A5KP85CA-G Circuit Protection

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A5KP85CA-G diodes belong to Transient Voltage Suppressors (TVS) family, with notable capabilities such as surge capacity, low leakage and good clamping characteristics. They are widely used in a variety of applications including automotive, industrial, medical, and consumer electronics. The A5KP85CA-G are designed to provide ESD/EMI protection and transient overvoltage protection for sensitive electronic components and systems, and are ideal for all automotive and industrial systems exposed to electrical fast transients (EFT) and electrostatic discharges (ESD).

The A5KP85CA-G is a two-layer device that consists of a silicon diode and a Zener diode in the same package. It works by clamping the transient voltage across its two terminals. When the voltage exceeds a predetermined breakdown voltage, the diode will switch on and shunt the voltage to ground, thus preventing the transient voltage from reaching the protected device. The breakdown voltage varies across the product line, with A5KP85CA-G being rated for minimum breakdown voltage of 5.1V and maximum of 5.8V.

In terms of performance, the A5KP85CA-G is able to withstand repetitive ESD strikes up to 25kV contact discharge, and 8kV air discharge. It is also rated for peak current handling capability of up to 1.0A. Its reverse leakage current is listed at less than 8µA at 25°C. When the voltage overshoots its maximum voltage rating, the A5KP85CA-G also features fast clamping action that prevents overvoltage flowing into the protected device. Lastly, it has a very good thermal response in a wide temperature range, thus protecting against lightning and other extreme environmental conditions.

As a surge suppressor, the A5KP85CA-G provides superior protection for automotive and industrial systems by preventing voltage transients up to 5.8V from reaching the protected device. The use of the A5KP85CA-G in automotive and industrial applications can also reduce the costs associated with repairing and replacements due to power surges. Its rated peak current handling capability of 1.0A also ensures that it can handle ESD strikes and other common transients effectively.

Aside from automotive and industrial systems, the A5KP85CA-G can also be used for consumer electronics. It can provide protection to a wide range of components including CPUs, GPUs, memories and motherboards, which are exposed to constant voltage fluctuations and electrostatic discharges. The low reverse leakage current also helps to preserve the efficiency of the protected device, while the wide operating temperature range ensures reliable protection.

In summary, the A5KP85CA-G is a versatile surge suppressor that provides superior protection for a wide range of automotive, industrial, consumer electronics, and medical applications. It features good clamping characteristics, low reverse leakage current, and high peak current handling capability for effective protection against ESD and voltage transients. The use of the A5KP85CA-G can also help to reduce costs associated with repairs and replacements due to power surges.

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