MMBD3004SE RFG

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Diode Configuration:	1 Pair Series Connection
Diode Type:	Standard
Voltage - DC Reverse (Vr) (Max):	350V
Current - Average Rectified (Io) (per Diode):	225mA
Voltage - Forward (Vf) (Max) @ If:	1.25V @ 200mA
Speed:	Fast Recovery = 200mA (Io)
Reverse Recovery Time (trr):	50ns
Current - Reverse Leakage @ Vr:	100nA @ 350V
Operating Temperature - Junction:	-65°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	SOT-23

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MMBD 3004SE RFG Application Field and Working Principle

Diodes, rectifiers, and arrays are key components in the smooth operation of modern electronic devices and electric power systems. The MMBD 3004SE RFG is a chip-scale rectifier array specifically designed for a wide range of applications. This article provides an overview of the RFG\'s application field and working principle.

Application Field

The MMBD 3004SE RFG is designed to work in a variety of application fields. It can be used as an AC-DC converter in digital power supplies, switched mode power supplies (SMPS) and power-over-Ethernet (PoE) applications. Additionally, the array can be utilized as a clamping element in high-speed data acceleration circuits and for protection against electron static discharge (ESD).

Working Principle

The MMBD 3004SE RFG is a three-terminal rectifier array which consists of four Schottky rectifier diodes configured in a butting-finger design. The three terminals are labeled anode, cathode and gate. The anode is connected to the power supply and the cathode is connected to the load. The gate terminal is used for the control of conduction of the rectifier array. When a positive voltage is applied to the anode and the gate, the Schottky semiconductor material between the two terminals restricts the flow of current. This keeps the load side (cathode) of the array at a negative potential. When the gate voltage is decreased, the current passing through the array increases. This makes the cathode voltage more positive, enabling current to flow through the load. In this way, the gate terminal performs a control function, regulating the current flow and voltage across the rectifier array. The MMBD 3004SE RFG also features a rugged construction and low forward voltage. The chip-scale structure is designed to minimize the effect of parasitic inductances, enabling the array to deliver stable, clean power to the load with minimal distortion. This makes the RFG ideal for high-frequency power conversion applications, such as data links and high-speed computer peripherals. The robust and symmetrical design of the MMBD 3004SE RFG also makes it an ideal choice for applications requiring high surge current capability, such as AC line surge protection. The array\'s low forward voltage also helps to reduce power losses, increasing efficiency in clamped AC-to-DC conversion applications.

Conclusion

In conclusion, the MMBD 3004SE RFG is a three-terminal rectifier array designed for a wide range of applications. Its robust and symmetrical design makes it suitable for high-frequency and high surge current applications. Additionally, the low forward voltage helps to reduce power losses, increasing efficiency in clamped AC-to-DC conversion applications. The RFG\'s versatile design makes it an ideal choice for digital power supplies, switched mode power supplies, and power-over-Ethernet applications, along with providing effective protection against electrostatic discharge.

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