AR4PG-M3/86A

Series:	eSMP®
Packaging:	Tape & Reel (TR)
Part Status:	Active
Diode Type:	Avalanche
Voltage - DC Reverse (Vr) (Max):	400V
Current - Average Rectified (Io):	2A (DC)
Voltage - Forward (Vf) (Max) @ If:	1.6V @ 4A
Speed:	Fast Recovery = 200mA (Io)
Reverse Recovery Time (trr):	140ns
Current - Reverse Leakage @ Vr:	10µA @ 400V
Capacitance @ Vr, F:	77pF @ 4V, 1MHz
Mounting Type:	Surface Mount
Package / Case:	TO-277, 3-PowerDFN
Supplier Device Package:	TO-277A (SMPC)
Operating Temperature - Junction:	-55°C ~ 175°C
Base Part Number:	AR4PG

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AR4PG-M3/86A is a single rectifier in a TO-220 plastic package. It is mainly used in free-wheeling and steering diodes, as well as low loss, high-efficiency switching power supply operations. AR4PG-M3/86A is a fast-recovery rectifier, with a high-peak reverse current of 2A and a maximum reverse voltage of 2V. The temperature coefficient is low at -2.4mA/ degrees Celsius, making it an ideal choice for low-loss applications. In order to understand the working principle of this device, it is important to understand what a rectifier is. A rectifier is a type of electronic device used to convert alternating current (AC) to direct current (DC). It can be either a single-phase rectifier or a three-phase rectifier. In the case of AR4PG-M3/86A, it is a single-phase rectifier. There are two main ways the AR4PG-M3/86A can be used: in bridge rectifier applications and in free-wheeling and steering diodes. Bridge rectifier applications involve the use of four evenly spaced diodes in a bridge configuration. The alternating current is supplied to the two ends of the bridge, and the four diodes are organized to only provide current in one direction. The direction of the current can be switched by changing the polarity of the alternating current.In free-wheeling and steering diode applications, AR4PG-M3/86A is used to provide a low-loss, high-efficiency switching power supply operation. It works by diverting the current away from sensitive components, such as integrated circuits, in order to prevent damage. The power supply is switched on and off rapidly, and the free-wheeling and steering diode acts as a conduit to protect the sensitive components by ensuring the current is correctly directed. The construction of the AR4PG-M3/86A can be broken down into three main parts: the diode, the anode, and the cathode. The diode is the component of the rectifier that allows the current to move in one direction, preventing it from flowing in the opposite direction. The anode is positively charged and connects to the positive terminal of the alternating current supply. The cathode is negatively charged and is connected to the negative terminal of the alternating current supply. The current flowing through the AR4PG-M3/86A will be in the direction determined by the terminals of the alternating current supply. If the anode is positive and the cathode is negative, then the current will flow from the anode to the cathode. However, if the anode is negative and the cathode is positive, then the current will flow from the cathode to the anode. In both cases, the current is directed in one direction, which is why the AR4PG-M3/86A is known as a rectifier.The high-speed recovery time of the AR4PG-M3/86A is enabled by its low junction capacitance and maximum reverse voltage rating. The capacitance of the device is low, reducing the amount of time it takes for the current to switch directions. The maximum reverse voltage rating of the device is also high, allowing it to withstand the large voltage spikes associated with high-current applications. In summary, the AR4PG-M3/86A is a single-phase rectifier used in bridge rectifier applications and low-loss, high-efficiency switching power supplies. Its construction is made up of a diode, an anode, and a cathode. Its low junction capacitance and high-peak reverse current of 2A allow it to switch directions within a short amount of time, making it an ideal choice for applications that require high speed and efficiency.

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