CGRM4001-HF Discrete Semiconductor Products

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Diode Type:	Standard
Voltage - DC Reverse (Vr) (Max):	50V
Current - Average Rectified (Io):	1A
Voltage - Forward (Vf) (Max) @ If:	1.1V @ 1A
Speed:	Standard Recovery >500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr:	5µA @ 50V
Capacitance @ Vr, F:	15pF @ 4V, 1MHz
Mounting Type:	Surface Mount
Package / Case:	SOD-123T
Supplier Device Package:	Mini SMA/SOD-123
Operating Temperature - Junction:	-55°C ~ 150°C
Base Part Number:	CGRM4001

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CGRM4001-HF is a kind of rectifier diodes, commonly used in a wide range of applications. It is used in different fields like telecom, industrial, medical and automotive electronics.Generally speaking, rectifier diodes are two port electronic components that are primarily used in electronic circuits for rectifying alternating current (AC) to direct current (DC). As the name suggests, rectifier diodes act as rectifiers and therefore as one-way semiconductor devices. This means current can only flow from the anode side to the cathode side and not vice versa.A rectifier diode, such as the CGRM4001-HF, supplies efficient and reliable power conversion from an AC power source to the DC applications. The CGRM4001-HF features a low forward voltage drop, high surge reverse voltage and small reverse current leakage, making it suitable for use in applications where minimal power loss and high stability is desired.Furthermore, the CGRM4001-HF rectifier diodes are equipped with a very high peak voltage rating of 400 volts, as well as a very high surge current rating of 1AMP. This makes them ideal for use in power supply circuits, switching circuits and motor control applications.The CGRM4001-HF also possesses a high current carrying capacity, allowing it to handle large currents, making it an ideal choice for applications with high power loads. Moreover, due to its high junction temperature rating, these rectifier diodes are able to operate reliably at higher temperatures without deteriorating its performance.In order to understand the working principle of the CGRM4001-HF, it is important to know that rectifier diodes are made from semiconductor materials. They have very low resistance on one side (the anode), which allows current to flow freely from it. Meanwhile, the other side (the cathode) has a very high resistance preventing any current from entering it.When the anode is applied a positive voltage, the current starts to flow from it to the cathode. This is known as the forward biased direction. On the other hand, if the anode is applied with a negative voltage, no current will flow and the diode is said to be reverse-biased.The CGRM4001-HF also has an additional fourth pin, known as the guard pin, which is used to reduce the reverse current leakage that can occur with some rectifier diodes. In addition, the CGRM4001-HF also includes a built-in surge suppression diode, protecting against high transient voltages.In conclusion, the CGRM4001-HF is a type of rectifier diode which is suitable for a wide range of applications due to its low forward voltage drop, high surge reverse voltage, small reverse current leakage, high peak voltage rating and high surge current rating. Furthermore, it has a high current carrying capacity, making it ideal for power supply, switching and motor control applications. Furthermore, its guard pin and built-in surge suppression diode mean it is protected from high transient and reverse current leakage.

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