SMF11AT1G

Current - Peak Pulse (10/1000µs):	11A
Base Part Number:	SMF*A
Supplier Device Package:	SOD-123FL
Package / Case:	SOD-123F
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 150°C (TJ)
Capacitance @ Frequency:	--
Applications:	Automotive
Power Line Protection:	No
Power - Peak Pulse:	200W
Series:	SMF
Voltage - Clamping (Max) @ Ipp:	18.2V
Voltage - Breakdown (Min):	12.2V
Voltage - Reverse Standoff (Typ):	11V
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Part Status:	Obsolete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-DiodesThe SMF11AT1G is an example of a type of breakover diode known as a Transient Voltage Suppression (TVS) diode. A TVS diode is a specialized type of diode that is designed to protect sensitive semiconductor and other electrical components from damaging transient voltages. Transient voltages are usually caused by electrostatic discharge (ESD) or electrical over-voltage events. TVS diodes have reverse breakdown voltages that can be configured to correspond to various specifications and application requirements for a given design.The SMF11AT1G is an unidirectional uni-polar diode, which means that it can only dissipate transient voltage energy when voltage is applied in a single direction. This is accomplished by a special PN junction which has a low forward voltage drop when conducting. This also allows the diode to dissipate energy efficiently while resisting higher voltage levels. The SMF11AT1G has a low capacitance and inductance, meaning that it can handle higher current levels than other forms of diode protection. When placed between two conductor traces on a PCB, this diode can provide protection from voltage transients up to 54V. The diode has an ESD diode rating of 8kV (human-body model). In addition, it has a maximum current handling capacity of 500mA per line pair.The SMF11AT1G can be used to protect devices from ESD transients, as well as voltage transients due to power system disturbances, lightning strikes, and more. It is most commonly used in consumer electronics, automotive, and telecommunications applications. For example, it is often used in memory, processor, and I/O protection circuits of PCs, smartphones, tablets, and other portable devices.The SMF11AT1G is designed to clamp voltage transients to a safe level in order to protect sensitive components. When a voltage transient is detected, the diode absorbs the energy, clamping the transient voltage and limiting the current through the protected circuit. One of the advantages of using the SMF11AT1G is that it is fast-acting, with a high switching speed of less than 1 nanosecond. This makes it ideal for use in circuits that require fast protection from voltage transients.In summary, the SMF11AT1G is a type of breakover diode known as a Transient Voltage Suppression (TVS) diode. It is an unidirectional uni-polar diode that provides protection from voltage transients up to 54V. Its low capacitance and inductance make it well-suited for high-current applications, and it can provide fast protection with a switching speed of less than 1 nanosecond. The SMF11AT1G is commonly used in consumer electronics, automotive, and telecommunications circuits to protect sensitive devices from ESD, power system disturbances, lightning strikes, and other transient voltage events.

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