MXSMCG28AE3 Circuit Protection

Voltage - Clamping (Max) @ Ipp:	45.4V
Supplier Device Package:	SMCG (DO-215AB)
Package / Case:	DO-215AB, SMC Gull Wing
Mounting Type:	Surface Mount
Operating Temperature:	-65°C ~ 150°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	1500W (1.5kW)
Current - Peak Pulse (10/1000µs):	33A
Series:	Military, MIL-PRF-19500
Voltage - Breakdown (Min):	31.1V
Voltage - Reverse Standoff (Typ):	28V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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TVS - Diodes Application Field and Working Principle of MXSMCG28AE3
TVS - Diodes, or transient voltage suppressors (TVSs), provide protection for electronic circuits from destructive over-voltage transients. They are capable of clamping high-energy transients to a safe and predetermined level. This type of diode is especially useful in applications subject to high induced surges, such as those found in computer systems, telecommunications networks, and electrical power systems. The MXSMCG28AE3 is a TVS diode manufactured by Littelfuse, offering protection against electro static discharge (ESD) threats from IEC 61000-4-2.

The MXSMCG28AE3 TVS diode is designed to handle ESD threats of up to 25 kilovolts (kV) of contact discharge and up to 30 kilovolts (kV) of air discharge. It consists of a state-of-the-art maximum surge power array, which helps reduce zener resistance. The diode also provides protection against high voltage surges of up to 18 volts, enabling reliable operation of electronic circuits in severe over-voltage protection. The MXSMCG28AE3 features a low clamp voltage rating, allowing it to protect against voltage transients of up to 18 volts peak. Moreover, it offers high-surge power ratings, enabling it to protect against destructive voltage transients.

The working principle of the MXSMCG28AE3 TVS diode is based on the breakdown voltage of the diode. When the voltage applied to the diode exceeds its internal breakdown voltage, current starts to flow through the diode, effectively “clamping” the voltage at a predetermined level. This limits the voltage available for ESD-induced transients, helping to protect sensitive electronic circuits from damage. Additionally, the diode’s low clamp voltage rating further helps protect against voltage transients in the circuit.

The MXSMCG28AE3 TVS diode is commonly used in a variety of applications, including mobile phone, digital camera, and industrial equipment where protection against ESD threats is essential. Additionally, it is commonly used as an integral part of equipment safety features, as specified in IEC specifications, to ensure proper compliance and efficient protection of sensitive components from ESD damage. Furthermore, the diode is attractive for use in power supplies, as it is fast-acting and designed for low-cost operation.

In conclusion, the MXSMCG28AE3 diode is a great choice for protecting electronic circuits from ESD threats, surges, and transients. It features a low clamp voltage rating, high surge power ratings, and a maximum surge power array. It is easy to use, fast-acting, and cost-effective, and is compatible with various safety standards and specifications.

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