VVZB170-16NO1 Discrete Semiconductor Products

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Thyristors are a type of semiconductor switch.They are also known as unidirectional devices.The VVZB170-16NO1 is a type of thyristor and falls into the category of SCRs or silicon-controlled rectifiers.It is a module consisting of four thyristors enclosed in an aluminum heatsink.It is used in various applications that require the control of current.

Applications of VVZB170-16NO1

The VVZB170-16NO1 is a four-phase, zero voltage switching module.It is used in applications such as wound motor control, three-phase dimming, frequency converter control and AC drive applications, among others.It is designed with a low-inductance connection which eliminates the need for complicated wiring, making it more affordable.It also features a reverse-biased blocking capability which prevents spike-induced surge currents.

Working Principles of VVZB170-16NO1

The VVZB170-16NO1 is an SCR module that is controlled by a trigger signal.When the trigger signal is at a low level, the module SCRs are in an "off" state, allowing no current to flow.When the trigger signal is changed to a high level, this switches the SCRs "on" and permits current to flow.The module also has a maximum turn-on current, which prevents it from being over-driven.

The module is also capable of preventing excessive current by utilizing a built-in over-current protection or OCP.When the current flow across the terminals exceeds the OCP level, the module quickly shuts down, protecting the system from overload.In addition, the VVZB170-16NO1 also has a built-in thermal protection.It will turn off if the module temperature rises above the rated maximum.

Conclusion

The VVZB170-16NO1 is a type of SCR module used in a variety of applications that require current control.It is designed with a low inductance connection and features a reverse-biased blocking capability, over-current protection and thermal protection.This makes it a reliable and economical option for motor control, dimming and AC drive applications.

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