S40GR

Series:	--
Packaging:	Bulk
Part Status:	Active
Diode Type:	Standard, Reverse Polarity
Voltage - DC Reverse (Vr) (Max):	400V
Current - Average Rectified (Io):	40A
Voltage - Forward (Vf) (Max) @ If:	1.1V @ 40A
Speed:	Standard Recovery >500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr:	10µA @ 100V
Capacitance @ Vr, F:	--
Mounting Type:	Chassis, Stud Mount
Package / Case:	DO-203AB, DO-5, Stud
Supplier Device Package:	DO-5
Operating Temperature - Junction:	-65°C ~ 190°C

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S40GR Application Field and Working Principle

The S40GR is a rectifier diode consisting of two semiconductors, one N type and one P type, in a single package. It is capable of rectifying AC to DC and is commonly used for various power-supply related applications. In this article, we will discuss the S40GR\'s application field and working principle.

Applications

The S40GR is a popular choice for applications that require moderate to high current levels, such as power supplies and DC-DC converters. It is particularly useful in applications that need to operate over a wide temperature range, as it can withstand temperatures of up to 150°C. Additionally, the S40GR is designed with a built-in diverge, allowing it to handle high peak transient currents and ensuring its reliability in the application environment. The S40GR is also ideal for automotive applications, such as charging systems and engine control units, as it is designed to withstand temperature extremes and has a high median terminal reverse-voltage (MTVR) of 500V. Furthermore, its glass-sealed package is also resistant to various chemicals and provides additional protection for the device in automotive applications. Other applications for the S40GR include high-frequency, high-efficiency DC-DC power converters, power amplifiers for communication systems, security systems, and uninterruptible power supplies.

Working Principle

The S40GR is a two-terminal device made up of two semiconductor layers, one N-type and one P-type, allowing it to conduct current in one direction only and thereby convert AC to DC. The S40GR is also designed with a built-in diverge. This diverge is designed to reduce or interrupt the flow of current in situations where the voltage across the device exceeds its ratings. This diverge limits the current, allowing the S40GR to perform optimally and protect itself from damage. The S40GR is usually encased in a wire-leaded glass package, which provides electrical insulation, protects the device from environmental interference, and allows the S40GR to handle large amounts of power. This package is also resistant to various chemicals, making it ideal for use in automotive applications.

Conclusion

The S40GR is a rectifier diode consisting of two semiconductors, N-type and P-Type, in a single package. It can rectify AC to DC and is capable of handling high peak transient currents. It is commonly used for power supplies, DC-DC converters, automotive applications, high-frequency power converters, power amplifiers, and uninterruptible power supplies. The S40GR is also designed with a built-in diverge to protect itself from damage when the voltage across the device exceeds its ratings. Moreover, its glass-sealed package is resistant to various chemicals, ensuring its reliability when operating in automotive environments.

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