voltage.
• Low Incremental Surge Resistance: Provides effective clamping of transient voltages.
• Excellent Clamping Capability: Limits transient voltage to a safe level.
• Fast Response Time: Typically less than 1.0ps from 0 Volts to BV minimum.
• Typical IR less than 1μA above 10V: Low leakage current at high voltage levels.
• High Temperature Soldering Guaranteed: Guaranteed to withstand high-temperature soldering: 260°C/10 seconds at terminals.
• Plastic Material: UL Flammability Classification Rating 94V-0.
• RoHS Compliant: Environmentally friendly and compliant with RoHS standards.

Benefits

• Reliable Surge Protection: Protects electronic circuits from damaging voltage transients, improving reliability and extending product lifespan.
• Simplified PCB Design: Surface mount package allows for efficient PCB layout and reduces assembly costs.
• Enhanced System Reliability: Prevents system failures caused by voltage surges, ensuring uninterrupted operation.
• Cost-Effective Solution: Provides a cost-effective solution for protecting sensitive electronic components.
• Compliance with Safety Standards: RoHS compliance ensures adherence to environmental regulations.
• Simplified Circuit Design: The bidirectional nature of the component simplifies circuit design where the polarity of the transient voltage is uncertain.

Additional Details

The SMA6J160CA TVS diode offers robust protection against transient voltage events, regardless of polarity. Its bidirectional configuration makes it ideal for applications where the polarity of the surge is not defined or can be both positive and negative. The diode's fast response time and excellent clamping capability ensure that transient voltages are quickly and effectively suppressed, preventing damage to downstream electronic components. It is crucial to consult the datasheet for precise electrical characteristics, including breakdown voltage, clamping voltage, and peak pulse current, to ensure proper application and optimal circuit protection. The device's small SMA package allows for dense PCB layouts, and its high-temperature soldering capability ensures reliable assembly during manufacturing.

Electrical Characteristics (at TA=25°C unless otherwise noted)

Reverse Working Voltage: 16V

Breakdown Voltage: 17.8 - 20.7 V

Test Current: 1mA

Clamping Voltage: 26.0V

Peak Pulse Current: 23.1A