MA3X19900L

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Diode Type:	Standard
Voltage - DC Reverse (Vr) (Max):	200V
Current - Average Rectified (Io):	100mA
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 100mA
Speed:	Small Signal =
Reverse Recovery Time (trr):	60ns
Current - Reverse Leakage @ Vr:	1µA @ 200V
Capacitance @ Vr, F:	3pF @ 0V, 1MHz
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	Mini3-G1
Operating Temperature - Junction:	150°C (Max)
Base Part Number:	MA3X1990

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Overview

The MA3X19900L is a high-speed, low-capacitance Ultra Fast-Recovery Rectifier diode designed for 600V surge applications. It is a low-power, high-voltage switch capable of handling repetitive currents up to 8A. The MA3X19900L is a popular choice for energy-efficient switchmode power supplies, especially when space saving is a priority.

Application Field and Working Principle

The MA3X19900L is a popular choice for rectification in many commercial and industrial applications. It is typically used in rectification of alternating current and DC/DC converters. One of the primary uses of the MA3X19900L is in the power supply design section. In this type of application, the diode acts as a switch which controls the flow of current in the circuit while simultaneously rectifying the incoming AC or DC signal. The rectification process reduces the amount of power consumed by the circuit, thereby improving overall efficiency.The working principle of the MA3X19900L is based on the PN-junction. When forward biased, the PN-junction conducts, allowing current to flow through the device. When reverse biased, the PN-junction blocks the current, limiting the flow to a specific direction. In the case of the MA3X19900L, the current flows in only one direction, rectifying the incoming AC or DC signal. The ability to block the reverse current allows for a high efficiency power supply which reduces power consumption and ultimately increases the overall cost-effectiveness of the circuit.In order to understand how the MA3X19900L works, it is important to understand the physics behind the PN-junction. When a voltage is applied across two oppositely-charged materials, a depletion region is created. This depletion region acts as an electrical insulator, blocking the flow of current and preventing the circuit from working correctly. When the voltage applied to the PN-junction is greater than the barrier potential of the depletion region, current is allowed to flow through the device. This is referred to as forward bias. When the voltage applied to the junction is less than the barrier potential, the device is said to be reverse biased, meaning that current cannot flow through the PN-junction.By utilizing the PN-junction physics of the MA3X19900L, it can be used in various applications to reduce the power consumption and improve the overall efficiency of the circuit. The MA3X19900L can be used in DC/DC converters and AC-to-DC rectifiers, as well as many other applications. Its ability to reduce power consumption makes it an ideal choice for switchmode power supplies and other high-efficiency circuits.

Advantages

The MA3X19900L offers several distinct advantages over other rectifier diodes. First and foremost, the device has incredibly low reverse voltage and capacitance, making it ideal for high frequency applications. In addition, the device has a fast recovery time which reduces power consumption, helping to improve efficiency. The MA3X19900L is also a low-power device, meaning that it requires less current to operate when compared to other rectifier diodes. Finally, thanks to its small size and low profile, the MA3X19900L is great for space-saving designs.

Conclusion

The MA3X19900L is a high-speed, low-capacitance Ultra Fast-Recovery Rectifier diode designed for 600V surge applications. It can be used in various applications such as DC/DC converters and AC-to-DC rectifiers, thanks to its low reverse voltage and capacitance, fast recovery time, low power consumption, and small size. Ultimately, the MA3X19900L is an excellent choice for energy-efficient switchmode power supplies, especially when space saving is a priority.

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