SB140A-E3/54

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Diode Type:	Schottky
Voltage - DC Reverse (Vr) (Max):	40V
Current - Average Rectified (Io):	1A
Voltage - Forward (Vf) (Max) @ If:	480mV @ 1A
Speed:	Fast Recovery = 200mA (Io)
Current - Reverse Leakage @ Vr:	500µA @ 40V
Capacitance @ Vr, F:	--
Mounting Type:	Through Hole
Package / Case:	DO-204AL, DO-41, Axial
Supplier Device Package:	DO-204AL (DO-41)
Operating Temperature - Junction:	-65°C ~ 125°C
Base Part Number:	SB140

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Introduction

SB140A-E3/54 is a rectifier diode produced by Vishay. It is used for switching and rectifying applications, and is particularly suited to use in personal computers, industrial control systems, server systems and other power management applications. Vishay is known for producing reliable and quality components, making their rectifier diodes some of the best on the market.

Application Fields and Working Principle

The SB140A-E3/54 is a rectifier diode, which is primarily used for rectifying AC current. It can be used in a wide range of applications, including power rectifying and AC to DC conversion, voltage regulation, and voltage stabilization. The working principle behind the SB140A-E3/54 is simple, yet effective. Its anode and cathode to terminal connections allows for a two-way current flow - effectively converting AC to DC. The diode\'s anode is connected to one side of an input AC current, with its cathode connected to the other side. The diode then rectifies the AC current, allowing for DC current to move from the anode to the cathode. In this way, the SB140A-E3/54 can be used for switching and rectifying applications.The SB140A-E3/54 is widely used in the personal computer and industrial control system fields. In personal computers, it is used to help regulate power and provide uninterrupted power supply both to the components and the main board. For example, it can be used to prevent components from resetting when the AC power is suddenly cut off. In industrial control systems, the SB140A-E3/54 is used to regulate voltage and stabilize power when sudden changes in the load occur.

Features

The SB140A-E3/54 has many features that make it ideal for a variety of applications. It has a maximum peak reverse voltage of 400 volts, and a maximum operating frequency of 20kHz. It also has a minimum repetitive peak reverse voltage of 200 volts and a maximum average rectified forward current of 1.0 amp. Additionally, the SB140A-E3/54 has a low reverse leakage current and a low forward voltage drop. These features make the SB140A-E3/54 reliable and efficient for rectifying AC currents. Its low forward voltage drop allows for greater efficiency in power conversion, and its low reverse leakage current helps to prevent needless loss of power.

Conclusion

In conclusion, the SB140A-E3/54 is a reliable and efficient rectifier diode that is suitable for a variety of applications. It can be used in personal computer and industrial control systems to regulate power and provide an uninterrupted power supply. Its low forward voltage drop and low reverse leakage current make it ideal for switching and rectifying applications.

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