15KPA220CA-B

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Transient Voltage Suppressors (TVSs) are a type of semiconductor component designed to protect electrical components from electrical surges, spikes, and other overvoltage events. The 15KPA220CA-B is a commonly used diode TVS. It is a unidirectional, dual-channel device designed to protect against positive and negative voltage transients.

The 15KPA220CA-B is suitable for a wide range of applications including telecom equipment, computer peripherals, industrial automation, audio/video systems, automotive electronics, consumer electronics, and automotive systems. It is capable of handling voltage transients up to 220A and 15V. Its body size is 3.4 x 2.1 x 1.45mm, with a maximum junction temperature of 175°C.

The 15KPA220CA-B is designed to protect connected components by clamping transient voltages. Triggered by an overvoltage transient, the diode is able to absorb energy by quickly shifting the power away from sensitive components. This helps to reduce the risk of damage due to electrical overstress.

The TVS diode acts as a voltage-clamping device that shunts voltage transients to ground. When no transient is present, the TVS diode is reverse-biased and is essentially an open circuit. When a transient voltage is applied, the diode becomes forward-biased and acts as a short circuit, shunting voltage to ground and protecting the semiconductor from damage.

The clamping action of the 15KPA220CA-B occurs when the voltage across it exceeds its avalanche breakdown voltage. This breakdown voltage is typically 20-30V higher than the normal operational voltage range. The excess current provided by the TVS diode is dissipated as heat, protecting the other electrical components from damage.

The 15KPA220CA-B is a robust device designed to provide reliable protection for applications exposed to voltage transients. Its small footprint makes it ideal for use in portable applications, while its low capacitance ensures that it does not introduce noise. Furthermore, the 15KPA220CA-B is designed to meet the stringent requirements of UL 1449 and is RoHS compliant.

In conclusion, the 15KPA220CA-B is a unidirectional, dual-channel diode TVS capable of handling voltage transients up to 220A and 15V. It is suitable for a wide range of applications and is designed to protect connected components from electrical overstress. It is a robust device with a small footprint and low capacitance, making it ideal for use in portable applications.

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