SMDA03-6

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TVS - Diodes are an electrical component with a wide range of uses. The SMDA03-6 is a low voltage transient suppressor diode used in a variety of applications such as automotive, computers, device\'s, power supplies, and surge protection. It is a Bi-directional diode most commonly used to protect a circuit from inductive kickback surges.

The design of the SMDA03-6 diode includes the use of a reverse biased zener connected in parallel with a reverse biased avalanche diode stack. This combined design gives the device a soft breakdown characteristic with a low on-state voltage.

The SMDA03-6 diode is typically mounted on a printed circuit board and is designed to be used in circuits requiring a voltage rating of 6.8V. It can withstand a maximum surge voltage of 1500V peak-to-peak, with a clamping voltage of 8.3V. It also has a volt-time product (VTP) of 70V-ns.

The working principle of SMDA03-6 diode is simple and effective. When a surge occurs, the avalanche portion of the diode is triggered, allowing a burst of current to flow, which is absorbed by the zener portion of the device. The current then passes through the diode and is dissipated into the ground circuit. This allows the voltage of the protected device to remain within its specified limits.

The SMDA03-6 diode can also be used as a reverse blocking device in AC circuits, due to its specialized soft breakdown characteristic. This is particularly useful when a circuit is required to change polarity, as the soft breakdown prevents current flowing in the wrong direction.

There are also a variety of other uses for the SMDA03-6 diode, including as an ESD (Electro-Static discharge) protector, a LED (Light Emitting Diode) driver, or for protection against high voltage spikes found in sensitive electronics.

In summary, the SMDA03-6 is a low voltage transient suppressor diode which is used in a variety of applications to protect circuits. It has a unique design which includes a reverse biased zener connected in parallel with a reverse biased avalanche diode stack, allowing the device to have a soft breakdown characteristic with a low on-state voltage. The SMDA03-6 diode is a versatile and cost effective solution for electronic circuit protection.

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