SMLJ33A

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The SMLJ33A is an axial-leaded bidirectional Transient Voltage Suppression(TVS) diode. It is designed to protect low voltage circuits from voltage transients generated by lightning and other causes. The SMLJ33A is the ideal choice for providing optimal protection to sensitive electronic equipment such as circuit boards, data lines and other high-performance computers.

The SMLJ33A has three primary applications. It can be used to protect against lightning strikes, discharge of static electricity and voltage transients cause by electrical noise.

The SMLJ33A works by rapidly diverting or discharging any transient surge that exceeds the breakdown voltage of the diode. This is accomplished by utilizing a partially reverse-conducting diode to redirect the current which would otherwise flow into the protected circuit. The SMLJ33A is unique in that it acts as a bidirectional preventer, offering both over and undershoot protection.

The SMLJ33A is also designed to reduce the levels of electrical noise that can occur in sensitive low voltage circuits. This is accomplished through the inclusion of a frequency dependent network that acts to filter out high frequency noise. Additionally, the SMLJ33A can be used to protect circuits from electrostatic discharge by providing a low impedance path to ground for any such current.

The SMLJ33A is designed for use in automotive, industrial and telecommunications applications where a low voltage, bidirectional, transient voltage surge suppressor is required. It is available in a standard 3.0A/400W version, as well as versions with a higher 5.0A/500W or 6.0A/600W capability.

In summary, the SMLJ33A is a low voltage, bidirectional TVS diode, designed to provide protection against lightning, static discharge and electrical noise in sensitive circuits. It features a height dependent network which filters out high frequency noise, and it is available in three current ratings, suitable for use in a wide variety of applications.

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