SP4020-01FTG-C Circuit Protection

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

Transient Voltage Suppression (TVS) diodes are traditionally used for protecting sensitive electronic equipment from electrical transients, surges, and spikes. The SP4020-01FTG-C, in particular, is a 200 Watt peak-power TVS diode with an operating temperature range between -55^oC and 150^oC.

Application Field

The SP4020-01FTG-C is typically used in telecommunications systems, along with switches, ports, routers, and repeaters, to protect sensitive equipment against high voltages. The peak power rating of 200 W is suitable for applications that require high surge capability, as it has a low profile and excellent clamping characteristics. Moreover, the diode possesses high surge capability for multi-pulse waveforms. It also has superior ESD protection, with a minimum surge rating of 8.3A peak pulse current.

In addition, the SP4020-01FTG-C has applications in the fields of industrial control, automobile, and consumer devices. It protects the circuitry of electronic systems from high transient voltages caused by lightning strikes, line transients, and other destructive phenomena. It is an ideal choice for protecting microcontrollers, logic integrated circuits, and other sensitive components from damage.

Working Principle

The SP4020-01FTG-C operates on the principle of the Zener avalanche effect. When the diode is exposed to high voltage, the Zener avalanche effect is triggered, allowing the diode to clamp the voltage between a specified upper and lower voltage limit. This limits the voltage across the sensitive electronic system, thereby protecting it from the destructive effects of transients.

The SP4020-01FTG-C features a heat-sink package with a flat top, which helps to dissipate heat quickly and consistently. It also has an internal diode that provides circuit protection against short circuit and overload events. Moreover, the diode has an integrated Positive Temperature Coefficient (PTC) that provides additional circuit protection, by sensing a critical temperature level and automatically turning the device off when temperatures exceed this limit.

An important factor in the effective operation of the SP4020-01FTG-C is determining the power rating that is appropriate for the particular application. If the power rating is too low, the diode may not be able to adequately protect the sensitive electronic components. Additionally, if the power rating is too high, this could potentially damage the circuitry.

In conclusion, the SP4020-01FTG-C is a suitable choice for protecting sensitive electronic systems from transient voltages and surges. Its heat-sink package helps to dissipate heat quickly and consistently, while its integrated PTC provides additional circuit protection. Consideration should be given to the power rating of the diode when selecting it for a particular application, as this could potentially affect the protective capabilities of the device.

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