SMCJ54A

Current - Peak Pulse (10/1000µs):	17.2A
Base Part Number:	SMCJ54
Supplier Device Package:	SMC (DO-214AB)
Package / Case:	DO-214AB, SMC
Mounting Type:	Surface Mount
Operating Temperature:	--
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	1500W (1.5kW)
Series:	--
Voltage - Clamping (Max) @ Ipp:	87.1V
Voltage - Breakdown (Min):	60V
Voltage - Reverse Standoff (Typ):	54V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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SMCJ54A TVS - Diodes

The SMCJ54A is a popular TVS (Transient Voltage Suppression) diode from Littelfuse. TVS diodes are used to provide protection from high voltage, which could potentially cause electrical or electronic equipment in a system to malfunction or become damaged. In the event of a high voltage, the SMCJ54A diode quickly responds to the transient voltage, providing a protective barrier, while also limiting the energy to a safe level. The SMCJ54A diode is a unidirectional diode, meaning it only allows current to flow in one direction. This type of diode is useful for a wide range of applicatons, as it allows the user to restrict current flow from one direction while allowing it free flowing in the opposite direction. The SMCJ54A is typically applied to prevent transient voltage from entering a system and damaging electrical components, such as integrated circuits or semiconductors. The SMCJ54A diode is a combination of Bi-directional and Zener diodes, making it an ideal solution for applications with high transient voltage requirements. The Zener diode element acts as a breakdown device, allowing the high voltage to be distributed without disturbing the system or causing long-term power-supply damage. The SMCJ54A diode also features a surge current capability of up to 400 Amps peak pulse power dissipation with 10/1000 microsecond waveforms, making it ideal for protecting against high current surges. The SMCJ54A is also engineered to protect against ESD (Electrostatic Discharge) events of up to 14kV (Contact) and 25kV (Air). The low capacitance of this diode, at only 0.7pF, allows it to be used in high-speed and high-frequency applications without affecting signal integrity. In terms of functionality and operation, the SMCJ54A works by rapidly responding to remain voltage transients, quickly clamping the offending voltage and limiting any damage to the system. The diode is designed to respond rapidly (within nanoseconds for unidirectional modes; within microseconds for bidirectional modes) and reduce voltage levels to their original values within microseconds.The easy to install SMCJ54A diode is widely used in a variety of applications, including telecommunications, office automation, computer peripherals, consumer electronics, and automotive electronics. It is also ideal for applications such as instrumentation, & test equipment, power supplies & adapters, and emergency lighting systems. The SMCJ54A provides reliable transient voltage protection in various environments. Its small size, low capacitance, and high surge capability make it an ideal solution for any application with high transient voltage requirements. It is easy to install, requires no external components, and is engineered to provide a reliable high speed response to limit system damage in the event of power surges or other high voltage transients.

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