SMB10J18CA M4G

Voltage - Clamping (Max) @ Ipp:	29.2V
Supplier Device Package:	DO-214AA (SMB)
Package / Case:	DO-214AA, SMB
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 175°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	1000W (1kW)
Current - Peak Pulse (10/1000µs):	34.2A
Series:	SMB10J
Voltage - Breakdown (Min):	20V
Voltage - Reverse Standoff (Typ):	18V
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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SMB10J18CA M4G TVS – Diodes Application Field and Working PrincipleTVS (transient voltage suppressor) – diodes are a very useful semiconductor component type that protects electronic circuits from voltage spikes. The SMB10J18CA M4G is a TVS – diode product from manufacturer Fairchild Semiconductor. This diode offers greater current holding capability and fast response times for impressive transient surge immunity and is used in a wide range of applications.The SMB10J18CA M4G is a unidirectional single line, multiline or co-axial diode with a working maximum voltage of 18V and working maximum power rating of 500W. It boast a working maximum continuous reverse voltage of 18V and working maximum reverse leakage current of 55mA, with a typical dynamic resistance of 200Ω. The device comes in an SMB package with a recommended reflow temperature of 200°C. Its operating junction temperature range is from -55ºC to 150ºC and it has a maximum clamping voltage of 49.2V.The applications of the SMB10J18CA M4G TVS diode include telecommunication sub-systems; computers, laptops, servers and peripherals; DC-DC converters, AC-DC adapters; military, medical and automotive electronics; and home appliances.The basic operation of a TVS diode is relatively simple. An electric current is conducted through the diode when a voltage spike is applied across its reverse biased anode terminal and cathode terminal. The diode will conduct this current until the voltage reaches a certain point that exceeds its maximum specified voltage, at which point it begins to diverge from the current.As the voltage spike reaches its peak, the diode\'s conductivity exponentially increases and the forward current bypasses the voltage spike, dissipating the energy to avoid any damages to the components. This conductivity decreases once the voltage goes below the diode’s specified maximum voltage. This process facilitates protection for the device from the voltage surge.In conclusion, the SMB10J18CA M4G TVS diode is a powerful yet low profile device with an impressive current holding capability, fast response times and great transient surge immunity. This component is widely used in a variety of applications such as telecommunication sub-systems, computers, laptops, servers and peripherals, DC-DC converters, AC-DC adapters, military, medical and automotive electronics, and home appliances. The basic operating principle of a TVS diode is to conduct a current through it when a voltage spike is applied across its reverse biased anode and cathode terminals, and then dissipate the energy to avoid any damages to the components.

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