IMBD4148-G3-18

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Part Status:	Active
Diode Type:	Standard
Voltage - DC Reverse (Vr) (Max):	75V
Current - Average Rectified (Io):	150mA
Voltage - Forward (Vf) (Max) @ If:	1V @ 10mA
Speed:	Small Signal =
Reverse Recovery Time (trr):	4ns
Current - Reverse Leakage @ Vr:	2.5µA @ 70V
Capacitance @ Vr, F:	--
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	SOT-23
Operating Temperature - Junction:	150°C (Max)

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Introduction to IMBD4148-G3-18

IMBD4148-G3-18 is a single-phase silicon rectifier diode commonly used for ac-dc power supplies, inverters, and other power converters. Due to its low forward voltage drop and its high current-handling capability, this diode is particularly suited for the most demanding applications in the automotive, telecommunications, and consumer electronics industries.

Application Field and Working Principle of IMBD4148-G3-18

IMBD4148-G3-18 can be used in a variety of applications, primarily as a rectifier for converting alternating current (AC) to direct current (DC). The diode is connected to an alternating voltage source in such a way that it will only allow current to flow in one direction. The most common use for the IMBD4148-G3-18 diode is in the rectification of AC power, which is the conversion of an incoming sinusoidal AC signal to a smooth DC signal.In this application, the diode is connected in series with the incoming AC voltage source and the load, forming what is known as a "half-wave rectifier circuit". The diode acts as a switch, allowing current to only flow in one direction when the voltage across it reaches its "forward voltage drop." When the voltage across the diode is reversed, the diode becomes a resistor, preventing current flow in either direction. The AC voltage source will periodically reverse its polarity, causing the diode to switch between its conducting and non-conducting states.During the "on" cycle, current will flow through the diode, and some of the energy available in the AC voltage source will be supplied to the load. The diode\'s low forward voltage drop, combined with its high current-handling capability, makes it ideal for this task.In addition to its rectification capabilities, the IMBD4148-G3-18 is also commonly used for clamping, inrush current limiting, and other, more specialized applications.

Benefits of IMBD4148-G3-18

The IMBD4148-G3-18 diode has a number of benefits over other rectifier diodes. Its low forward voltage drop allows for more efficient power conversion, and its increased current-handling capability means that it can be used in power circuits with higher power requirements. In addition, the diode has a high temperature coefficient, which helps to compensate for temperature drift in the circuit.Finally, the IMBD4148-G3-18 has a long shelf life, and its rugged construction ensures that it is capable of handling high surge currents and other electrical overstress conditions.

Conclusion

The IMBD4148-G3-18 diode is a high-performance rectifier diode, capable of handling high surge currents and providing efficient rectification of AC power. Its low forward voltage drop and high temperature coefficient make it ideal for use in power conversion applications, such as ac-dc power supplies, inverters, and other power converters.

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