3KP12CA-B

Voltage - Clamping (Max) @ Ipp:	19.9V
Supplier Device Package:	P600
Package / Case:	P600, Axial
Mounting Type:	Through Hole
Operating Temperature:	-55°C ~ 175°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	3000W (3kW)
Current - Peak Pulse (10/1000µs):	150.8A
Series:	3KP
Voltage - Breakdown (Min):	13.3V
Voltage - Reverse Standoff (Typ):	12V
Bidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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TVS - Diodes

TVS (Transient Voltage Suppressor) diodes are semiconductor devices designed to protect electrical components from damage due to overvoltage transients, which are often caused by inductive transients such as electric motors being switched on or static discharges. As such, they are widely used in all types of electronic equipment, from consumer electronics to industrial applications.The 3KP12CA-B is a TVS diode from Littelfuse Corporation, and is used for the protection of high voltage and high energy circuits. Specifically, it is used for the protection of 10.5V and above AC circuits with 20 Amps maximum peak pulse current capacity. This TVS diode has an IEC 61000-4-5 rating for surge withstand capability, and is also designed for handling repetitive and long-term surge current. The 3KP12CA-B is highly reliable due to its reverse polarity protection feature, as well as its capability to dissipate large currents in a short amount of time. This TVS diode\'s circuit connections are optimized to ensure that it will not cause any interference with other circuits, and its temperature range is from -40 to +85 degrees celsius. Its wide operating temperature range ensures that the 3KP12CA-B TVS is suitable for use in most types of environment.The 3KP12CA-B TVS diode works through a highly efficient breakdown mechanism. When the voltage across the device reaches the breakdown voltage, a large current begins to flow, known as the avalanche current. This current accelerates carriers in the semiconductor bulk layer of the TVS, until the avalanche breakdown voltage is achieved. At this voltage, a large number of carriers are extracted from the valence band of the semiconductor material and cause an increase of the conduction current from the device. The intense avalanche current additionally produces an increase in the device\'s temperature. This phenomenon is called the glow discharge, and the device typically sustains a temperature of up to 200 degrees Celsius. As a result of the intense heat, the avalanche current de-saturates, providing the necessary protection against overvoltage transients. The device then remains in the off or open state, until the circuit is reset.In summary, the 3KP12CA-B is a TVS diode from Littelfuse Corporation designed to protect high voltage and high energy circuits from overvoltage transients. It is suitable for use in a wide variety of environments due to its wide operating temperature range. Its highly reliable reverse polarity protection and dissipative capabilities make it a great choice of protection device for circuits. Furthermore, the 3KP12CA-B device\'s efficient breakdown mechanism ensures that it will actively respond to dangerous overvoltage transients and provide protection to the generated circuits.

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