MXLSMBJ150CA Circuit Protection

Voltage - Clamping (Max) @ Ipp:	243V
Supplier Device Package:	SMBJ (DO-214AA)
Package / Case:	DO-214AA, SMB
Mounting Type:	Surface Mount
Operating Temperature:	-65°C ~ 150°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	600W
Current - Peak Pulse (10/1000µs):	2.5A
Series:	Military, MIL-PRF-19500
Voltage - Breakdown (Min):	167V
Voltage - Reverse Standoff (Typ):	150V
Bidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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TVS - Diodes: MXLSMBJ150CA Application Field and Working Principle

The MXLSMBJ150CA is a Transient Voltage Suppressor (TVS) Diode device, widely used in automotive, industrial, IoT (Internet of Things), and consumer electronic systems. It is a bidirectional component, capable of dissipating a maximum power of 500W when subjected to surge or ESD environment. In short, a TVS diode protects the device attached to it from high voltage power surges and ESD events (electro-static discharge). The MXLSMBJ150CA is most commonly used for suppressing transients in automotive applications, providing protection against EOS (Electrical Overstress) events such as jump starts and electrical shorts, and transient voltage events caused by EMI (Electromagnetic Interference). The diode also offers protection against system errors, such as brown-outs and power surges. In addition to automotive applications, the MXLSMBJ150CA is also widely used in various consumer electronic systems, including mobile devices, portable computers, and gaming consoles. The MXLSMBJ150CA is an SMA (Surface Mounted Array) diode device, which has an operating temperature range from -55°C to +125°C. The component has an excellent pulse power handling capability, and its maximum peak pulse power rating is 500W at 10/1000 μs waveforms. Its clamping and peak working voltages are nominally 150V, and its capacitance is as low as 6pF.In order to understand how the MXLSMBJ150CA works to protect a system, it is important to understand the principles behind TVS diodes. Basically, a TVS diode is a semiconductor electronic device, specifically designed to protect a system from overvoltage transients. It is a highly efficient component that can shunt transients away from the system. The diode works in a similar manner to a normal diode, by allowing current to flow in one direction while blocking current in the opposite direction.The MXLSMBJ150CA functions by acting as a short circuiting device when it encounters a high voltage, creating an alternate path for the current to flow away from the system. This process is known as "clamping". When a high voltage occurs, the diode allows some of the current to divert towards the diode, providing protection to the system. This process, known as "dissipation", allows the excess current to be redirected and dissipated by the diode, preventing it from damaging the system. In addition, the MXLSMBJ150CA is equipped with ESD (electro-static discharge) protection, allowing it to protect systems from static electricity and protect it from direct contact with human hands and tools. Furthermore, the diode provides excellent transient suppression, suppressing transients with as little as 10pF and 150V of capacitance. In conclusion, the MXLSMBJ150CA is a highly efficient TVS diode, designed to protect electronic devices from transients and other electrical surges. Its low capacitance and clamping voltage make it ideal for a wide range of automotive, industrial, IoT, and consumer electronic applications. Its bidirectional nature makes it suitable for both EMI and ESD protection, while its excellent pulse power handling capability makes it a highly reliable component.

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