Ethernet interfaces are 5V digital signals operating on a 125MHz clock. This solution provides ESD protection commonly required in indoor, short-cable applications where ESD is the primary threat. It also provides protection for secondary lightning surges as required by the RTCA DO-160 standard View More..

DC applications that include heavy duty motors, generators or where DC power is being switched on and off at frequent intervals, require TVS protection against large surges.
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RS-485, also known as TIA-485(-A)/ EIA-485, is a standard defining the electrical characteristics of drivers and receivers for use in serial communication systems. Electrical signaling is balanced and multi-point systems are supported.
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FlexRay supports high data rates - up to 10 Mbits/s - explicitly supports both start and "party line" bus topologies and can have two independent data channels for fault tolerance. View More..

The LIN Bus is a serial network protocol used for communication between components in vehicles - single wire communications up to 19.2 kbits/s @ 40 meter bus length. View More..

Universal Serial Bus (USB) 2.0 provides ports 480Mbps of data transfer and 5V of power up to 500mA. As a hot-pluggable interface, USB typically protection against ESD and short circuits. View More..

VDSL circuits are sometimes combined with POTS (Plain Old Telephone Service) circuits. This solution protects those communication ports against surge and power contact threats. View More..

This solution provides protection for the battery against overcurrent conditions as well as ESD protection for the control chip. As a result of the hot-pluggable nature, the interface may require protection against ESD, short circuits and faulty equipment. View More..

Ethernet interfaces are 2.5V digital signals operating on a 125MHz clock. This solution provides ESD protection commonly required in indoor, short-cable applications where ESD is the primary threat. It also provides protection for secondary lightning surges. View More..

Universal Serial Bus (USB) 3.1 ports at 10 Gbps are twice as fast as USB 3.0 ports, enhancing consumer applications requiring low latency and high bandwidth. The USB 3.1, Section 6.1 standard recommends that power and signal lines receive ESD protection. View More..

Universal Serial Bus (USB) 3.0 provides ports 5 Gbps of data transfer and 5V of power up to 900mA. As a hot-pluggable interface, USB typically protection against ESD and short circuits. View More..

Ethernet interfaces are 2.5V digital signals operating on a 125MHz clock. This solution provides ESD protection commonly required in indoor, short-cable applications where ESD is the primary threat. It also provides protection for secondary lightning surges. View More..

HDMI 1.4 is a hot-pluggable interface combining video, audio and Ethernet signals. Voltages are 5V or lower and the bandwidth is 340MHz. This solution provides HDMI 1.4 port protection against the damaging effects of ESD and short circuits without impairing the data rate or the transmission of power. View More..

HDMI 2.0 offers 18Gbps of enhanced throughput for video, audio and Ethernet transmissions. Applications included Ultra High Definition Televisions (UHDTV), Set-top Boxes, DVD Players and PC Gaming Consoles. View More..

Universal Serial Bus (USB) 2.0 provides ports 480Mbps of data transfer and 5V of power up to 500mA. As a hot-pluggable interface, USB typically protection against ESD and short circuits. View More..

The CAN-Bus is a serial bus with a message-based protocol designed specifically for automotive applications as well as industrial automation and medical equipment applications. View More..

Ethernet interfaces are 3.3V digital signals operating on a 125MHz clock. This solution provides ESD protection commonly required in indoor, short-cable applications where ESD is the primary threat. It also provides protection for secondary lightning surges. View More..

The automotive industry perpetually introduces new features that enhance driver experience on top of existing popular systems such as infotainment and navigation systems, Bluetooth and USB connected-car functionality, high-performance LED lighting, and more. View More..

ProTek offers a guide on advanced circuit protection for overvoltage and overcurrent transient events. View More..

Challenges of circuit protection for USB 3.0 interfaces and automotive applications. View More..

ProTek offers a quick view of the company's advanced circuit protection products. These products cover a range of applications including HDMI, CANBus, LVDS, Ethernet in a variety of package configurations View More..

The following is a test report on the electromagnetic compatibility criteria for the 30KPA33A tested under RTCA/DO-160G. View More..

Solder reflow information guide for standard package configurations. View More..

Application solutions matrix for ProTek Devices products. View More..

This paper discusses standard requirements for ESD. It highlights overvoltage protection solutions for the most common high speed interfaces. View More..

Every year, the automotive industry introduces more features that leverage advanced electronics. Many of these new electronics features are marketed for occupant safety, entertainment and conveniences. Vehicles are introduced with systems for blind spot warnings, lane departure warnings, accident warnings, parking assistance, and much more. This is in addition to established electronics systems - stereos, navigation, LCD displays, and critical basic control and power systems. It is more important than ever to protect the circuitry of these advanced automotive electronics systems. Providing proper circuit protection helps ensure safety while reducing warranty and service related costs for manufacturers. View More..

Low-Voltage Differential Signaling or LVDS is a technology used in a variety of high-speed data transmission applications such as switches, set-top boxes and flat panel displays. In the simplest form, an LVDS interface, as defined by IEEE 1596.3 and ANSI/TIA/EIA-644, is a driver that transmits the signal over a trace or a cable to a receiver. View More..

RS-422 (or EIA422) is a communication interface standard that specifies the electrical characteristics of digital signaling. RS-422 provides data transmission via balanced or differential signaling, over terminated or non-terminated transmission lines. View More..

This brief discusses device capacitance with regards to transmission rates. View More..

The Flip Chip mounting tutorial recommends pad sizes, pick and place tools as well as reflow characteristics. View More..

This brief is to assist the design engineer in the placement of ProTek Devices various parts for the protection of USB 3.0 applications. View More..

This brief is to assist the design engineer in the placement of Protek Devices various parts for the protection of Ethernet applications against the effects of Electrostatic Discharge (ESD) and secondary lightning. The placements are for illustration purposes only, as the PCB engineer may have tighter geometries that are not shown in the below drawings. View More..

This brief is to assist the design engineer in the placement of Protek Devices various parts for the protection of HDMI applications against the effects of Electrostatic Discharge (ESD) and secondary lightning. The placements are for illustration purposes only, as the PCB engineer may have tighter geometries that are not shown in the below drawings. View More..

Many ESD standards such as Human Body Model (HBM), Machine Model (MM), Charged Device Model (CDM) and IEC 61000-4-2 have been developed to test the performance and robustness of electronic devices. Unfortunately, these standards are frequently misunderstood and often used interchangeably. View More..

This brief assists the design engineer that requires protection from DO-160E, Section 22 transients, in selecting the proper transient voltage suppression device that only shows 10/1000µs waveform parameters on the specification. View More..

Avalanche Breakdown Diodes (TVS) offer a great deal of flexibility in circuit protection. These devices are available in voltages ranging from 2.8 Volts to 400 Volts and in power ratings from 80 Watts to 30,000 Watts. TVS devices are successfully used in higher voltage and power combinations, by configuring multiple TVS diodes in series or in parallel. View More..

What is ESD? How does it effect sensitive IC components? Why the standards don't measure up to real-world conditions? Find answers to these questions and more. View More..

Comparison between GDT, MOVs and TVS Diodes View More..

High speed USB design guide for analog devices. Contains board design, EMI/ESD guidelines, general routing and placement, high-speed USB trace spacing as well as other various rules of thumb for USB applications. View More..

Cellular phones, as with all handheld and wireless devices are susceptible to the damaging effects of ESD transients. View More..

A brief discussion of the various suppression technologies, highlighting the advantage and disadvantages of each. View More..

This application note gives a general understanding of TVS devices and how they can be utilized to protect today's electronics. View More..

This application note gives a general understanding of steering diodes and steering diode/TVS arrays and how they can be utilized to protect today's electronics. View More..

This technical article discusses the differences between Unidirectional and Bidirectional TVS diodes. View More..

This application note gives a general understanding of the importance of clamping voltage in terms of TVS diodes. View More..

This application note explains the use of 3 fundamental curves and their relationships to TVS devices. View More..

This application note explains the use TVS protection and USB applications. View More..

This application note gives a brief overview of the dangers of ESD to circuits and the advantages of using TVS devices. View More..

This application note gives a brief overview of using TVS devices for protecting RS-485 and RS-422 applications. View More..

This application note gives a brief overview of using TVS devices for DVI applications. View More..

Using TVS devices in combination with other types of protection technology to provide a whole protection solution for Ethernet applications. View More..

SPICE modeling can be used to build a more-effective protection network that provides both transient immunity and noise filtering. View More..

Transient voltage suppressors (TVS) will fail if they are subjected to conditions beyond their designed limits. Therefore, it is important to understand the types of failure modes associated with TVS devices before designing them into a circuit applications. View More..

The most significant transient threat to IC components connected directly to I/O ports is ESD. Typical sources of ESD include Human Body Model (HBM), Machine Model (MM) and Charge-Device Model (CDM). View More..

With the increase in the number of network interface and immunity standards, selecting a transient voltage suppression (TVS) device for I/O port protection has become a very confusing process for today's design engineer. View More..

Electromagnetic Compatibility (EMC), one of many environments influencing circuit design and board layout today, encompasses both radiated emissions and transient immunity threats. Basic protection from these threats can be achieved through good engineering practices, such as shielding, grounding, bonding and applying transient voltage suppression (TVS) devices at key interface locations. View More..

Silicon Avalanche Junction Transient Voltage Suppressors (TVS) are categorized according to their maximum peak pulse power rating (PPP) for a specific pulse waveshape. View More..