121NQ045R

Series:	--
Packaging:	Bulk
Part Status:	Obsolete
Diode Type:	Schottky
Voltage - DC Reverse (Vr) (Max):	45V
Current - Average Rectified (Io):	120A
Voltage - Forward (Vf) (Max) @ If:	650mV @ 120A
Speed:	Fast Recovery = 200mA (Io)
Current - Reverse Leakage @ Vr:	10mA @ 45V
Capacitance @ Vr, F:	5200pF @ 5V, 1MHz
Mounting Type:	Chassis Mount
Package / Case:	D-67 HALF-PAK
Supplier Device Package:	D-67

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Introduction
121NQ045R are Diodes - Rectifiers - Single. They provide a solution to protect sensitive electronic equipment from high voltage and over current conditions. The diodes typically include a number of different polarity or anode-cathode combinations. This feature prevents too much current from entering the protected circuit by discharging the accumulated energy through a discharge moderate network. The diodes have a very low forward voltage and can offer great protection against current spikes.Application field
121NQ045R have different application fields and can be found in many different industries. The most common application is in consumer electronic applications, such as laptop or desktop computers, digital cameras, etc. In these devices, the rectifiers are used to protect components from high voltage spikes, over voltage, and current overloads.The diode is also used for industrial grade applications and provides reliable protection for medical electronics and test equipment. Due to its low forward voltage, it is also commonly used in the control unit of solar panels, electric vehicles and other gadgets.Working principle
The principle behind the working of the diode is very simple. It consists of two terminals, the anode and the cathode, and two layers of semiconductor material. When the anode is more positive than the cathode, current will be allowed to flow. This behavior is called the “forward biased” condition of the diode. However, if the polarity is reversed, the diode will be in a “reverse biased” condition, which blocks the current flow.When a surge or spike of high voltage is detected, the diode will go into the reverse biased condition and block the flow of current. As a result, the sensitive components of the circuit are protected. This is why the work of a diode is so important in providing protection to sensitive equipment. Conclusion
121NQ045R are Diodes - Rectifiers - Single that provide reliable protection to sensitive equipment from high voltage spikes, over voltage and current overloads. The working of diodes is based on the simple principle that when the incoming voltage is higher than its threshold, the diode will go into the reverse biased condition and block the flow of current. This behavior is used to protect electronic components and equipment, and the diode is used in many industries and applications.

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