SMLJ36A

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The SMLJ36A is a transistor-transient voltage suppressor (TVS) diode. It is widely used for protecting electronic equipment from overvoltage transients and other electrical surges that may permanently damage or disrupt the operation of a system. The SMLJ36A is a single-diode device designed to be placed in series between a power supply and the load that is being protected.

The SMLJ36A is a 12V Bidirectional Unidirectional TVS diode that is designed for use in a wide range of applications. It has a high peak pulse power rating of 9.5kW (1ms) and can handle energy up to 390W. Furthermore, it is able to regulate the voltage level down to 8.5V, making it an ideal choice for applications that require a low-dropout device. It is also suitable for automatic insertion into surface-mount printed circuit board applications. The SMLJ36A is also rated according to UL with a Clamping Voltage of 37.8V (TIP).

The working principle of the SMLJ36A is based on a series of circuits in which a voltage regulator is connected to a shunt diode. When an overvoltage or a spike occurs on the power line, the regulator will clamp the voltage down to the nominal voltage level. At that point, the shunt diode will act as a reverse polarity protection and prevent current from flowing through the device. The SMLJ36A is also designed with an ESD protection circuit, which helps to protect against transient overvoltages.

The SMLJ36A can be used to protect devices from a wide variety of overvoltage conditions, including electrostatic discharge (ESD), cable discharge events, inductive kickback, power supply switching, and lightning strikes. It is also capable of providing a low surge voltage with low clamping voltages, making it suitable for protecting sensitive electronic components such as microprocessors and ICs. It is rated for an operating temperature range of -55C to +125C and can withstand an applied peak voltage up to +130V.

In addition, the SMLJ36A is RoHS compliant and is UL94V-0 certified, making it safe for use in any application. It is also designed with an integral protection circuit to protect it against overheating and unintentional reverse insertion. All these features make the SMLJ36A an ideal solution for use in a wide range of applications that require reliable overvoltage protection.

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