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TVS - Diodes

TVS (Transient Voltage Suppressor) diodes are a special type of diode that are used to protect electronic circuits from transient voltage surges, which are short-term, high-voltage pulses caused by static electricity, inductive overvoltage, or electrostatic discharge (ESD). These devices are designed to absorb the transient energy and dissipate it safely, protecting sensitive electronic components from damage.

MASMLJ9.0CA Application Field and Working Principle

The MASMLJ9.0CA from Sanyo is a TVS diode designed to protect sensitive electronic components from ESD and indirect lightning strikes. It has a maximum operating voltage of 9.0V, and a clamping voltage (Vc) of 14V. It is rated to handle a maximum surge current of 11.3A (8/20μs).

The diode works by clamping the transient voltage to a safe level. When the transient voltage exceeds the breakdown voltage of the diode, the voltage across the diode increases, and current begins to flow. This current flows through the diode, and is safely dissipated as heat. The clamping voltage of the diode is the voltage at which the current flow is at its maximum.

In addition to protecting sensitive electronic components, the MASMLJ9.0CA also provides protection from reverse voltage surges, which can occur when a power source is disconnected while the circuit is still energized. This protection is enabled by an internal Zener diode, which helps to maintain the voltage across the diode under the reverse breakdown voltage.

The MASMLJ9.0CA is ideal for use in a wide range of applications, including communication equipment, consumer electronics, medical devices, automotive circuits, and industrial control systems. It can also be used as a clamping device in circuits that are susceptible to ESD.

The MASMLJ9.0CA is a simple and reliable device that can provide invaluable protection from transient voltage surges, and thus ensure the reliable operation of sensitive electronic components. It is a highly versatile component that is applicable across a wide range of applications.

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