3KASMC12HE3/9AT

Current - Peak Pulse (10/1000µs):	136A
Base Part Number:	3KASMC
Supplier Device Package:	DO-214AB (SMCJ)
Package / Case:	DO-214AB, SMC
Mounting Type:	Surface Mount
Operating Temperature:	-65°C ~ 185°C (TJ)
Capacitance @ Frequency:	--
Applications:	Automotive
Power Line Protection:	No
Power - Peak Pulse:	3000W (3kW)
Series:	Automotive, AEC-Q101, PAR®
Voltage - Clamping (Max) @ Ipp:	22V
Voltage - Breakdown (Min):	13.3V
Voltage - Reverse Standoff (Typ):	12V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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TVS (Transient Voltage Suppression) Diodes are widely used in many electronic and electrical industries. They are components specifically designed to protect circuits and components from overvoltage transients. The 3KASMC12HE3/9AT belongs to the TVS Diode family and is very popular in many applications.The 3KASMC12HE3/9AT is a bi-directional device designed for 12V transient suppression and ESD protection. It is an anode-cathode type pre-biased device which can provide high surge current ratings up to 30A peak for 10/1000µs pulses. The SOD-63 package of the diode makes it compatible with most applications.The operation of the 3KASMC12HE3/9AT is simple. When the signal reaches the breakdown voltage of the diode, it conducts current in either direction to increase the voltage rail until it reaches the clamping voltage. The diode is designed with a low leakage current so that it does not interfere with the circuit or components.The 3KASMC12HE3/9AT is mainly used in automotive, computer, communication and consumer electronics applications. It is also often used in power supplies, switches, multiplexers, light emitters, and embedded designs. The diode is particularly suitable for board level transient suppression circuits, making it an ideal choice for automotive, computer, communication, consumer electronics, and any other board level surge applications.In terms of automotive applications, the 3KASMC12HE3/9AT is commonly used to protect vehicle\'s electronics, modules, sensors and peripherals from ESD. It is also used in modern vehicles to protect data lines from EMC/EMI interference and provide secondary protection support.In computer-based applications, the 3KASMC12HE3/9AT is used for power supply and control interface protection. It is mainly used for protection of data lines, multiplex inputs, power cables, and other vulnerable interfaces. The device can provide reliable protection from direct and indirect ESD, overvoltage, and line transients.In communication applications, the 3KASMC12HE3/9AT is typically used to protect high speed and sensitive signals against EMI and transient noise. It can help improve communication stability and signal integrity as well as reduce barrier current and minimize total loss.The 3KASMC12HE3/9AT is also used in consumer electronics applications, such as in mobile phones, tablets, notebook PCs, data cards, etc. It is ideal for ESD protection and overvoltage stress protection. It can help extend the lifespan of devices and protect valuable data from being lost or damaged.In summary, the 3KASMC12HE3/9AT is a bi-directional TVS Diode with an SOD-63 package. It is designed for 12V transient suppression and ESD protection with a low leakage current. It is mainly used in automotive, computer, communication and consumer electronics applications to provide protection from overvoltage transients and EMI and transient noise.

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