1N6290A

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As part of the TVS (transient voltage suppressor) diodes family, the 1N6290A device is specially designed for protection of very sensitive circuits from the effects of voltage transients caused by lightning or other abnormal events. It is used in applications such as power supplies, amplifiers, computers, automotive electronics and test and instrumentation systems.

The main feature of 1N6290A is its ability to respond quickly to transient events. The fast response time helps to suppress even short duration transients and prevent their effects on the protected system. Additionally, the 1N6290A can clamp the transient voltage to a safe level that can be tolerated by the protected system.

The 1N6290A is a single-diode-style device, consisting of a PN junction diode, an epoxy case, and a wire lead frame. The PN junction diode is connected in parallel with an external device, typically a voltage source. When a voltage transient occurs, the diode conducts current to clamp the voltage transient, instead of causing a voltage surge on the circuit.

The device works on the principle of avalanche breakdown. At normal operation, the voltage across the diode is the same as the supply voltage. When a voltage transient occurs, the voltage across the diode may exceed the breakdown voltage of the diode. This causes current to flow through the diode, and the current is clamped to a safe level. The breakdown voltage of the 1N6290A is 16V.

The 1N6290A is rated for peak pulse current (IPP) of 8.3A for a 10/1000μs pulse. The device has a clamping voltage at IPP rated level of 33 V. The device has a maximum peak pulse energy rating of 750μJ. The device has a minimum breakdown voltage of 4V, thereby offering protection from voltages up to 16V.

The 1N6290A is designed for operation across a wide temperature range, from -65°C to +150°C. The device has an operational frequency range from DC to 1MHz. The device has a thermal resistance of 1.6°C/W and thermal capacitance of 11.6pF.

In summary, the 1N6290A is a single-diode-style TVS device specially designed for protection of very sensitive circuits and electronic equipment from the effects of voltage transients. The device has a fast response time, high peak pulse current, wide temperature range of operation, and low capacitance value. It is used in applications such as power supplies, amplifiers, computers, automotive electronics and test and instrumentation systems.

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