F1857CAD1400

Series:	--
Packaging:	Bulk
Part Status:	Obsolete
Diode Configuration:	1 Pair Common Anode
Diode Type:	Standard
Voltage - DC Reverse (Vr) (Max):	1400V
Current - Average Rectified (Io) (per Diode):	55A (DC)
Voltage - Forward (Vf) (Max) @ If:	1.4V @ 165A
Speed:	Standard Recovery >500ns, > 200mA (Io)
Operating Temperature - Junction:	-40°C ~ 125°C
Mounting Type:	Chassis Mount
Package / Case:	Module
Supplier Device Package:	Module

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

## IntroductionThe F1857CAD1400 is a rectifier array made by Fairchild Semiconductor. It is a family of products designed for applications where power protection and conversion, including inversion, are required. Typical applications include uninterruptible power supplies, motor control, and electromagnetic interference (EMI) filters. The device offers several features that make it uniquely suitable for these types of applications, including its very fast soft turn-off and its design that allows for very high efficiency performance and greater power density.## Types of F1857CAD1400 DevicesThe F1857CAD1400 device is available in a variety of configurations to meet the needs of different applications. The device is available in multiple packages, including plastic SOT-23, metal SOT-23, and TO-254. Each device type has different ratings and electrical characteristics, depending on the specific application.## Features and Benefits of the F1857CAD1400 DeviceThe F1857CAD1400 device provides a number of features and benefits that make it particularly suitable for design into applications that require fast, highly efficient overvoltage protection and conversion. These features include:* High surge capability with fast turn-off times. The device has a reverse clamping voltage rating of 16V, which provides adequate margin for surges up to 20V. The device also features a very fast soft turn-off time of 10nS, which makes it highly suitable for high-speed transients, such as in motor control applications.* High efficiency and power density. The Tj junction temperature can be as low as 125 degrees Celsius at full load, so it can be used in high-frequency applications without risking thermal overload. The device also has an extremely efficient design, which can achieve a power density of up to 10 W/mm3. * Improved overvoltage protection. The device can provide up to 8V of overvoltage protection, so it can provide protection in applications where the input voltage may exceed the nominal rating.* Low capacitance and reverse conduction. The device has a low parasitic capacitance of 0.09pF, which is considerably lower than most comparable devices. Additionally, it can handle up to 300mA of reverse conduction, which makes it ideal for applications that require reverse power flow.## Application Fields and Working Principle of the F1857CAD1400 DeviceThe F1857CAD1400 device is primarily used in power protection and conversion applications, including inversion, voltage regulation, and AC/DC and DC/DC conversion. The device is particularly well-suited for applications that require fast and efficient overvoltage protection, such as in uninterruptible power supplies and motor control applications.The device’s working principle is based on a combination of avalanche breakdown and clamping. Avalanche breakdown occurs when the voltage across the diode exceeds the breakdown voltage of the diode, allowing current to flow. Clamping is then used to prevent the voltage from exceeding a certain threshold, limiting the amount of current that can flow. This combination of mechanisms allows the device to respond quickly to a wide range of input voltages, while providing overvoltage protection. The device is also designed to provide very efficient overvoltage protection, allowing for greatly reduced power loss compared to other rectifier arrays. The device’s efficiency is further improved by its low parasitic capacitance, which reduces the amount of energy wasted in power cycling. Additionally, its fast soft turn-off time can prevent device destruction and improve reliability in applications that generate high-speed transients.## ConclusionThe F1857CAD1400 is a rectifier array from Fairchild Semiconductor that is designed for applications that require fast, efficient, and reliable power protection and conversion. The device is available in multiple packages and has several features that make it uniquely suitable for these types of applications. These features include a fast soft turn-off time, high efficiency and power density, improved overvoltage protection, and low capacitance and reverse conduction. The device is primarily used in power protection and conversion applications, including inversion, voltage regulation, and AC/DC and DC/DC conversion.

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

Part Number	Manufacturer	Price	Quantity	Description