VTP145SUF

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

PTC Resettable Fuses are circuit protection devices primarily used for overcurrent protection. They are solid state protection components, which work on the principle of positive thermal coefficient (PTC). They are self-resetting and offer high current protection without the need of replacing the fuse. The VTP145SUF is a useful tool for a variety of applications, particularly where the circuit is exposed to equipment overcurrents or short-circuits that require a moderate amount of overload protection.

The VTP145SUF is a polymeric resettable fuse that combines overcurrent protection and now forming circuit (NFC) features in a single device. This device is rated for up to 70 volts and comes with a peak current rating of up to 10 amps. It is especially useful in situations where the need for a direct or indirect overcurrent detection is required when protecting a process, circuit, or device.

The working principle of the VTP145SUF is based on the concept of PTC. This technology works on the basis of the concept of positive tempco (PTC), which is a special type of thermistor whose resistance increases with temperature. As the temperature rises, the resistance also rises, and the current decreases. This increases the thermal protection of the circuit by limiting the current through the device, making sure that no current overloads present in the circuit can force its way through.

The VTP145SUF features a current rating of up to 10 amps, which allows it to provide adequate overcurrent and short-circuit protection. It also has a thermal protection rating of 10°C/W and a hold-time of 30 ms. This ensures that the device is able to protect the circuit from thermal overloading caused by continuous overcurrents, short-circuits, and even thermal runaway.

The VTP145SUF is suitable for applications such as secondary protection of semiconductors, lighting and power supplies, industrial and process control applications, automotive, battery charging and power management circuits. The device is also useful in applications where direct or indirect overcurrent protection is required. It is an excellent choice for applications that require a combination of current, temperature, and hold-time protection.

In conclusion, the VTP145SUF application field and working principle of a PTC Resettable Fuse makes it an efficient tool for a variety of overcurrent protection uses. It is an ideal solution to protecting process, circuit, or device from overloading. It is simple to install and has an excellent thermal protection rating, making it a great choice for applications that need current, temperature, and hold-time protection.

The specific data is subject to PDF, and the above content is for reference