V420LA40BP

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TVS- Varistors, MOVs, and V420LA40BP devices are power-supply protection devices that help protect sensitive electronics from voltage transients due to lightning, static discharge, power cross, and other external disturbances. The V420LA40BP is a particular type of transient voltage suppressor (TVS) diode designed to protect sensitive equipment from damage caused by electrostatic discharges (ESD), lightning, and other transient voltage events. In this article, we will present an overview of the V420LA40BP’s application field and working principle.

The V420LA40BP is ideally suited for sensitive and expensive electronics such as cellular phones, PDAs, and other portable electronics, as well as audio/video equipment like DVD and DVR players. It is also suitable for automotive, computer, and industrial electronics. It is available in a variety of package types, including SOT-23, SMA, SMB, SMC, SMD, and 0603 packages.

The V420LA40BP works by clamping voltage surges on data and power lines, making sure that the voltage level does not exceed the threshold level of the device. It is designed with a high peak current capacity for reliable protection and rapid response times. The device is also designed to provide a wide operating range at low leakage current down to 10 μA at 26V.

The V420LA40BP is designed with an innovative “U” type structure that is embedded in a thermally insulated carrier. This design ensures excellent thermal management by providing both a thermal path between the “U” structure and the carrier material, and heat sinking capability. Another benefit of this design is the reduced parasitic inductance, which improves transient protection performance.

The V420LA40BP is also able to offer good ESD protection, with an ESD capability of up to 8 kV. It also has a very fast response time of 30 ns and a low dynamic resistance of 0.015Ω. The device offers excellent surge clamping capability and very low clamping voltage for maximum circuit protection. It also has stable bi-directional characteristics, with an operational temperature range of -55 to +150°C.

In summary, the V420LA40BP is a powerful transient voltage suppressor that is designed for a wide range of applications, including automotive, consumer, industrial, computer, and audio/video. It is designed with an innovative “U” shaped structure that provides excellent thermal management and provides a low parasitics inductance for improved transient protection performance. The device offers good ESD protection, fast response time, low dynamic resistance, and excellent surge clamping capability. Its operational temperature range is in the range of -55 to +150°C.

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