FR301-AP

Series:	--
Packaging:	Tape & Box (TB)
Part Status:	Obsolete
Diode Type:	Standard
Voltage - DC Reverse (Vr) (Max):	50V
Current - Average Rectified (Io):	3A
Voltage - Forward (Vf) (Max) @ If:	1.3V @ 40V
Speed:	Fast Recovery = 200mA (Io)
Reverse Recovery Time (trr):	150ns
Capacitance @ Vr, F:	65pF @ 4V, 1MHz
Mounting Type:	Through Hole
Package / Case:	DO-201AD, Axial
Supplier Device Package:	DO-201AD
Operating Temperature - Junction:	-55°C ~ 150°C

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FR301-AP Application Field and Working Principle

The FR301-AP is a single-phase blocking diode rectifier that is commonly used in electrical and electronics applications. This diode is an ideal power solution for many applications including automotive, industrial, and computer systems. The FR301-AP is capable of handling an allowable peak forward current of 2 amps and a power dissipation capability of 1.5W. It has a minimum operating junction temperature of -40°C which allows it to operate in extreme temperature conditions.

Applications

The FR301-AP is commonly used for power switching, inrush current limiting, and overvoltage protection in automotive and industrial applications. It can also be utilized as a freewheeling diode in motor circuit applications and is a great choice for voltage spike suppression in application circuits.

Working Principle

The FR301-AP follows the standard rectifier operation, where a single-phase AC source is applied to the device\'s anode and the cathode is connected to the load. The anode is connected to the positive side of the AC source, while the cathode is connected to the negative side.When a positive peak of the AC voltage is received by the diode\'s anode, it allows the current to flow through the diode and the load resistor, creating a forward bias. During this time, the voltage on the anode is equal to the peak AC voltage, minus a small voltage drop across the diode. When the peak AC voltage is less than the diode\'s forward voltage drop, the diode blocks current flow in the opposite direction, thus blocking a reverse current path.When a negative peak of the AC voltage is received by the diode\'s anode, it blocks current flow in the forward direction. During this time, the voltage on the anode is equal to the peak AC voltage, plus a small voltage drop across the diode. When the peak AC voltage is greater than the diode\'s forward voltage drop, the diode will allow current flow in the opposite direction, thus creating a reverse current path. This is the opposite of the forward voltage bias operation described in the previous paragraph.

Conclusion

The FR301-AP diode rectifier is an excellent choice for a variety of electrical and electronics applications. It is capable of handling an allowable peak forward current of 2 amps and a power dissipation capability of 1.5W, making it a great power solution. It can be used in a range of applications such as automotive and industrial, as well as for overvoltage protection and inrush current limiting. The FR301-AP is a great choice for applications that require robust operation at extreme temperatures. The device operates on the same principles used for standard rectifiers, where a single-phase AC source is applied to its anode, and the cathode is connected to the load. When a positive peak of the AC voltage is received by the diode\'s anode, it will allow current flow through the diode and the load resistor, while a negative peak of AC voltage will block current flow in the forward direction.

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