
Allicdata Part #: | VS-ST330S12Q0-ND |
Manufacturer Part#: |
VS-ST330S12Q0 |
Price: | $ 138.06 |
Product Category: | Discrete Semiconductor Products |
Manufacturer: | Vishay Semiconductor Diodes Division |
Short Description: | SCR 1200V 520A TO-118 |
More Detail: | SCR 1.2kV 520A Standard Recovery Chassis, Stud Mou... |
DataSheet: | ![]() |
Quantity: | 1000 |
6 +: | $ 125.50700 |
Current - On State (It (RMS)) (Max): | 520A |
Supplier Device Package: | TO-209AE (TO-118) |
Package / Case: | TO-209AE, TO-118-4, Stud |
Mounting Type: | Chassis, Stud Mount |
Operating Temperature: | -40°C ~ 125°C |
SCR Type: | Standard Recovery |
Current - Non Rep. Surge 50, 60Hz (Itsm): | 7570A, 7920A |
Current - Off State (Max): | 50mA |
Current - Hold (Ih) (Max): | 600mA |
Series: | -- |
Current - On State (It (AV)) (Max): | 330A |
Voltage - On State (Vtm) (Max): | 1.52V |
Current - Gate Trigger (Igt) (Max): | 200mA |
Voltage - Gate Trigger (Vgt) (Max): | 3V |
Voltage - Off State: | 1.2kV |
Part Status: | Active |
Packaging: | Bulk |
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Thyristors - SCRs are widely used in power control and energy regulation applications. The general name for these devices is silicon-controlled rectifier (SCR). Specifically, the VS-ST330S12Q0 is an SCR device designed for operating with full switching, reverse blocking, and other logic control applications. This article takes a look at the application field and working principle of the VS-ST330S12Q0.
Application Field
The VS-ST330S12Q0 is best suited for use in applications that require the device to switch at full capacity. It is a robust, high-efficiency device that is capable of handing up to 12A of current. This makes it ideal for applications such as motor control and rectification. Additionally, the low power dissipation of 1.8W ensures that the device is also suitable for small, low power circuits. As an added bonus, the device is also resistant to reverse-polarity protection making it suitable for low-voltage applications as well.
Working Principle
At its core, the VS-ST330S12Q0 works by the principle of current-controlled switching. It consists of a large and small gate terminal, which are connected in series with a load of a suitable voltage. As current is passed through the load, it passes through the gate terminals and a power turn-on signal is generated. This signal causes an electric charge to be stored in the gate electrode, which in turn creates a field-effect transistor (FET) in the device. The creation of the FET results in a closing of the gap between the gate terminals, creating an electrical connection between the gate terminals called a blocking state. When the gate voltage reaches above a predetermined threshold, the circuit is broken, allowing current to flow freely again. This turn-on/off switching mechanism is coupled with another important factor — the ability to adjust the device\'s sensitivity by varying the applied gate voltage. In other words, the device can be tuned to operate in a variety of different frequency ranges, providing flexibility while allowing for precise control over the output characteristics of the device.
Conclusion
The VS-ST330S12Q0 is an efficient, reliable SCR device that is capable of handling up to 12A of current with a low power dissipation of 1.8W. Its application field consists of motor control, rectification, and low-voltage protection applications, making it an ideal choice for a variety of applications requiring precise switching and control. Its working principle is based on the current-controlled switching method, coupled with the ability to vary the applied gate voltage for increased sensitivity and precise control.
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