SMAJ12CA

KYOCERA AVX SMAJ12CA

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  • SMAJ12CA
  • KYOCERA AVX
  • TVS DIODE 12VWM 19.9VC SMA
  • TVS - Diodes
  • SMAJ12CA Datasheet
  • DO-214AC, SMA
  • DO-214AC, SMA
  • Lead free / RoHS CompliantLead free / RoHS Compliant
  • 4037
  • Spot Inventory / Athorized Dstributor / Factory Excess Stock
  • 1 year quality assurance 》
  • Click to get rates
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What is SMAJ12CA

KYOCERA AVX Part Number SMAJ12CA（TVS - Diodes）, developed and manufactured by KYOCERA AVX, distributed globally by Jinftry. We distribute various electronic components from world-renowned brands and provide one-stop services, making us a trusted global electronic component distributor.

SMAJ12CA is one of the part numbers distributed by Jinftry, and you can learn about its specifications/configurations, package/case, Datasheet, and other information here. Electronic components are affected by supply and demand, and prices fluctuate frequently. If you have a demand, please do not hesitate to send us an RFQ or email us immediately [email protected] Please inquire about the real-time unit price, Data Code, Lead time, payment terms, and any other information you would like to know. We will do our best to provide you with a quotation and reply as soon as possible.

SMAJ12CA Specifications

  • Part NumberSMAJ12CA
  • CategoryTVS - Diodes
  • ManufacturerKYOCERA AVX
  • DescriptionTVS DIODE 12VWM 19.9VC SMA
  • PackageDO-214AC, SMA
  • Series-
  • TypeZener
  • Operating Temperature-55°C ~ 150°C (TJ)
  • Mounting TypeSurface Mount
  • Package / CaseDO-214AC, SMA
  • Supplier Device PackageSMAJ (DO-214AC)
  • ApplicationsGeneral Purpose
  • Voltage - Reverse Standoff (Typ)12V
  • Voltage - Breakdown (Min)13.3V
  • Voltage - Clamping (Max) @ Ipp19.9V
  • Current - Peak Pulse (10/1000µs)20.1A
  • Power - Peak Pulse400W
  • Power Line ProtectionNo

Application of SMAJ12CA

TVS - Diodes play a vital role in the design of electronic products, and its application fields are very wide. In the field of consumer electronics, such as smartphones, tablets, televisions, etc., TVS diodes are used to protect internal integrated circuits from electrostatic discharge and power fluctuations. In the field of industrial automation, they are used to protect critical equipment such as motor drives and PLC (programmable logic controllers) to ensure the stable operation of production lines. In addition, TVS diodes are also essential components in automotive electronic systems, which can protect on-board electronic systems from transient voltages caused by engine ignition, load mutations, etc. In the field of communication and data transmission, TVS diodes are also used to protect signal transmission lines to ensure the integrity and reliability of data transmission. In general, TVS diodes, with their excellent transient voltage protection capabilities, play an irreplaceable role in ensuring the safe and stable operation of electronic equipment.

SMAJ12CA Datasheet

SMAJ12CA Datasheet , DO-214AC, SMA,Zener,-55°C ~ 150°C (TJ),Surface Mount,DO-214AC, SMA,SMAJ (DO-214AC),General Purpose,12V,13.3V,19.9V,20.1A,400W,No

SMAJ12CA Classification

TVS - Diodes

TVS - Diodes are electronic components designed to protect circuits from transient overvoltage damage. They protect other sensitive components in the circuit from damage by quickly switching on and directing excess transient voltage to ground or power supply. TVS diodes are typically constructed of PN junction or metal oxide semiconductor structures with extremely fast response times and low clamping voltage characteristics. Its design principle is based on the avalanche breakdown effect, that is, when a specific voltage threshold is reached, the diode will rapidly change from a high resistance state to a low resistance state, limiting the transient voltage to a safe level. TVS diodes are used in a wide variety of electronic devices, especially those that need to protect critical circuits from lightning strikes, electrostatic discharges, or other transient voltage events.

FAQ about TVS - Diodes

  • 1. Are TVS diodes and Zener diodes the same?

    TVS diodes and Zener diodes have significant differences in functionality and characteristics, so they are not identical.
    Definition and purpose
    Zener diode: Zener diode is a diode that uses a PN junction for reverse breakdown. It is mainly used to ensure voltage stability. It has a high resistance state before the reverse breakdown voltage and is in a low resistance state after exceeding this critical point. It is widely used in various voltage stabilizing circuits and reference voltage components.
    TVS Diode: TVS diode (Transient Suppression Diode) has surge absorption capability and is mainly used to protect circuits from damage caused by transient high voltages such as surges and electrostatic discharge (ESD). It can absorb a large amount of instantaneous current and voltage in a short period of time, protecting the subsequent equipment or circuits from damage.

  • 2. What is the difference between TVS diodes and MOVs?

    The main differences between TVS diodes and MOV varistors lie in their working principles, application scenarios and performance parameters.
    Working principle
    TVS diode: TVS diode (Transient Voltage Suppressor) is a semiconductor device with a high-sensitivity N/P junction. When the reverse voltage exceeds its breakdown voltage, the TVS diode will conduct quickly and introduce the surge current into the ground, thereby protecting the subsequent circuit. The response speed of TVS diodes is very fast, usually within nanoseconds.
    MOV varistor: MOV varistor (Metal-Oxide Varistor) is a multi-layer varistor made of multi-layer zinc oxide material. When the voltage exceeds its varistor voltage, the MOV will conduct, absorb the surge energy, and clamp the voltage within a safe range. MOV has a long response time, usually completing the response within microseconds.

  • 3. How fast are TVS diodes?

    TVS diodes are very fast and can respond within 10^-12 seconds (i.e. 1 nanosecond). When the two poles of the TVS diode are impacted by reverse transient high energy, it can change the high impedance between its two poles into low impedance in a very short time, while absorbing surge power up to several kilowatts, reducing the voltage between the two poles. It is clamped to a predetermined safe value, thereby effectively protecting precision components in electronic circuits from damage by various surge pulses.
    This fast response characteristic of TVS diodes allows them to play an important role in various electronic systems, especially where precision electronic components need to be protected from transient voltage impacts. For example, in the fields of computer systems, communication equipment, automotive electronics, household appliances, etc., TVS diodes are widely used to protect circuits from electrostatic discharge, surge voltage, and electromagnetic interference.

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KYOCERA AVX
KYOCERA AVX
Founded on April 1, 1959, KYOCERA Corporation is a Japanese company specializing in the design, development, production, and sales of passive electronic components and interconnect products (AVX was originally an American company and later a...
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