CGA0603MLA-22161E

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The CGA0603MLA-22161E is an industrial-grade high-end transient voltage suppressor (TVS). It is a versatile component as it falls under both the Varistors and the Metal Oxide Varistors (MOV) product categories. Varistors are typically used as surge protectors for mains power supplies, whereas MOVs are more broadly used circuits where low and transient-change voltage is present, including in computing, telecommunications and aviation applications.

The CGA0603MLA-22161E\'s high-performance and design efficiency allow it to live up to the rigors of industrial applications when it comes to withstanding multiple surges, spikes, and transients. It has a high maximum transient energy of 77 Joules, and a maximum peak power of 480 Watts. It features a low capacitance of 0.05pF which keeps the transient pulse short and thus it can provide effective protection against changes in voltage. It has a fast response time of <1 nanosecond, making it an excellent choice for applications with rapidly changing signals.

The CGA0603MLA-22161E TVS is made up of five cells formed in a ceramic enclosure. Each cell is composed of two zinc oxide (ZnO) layers, which constitute the heart of this device. The first layer is a layer of ZnO that voltage is applied to. This generates positive charge carriers on the surface. The second layer is the substrate and is made of dielectric and conductive material. It serves as the ground plane for the voltage-applied layer.

When the voltage applied on the first layer is greater than its clamping voltage, charge carriers will move across the layer to the substrate layer. This will create a current flow that will discharge to ground, limiting overvoltage. The overall effect is that the device will limit the voltage across it and absorb the excessive transient energy. This mechanism will dissipate the surge current and bring the voltage back to a safe level.

The CGA0603MLA-22161E is used in many applications where transients and surges have to be controlled without compromise on performance. This includes the protection of computers, data communication systems, aerospace and military systems, industrial equipment, and space-borne components. Combined with its small footprint, it is a great solution for engineers seeking to use reliable and cost-effective solutions for transient and surge protection needs.

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