ES2D/1

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Diode Type:	Standard
Voltage - DC Reverse (Vr) (Max):	200V
Current - Average Rectified (Io):	2A
Voltage - Forward (Vf) (Max) @ If:	900mV @ 2A
Speed:	Fast Recovery = 200mA (Io)
Reverse Recovery Time (trr):	30ns
Current - Reverse Leakage @ Vr:	10µA @ 200V
Capacitance @ Vr, F:	--
Mounting Type:	Surface Mount
Package / Case:	DO-214AA, SMB
Supplier Device Package:	DO-214AA (SMB)
Operating Temperature - Junction:	-55°C ~ 150°C
Base Part Number:	ES2D

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Introduction

The ES2D/1 is a single rectifier diode designed to enable electrical isolation and rectification from a voltage source in an application requiring low voltage operation. This type of diode is commonly used for a variety of applications due to its low forward voltage drop, making it particularly suitable for high-current applications. In this paper we will discuss the application fields of the ES2D/1 and its working principle.

Application Fields

The ES2D/1 diode is primarily used for rectification in a variety of vehicles. It is commonly used in the automotive industry for alternator rectification, providing an isolated voltage source for charging car batteries. The diode is also an important part of the ignition system, rectifying the voltage obtained from the ignition coil in order to provide an appropriate amount of spark energy to the spark plug. Other automotive applications include alternators, starter relays, and PCMs (Powertrain Control Modules).The ES2D/1 is also widely used in marine and aircraft applications as an isolation diode. It is used to rectify DC voltages in order to provide an isolated voltage source for powering various electrical systems, such as navigation systems and inverters. The diode is also common in communication applications, used for converting radio frequency signals into DC voltages for powering transceivers.

Working Principle

The ES2D/1 works by using a silicon p-n junction to convert alternating current (AC) into a direct current (DC). The operation of the device is based on the fact that silicon p-n junctions exhibit a phenomenon known as the diode effect. This effect occurs when a p-type and n-type silicon material are brought into close contact, forming what is known as a “depletion region”. The depletion region acts as a barrier to the flow of current in one direction and allows current to flow in the opposite direction. This is why a diode can be used to convert AC into DC.When applying an AC voltage to a diode, the forward bias voltage of the diode causes it to become forwardly biased and start conducting. The forward bias voltage must exceed the junction voltage of the diode in order for it to conduct. This action allows the majority of the AC voltage to flow through the diode. Once the positive half of the AC cycle is completed, the diode will instantly reverse bias and stop conducting. This cycle is then repeated for each successive half cycle of the signal. The result is a DC signal with the same frequency and amplitude as the input signal.

Conclusion

The ES2D/1 is a single rectifier diode used for a variety of applications, such as automotive, marine, and aircraft. Its low forward voltage drop and its ability to convert AC signals into DC signals makes it particularly suited for high-current applications. The rectifier works by using silicon p-n junctions to create a depletion region, allowing a forward current to pass through the diode and generating a DC voltage with the same frequency and amplitude as the input signal.

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