SMC3K33CAHM3/9A

Voltage - Clamping (Max) @ Ipp:	53.3V
Supplier Device Package:	DO-214AB (SMCJ)
Package / Case:	DO-214AB, SMC
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 150°C (TJ)
Capacitance @ Frequency:	--
Applications:	Automotive
Power Line Protection:	No
Power - Peak Pulse:	3000W (3kW)
Current - Peak Pulse (10/1000µs):	56.3A
Series:	Automotive, AEC-Q101, TransZorb®
Voltage - Breakdown (Min):	36.7V
Voltage - Reverse Standoff (Typ):	33V
Bidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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TVS - Diodes

TVS (Transient voltage suppresser) diodes are semiconductor devices used in electronic circuits to protect the circuit against voltage transients caused by electrostatic discharge (ESD), electrical overstress (EOS), and other circuit faults.A TVS diode is a type of semiconductor device with three distinct regions: a cathode, an anode, and a gate. The anode and cathode regions are p-n junctions and the gate region is an open space between the two. When exposed to a voltage spike, the diode will rapidly divert the current away from the sensitive components in the circuit, protecting against electrical overstress.The SMC3K33CAHM3/9A is a unidirectional, bidirectional, and low capacitance TVS diode designed for protecting sensitive electronic circuits from voltage transients. This particular diode offers a low breakdown voltage of 30VDC, a surge current rating of 35A, and a clamping voltage of 38V (10 x 1000W peak pulse).The SMC3K33CAHM3/9A is an ideal choice for a variety of applications, such as I/O protection for consumer electronics, Ethernet interfaces, and automotive systems. In consumer electronics, the diode can be used to protect power supplies from voltage transients, while in automotive applications it can be used for ESD protection of radios, air bag systems, and other sensitive components.The working principle of the SMC3K33CAHM3/9A is relatively simple. When an incoming voltage spike exceeds the breakdown voltage of the diode, current will flow through the diode and the voltage level will be clamped to the specified maximum level. This prevents further current from flowing through the circuit, thus protecting it from voltage transients.The SMC3K33CAHM3/9A needs to be connected properly in order to be effective. Correct orientation and wiring are important to ensure that the diode is able to clamps and shunt the voltage spike off away from the sensitive components in the circuit.In conclusion, the SMC3K33CAHM3/9A is an ideal choice for a variety of TVS diode applications requiring low breakdown voltage, high surge current rating, and low capacitance. Its correct orientation and wiring are essential to ensure protection from voltage transients. The diode offers protection to consumer electronics, Ethernet interfaces, and automotive systems, among many other devices.

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