Series:	--
Packaging:	Tube
Part Status:	Obsolete
Diode Type:	Schottky
Voltage - DC Reverse (Vr) (Max):	45V
Current - Average Rectified (Io):	20A
Voltage - Forward (Vf) (Max) @ If:	570mV @ 20A
Speed:	Fast Recovery = 200mA (Io)
Current - Reverse Leakage @ Vr:	2.7mA @ 45V
Capacitance @ Vr, F:	1400pF @ 5V, 1MHz
Mounting Type:	Through Hole
Package / Case:	TO-220-2
Supplier Device Package:	TO-220AC
Operating Temperature - Junction:	-55°C ~ 150°C

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Diodes - Rectifiers - Single: VS-20TQ045-N3 Application Field and Working Principle

Introduction

VS-20TQ045-N3 is a light emitting diode (LED) Schottky rectifier manufactured by Vishay. It operates at a maximum average forward current of around 20 A, with a low voltage drop of 0.45V. The VS-20TQ045-N3 has a wide range of applications and is often used in power management and lighting applications. This article will discuss the application field and working principle of the VS-20TQ045-N3.

Application Field

The VS-20TQ045-N3 is mainly used in power management and lighting applications due to its high efficiency, low voltage drop and low thermal resistance. It can be used as an efficient switch to control the voltage in power supplies, such as DC-DC converters, UPS systems and solar power converters. It is also used in lighting applications such as LED lighting, automotive lighting and street lighting.

Working Principle

The VS-20TQ045-N3 is a type of light emitting diode (LED) Schottky rectifier. It consists of two terminals; the anode (positive) and the cathode (negative). When a voltage is applied to the anode, current will flow flowing from the anode to the cathode. The current is then converted into light by the LED. When a reverse voltage is applied, the VS-20TQ045-N3 operates as a diode and blocks the current from flowing through it. This makes it an ideal device for power management and lighting applications, as it can both efficiently switch and control the voltage.

Benefits and Advantages

The VS-20TQ045-N3 offers several benefits and advantages to its users:

• High efficiency - The VS-20TQ045-N3 has a low voltage drop of 0.45V, making it highly efficient.
• Low thermal resistance - The device has a low thermal resistance, meaning that it can dissipate heat efficiently.
• High switching frequency - The VS-20TQ045-N3 can switch at high frequencies, making it suitable for high frequency applications.
• Long-term reliability - The device is highly reliable and can withstand harsh environments.
• High current handling capacity - The VS-20TQ045-N3 can handle high currents, up to 20A.

Conclusion

In conclusion, the VS-20TQ045-N3 is a light emitting diode (LED) Schottky rectifier manufactured by Vishay. It operates at a maximum average forward current of around 20 A, with a low voltage drop of 0.45V. The device is mainly used in power management and lighting applications due to its high efficiency and low thermal resistance. It offers several benefits and advantages to its users, such as high switching frequency and long-term reliability.

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