SMP14A-M3/85A Circuit Protection

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The SMP14A-M3/85A TVS diode from Littelfuse is a unique industry-leading device that offers superior protection against surge and transient events. It is ideal for critical and sensitive equipment that needs reliable protection from voltage and current surges. The device features a low breakdown voltage and an adjustable low clamping voltage that provides the added ability to adjust the device’s response time. The SMP14A-M3/85A is suitable for the automotive, telecom, audio, and consumer electronics applications.

The SMP14A-M3/85A is an ultra-low-capacitance diode that offers fast response time (less than 5ns) to transient current events such as lightning strikes, ESD strikes, and ringwave events. The device has a low breakdown voltage of 4V and an adjustable low clamping voltage that ranges from 4.7V to 13.8V. Most importantly, the device includes a unique SureBreak Technology, which helps prevent catastrophic failure and keeps the surrounding circuitry safe. The SMP14A-M3/85A is also designed to survive a minimum of 10,000 surge events.

The SMP14A-M3/85A uses a single line of metalized electrodes along its length that works as a conductor between two ends of the diode. This unique design reduces the capacitance gap between the two electrodes and thus provides the ability to optimize the device’s response time. The device also has a wide temperature range of -55°C to +155°C, which makes it suitable for applications in harsh environmental conditions.

In terms of performance, the SMP14A-M3/85A has excellent surge immunity characteristics and a maximum peak pulse current of 5kA (8/20μs). This device is also available in various orientations and packaging options that make it suitable for different applications. Additionally, the device also features a low power consumption of just 2mW.

Overall, the SMP14A-M3/85A is an ultra-fast, low-capacitance diode that provides superior protection against voltage and current surge events. This device is suitable for a wide range of automotive, telecom, audio, and consumer electronics applications that need reliable protection. The SMP14A-M3/85A’s unique SureBreak Technology ensures minimal failure rate and offers peace of mind knowing that the electronic equipment is safe from catastrophic failure and high current surge events.

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