ESD Threats to Smart IP Cameras

In daily use, smart cameras face multiple ESD threats: when users touch the device shell, the static electricity accumulated in the human body may be instantly discharged with a high voltage of thousands of volts; in thunderstorms, induced static electricity may invade the internal circuit along the power supply line; even in conventional USB interface connection operations, transient pulses generated by contact friction may affect the device. These subtle electrostatic interferences may cause abnormal images and signal interruptions at the least, or even cause irreversible damage to key chips at the worst.

Advantages of SE5D10B12A

The SE5D10B12A, designed for high-speed signal lines, has built a reliable electrostatic protection system with five core parameters:

1.Intelligent voltage monitoring

  • 12V reverse working voltage (VRWM): maintain high impedance under normal working voltage to ensure lossless signal transmission
  • 13.5V minimum breakdown voltage (VBR min): accurately trigger the protection mechanism and effectively intercept dangerous voltage

2.Efficient energy diversion

  • 24V clamping voltage (VC): quickly limit transient high voltage to a safe range to protect back-end sensitive circuits
  • 0.1μA reverse leakage current (IR): micro-power design, especially suitable for the battery life requirements of wireless devices

3.Signal integrity guarantee

  • 8pF ultra-low junction capacitance (CJ): minimize the impact on high-speed signals such as USB3.0/HDMI2.0

SE5D10B12A Datasheet

SE5D10B12ADownload

Application Scenarios

  • Guardian of high-speed data interfaces
    For 5Gbps high-speed transmission scenarios such as USB 3.0/HDMI, SE5D10B12A solves the industry pain point of signal delay or distortion caused by traditional ESD devices with 8pF low junction capacitance.
  • Wireless communication stabilizer
    For Wi-Fi/Bluetooth antenna systems, SE5D10B12A innovatively achieves a perfect match between 12V operating voltage and RF circuit. Its 24V precision clamping technology can suppress spatial ESD interference within the safety threshold.
  • Intelligent power housekeeper
    In the field of power management, the device exhibits dual protection advantages: the 13.5V intelligent breakdown threshold can instantly cut off abnormal surges, and the 0.1μA leakage current characteristic is suitable for low-power scenarios such as solar power supply.
  • Human body static electricity elimination expert
    SE5D10B12A is connected in series between the device housing and the PCB ground. When the user touches and generates static electricity, the device is turned on within nanoseconds to form a discharge path.

Summary

In the high-precision world of smart hardware, the SE5D10B12A quietly establishes a vital barrier that ensures device integrity.

Product Line

For more product details, please visit Semiware's official website:

https://en.semiware.com/tvs-array/se5d10b12a

About Semiware
Semiware has a comprehensive product lineup of circuit protection device products. The company leverages its technology in the semiconductor field and application background in end products to serve customers in the electronics, automotive and industrial markets. For more information, please visit semiware official website:  https://en.semiware.com/