BAT54-7-F Discrete Semiconductor Products

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Diode Type:	Schottky
Voltage - DC Reverse (Vr) (Max):	30V
Current - Average Rectified (Io):	200mA (DC)
Voltage - Forward (Vf) (Max) @ If:	800mV @ 100mA
Speed:	Small Signal =
Reverse Recovery Time (trr):	5ns
Current - Reverse Leakage @ Vr:	2µA @ 25V
Capacitance @ Vr, F:	10pF @ 1V, 1MHz
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	SOT-23-3
Operating Temperature - Junction:	-65°C ~ 150°C
Base Part Number:	BAT54

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Introduction to BAT54-7-F

BAT54-7-F is a single-phase, dual element, high voltage, fast-recovery rectifier diode with a maximum peak current of 4A. It is common in power supplies and industrial electronic applications. This dual element diode is particularly suitable for high-frequency switching applications due to its medium forward current conduction and low reverse leakage. This device is lead free, RoHS compliant and UL recognized for use in safety critical applications.

Application Fields of BAT54-7-F

The BAT54-7-F is typically used in power supplies and industrial electronic applications. It is mostly used in high-frequency switching applications due to its fast-recovery time, medium conduction current and low reverse leakage characteristics. The device is well suited for applications where low power dissipation is important, such as solar energy systems and electric vehicles. It is also used for power factor correction and in voltage regulation of alternating current.

Working Principle of BAT54-7-F

The BAT54-7-F works by providing a current flow in one direction. This process is called rectifying or switching, and it is accomplished by the junction of the two halves of the diode. The junction is formed by P-N semiconductor material which forms a diode junction. When a small forward voltage (Vf) is applied in the correct direction, the diode will become forward biased which allows current to flow through. When a reverse voltage is applied to the diode, it will become reverse biased, so there will be no current flow.The maximum forward current the diode can handle is defined as the peak forward current (IF). This rating refers to the maximum amount of current the diode can handle during its normal operation. The peak reverse voltage (VR) is the highest voltage the diode can withstand before it breaks down. The forward conduction voltage drop (Vd) is the voltage across the diode when it is in operation.Finally, the reverse recovery time (trr) is the amount of time it takes the diode to switch from forward to reverse operation. The faster the switch, the more efficient the diode.

Conclusion

The BAT54-7-F is a single-phase, dual element, high voltage, fast-recovery rectifier diode with a maximum peak current of 4A. It is most commonly used in power supplies and industrial electronic applications due to its fast-recovery time, medium conduction current and low reverse leakage characteristics. The working principle of the device is based on allowing forward current conduction when a small forward voltage is applied in the correct direction and blocking reverse current flow when a reverse voltage is applied to the diode.

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