S1AFG-M3/6B

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Diode Type:	Standard
Voltage - DC Reverse (Vr) (Max):	400V
Current - Average Rectified (Io):	1A
Voltage - Forward (Vf) (Max) @ If:	1.1V @ 1A
Speed:	Standard Recovery >500ns, > 200mA (Io)
Reverse Recovery Time (trr):	1.47µs
Current - Reverse Leakage @ Vr:	5µA @ 400V
Capacitance @ Vr, F:	7.9pF @ 4V, 1MHz
Mounting Type:	Surface Mount
Package / Case:	DO-221AC, SMA Flat Leads
Supplier Device Package:	DO-221AC (SlimSMA)
Operating Temperature - Junction:	-55°C ~ 150°C

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Introduction

The S1AFG-M3/6B is a single diode rectifier used in a wide variety of applications. It offers a forward voltage drop of approximately 4.5V and a reverse leakage current of 1µA. Its peak forward surge current capability is 3 amps and its maximum repetitive reverse voltage is 600V. This device is designed to protect against short circuit, overload and voltage fluctuations, making it a reliable choice for use in many applications. It also has a temperature coefficient of 0.52%/C. The S1AFG-M3/6B is manufactured in a DO-204AA diode package, allowing for efficient thermal management.

Application Field

The S1AFG-M3/6B is commonly used in the following applications:

• Power supply for consumer electronics
• Motor drives
• Battery chargers
• High voltage switching circuits
• Telecommunications equipment
• Load signal isolation

The S1AFG-M3/6B is also suitable for use in many other applications, such as lighting, displays, and general power management. Its small size, low thermal resistance, and high current capability make it a popular choice for many applications.

Working Principle

The S1AFG-M3/6B is a single diode rectifier, meaning that it has a single junction at each end. It operates by allowing current flow in one direction and blocking it in the opposite direction. When the anode (positive) voltage is lower than the cathode (negative) voltage, no current flows and the device acts as an insulator. In this forward bias configuration, the device acts as a resistor and the voltage drop across it (The Forward Voltage Drop) is low.When the anode voltage is higher than the cathode voltage, current flows through the diode and the diode acts as a conductor. This reverse bias configuration creates a higher voltage drop, which is what makes it useful for rectifying AC signals.When the forward or reverse voltage is greater than the device\'s rated maximum voltage, the diode can experience significant power losses. This is why it is important to ensure that the operating voltage is always at or below the device\'s maximum operating voltage.

Conclusion

The S1AFG-M3/6B is a single diode rectifier and is commonly used in many power supply and electronics applications. It has a forward voltage drop of 4.5V, a reverse leakage current of 1µA, and a peak forward surge current capability of 3 amps. It also has a temperature coefficient of 0.52%/C and is small and thermally efficient, making it a popular choice for many applications. The device operates by allowing current flow in one direction and blocking it in the opposite direction. It is important to ensure that the operating voltage is always at or below the device\'s maximum operating voltage.

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