G3SBA20-E3/45

A diode bridge rectifier is a key component in many different electronics systems. This type of component utilizes four diodes in order to convert an alternating-current input voltage to a direct-current output voltage. The Schottky diodes type G3SBA20-E3/45 are widely used bridge rectifiers and are found in a wide range of electronic applications.

What Is the G3SBA20-E3/45?

The G3SBA20-E3/45 is a Schottky diode bridge rectifier from the G3S series manufactured by Vishay Intertechnology. This diode features an average forward current of 2A, a non-repetitive forward surge current of 30A (IFSM) for a maximum of 8.3ms, and an average backward current of 10A.

This diode bridge rectifier has a PN junction, average junction capacitance of 17pF, VRRM of 45V, an 75A thermal resistance, an operating temperature range from -40°C to 125°C, and a maximum junction temperature of 150°C. It also has a high forward surge current rating to up to 200A and has a low and reverse leakage current.

G3SBA20-E3/45 Application Field

The G3SBA20-E3/45 is used in many different applications such as:

• Power supplies
• DC motor drives
• Converters and inverters
• Automotive electronics
• AC-DC rectification for home appliances
• Solar panels
• Battery chargers

This diode bridge rectifier is only suitable for devices that require a low Surge current. These types of devices are found in small electrical devices such as phones, laptops, and computers.

G3SBA20-E3/45 Working Principle

The G3SBA20-E3/45 bridge rectifier is a four-diode bridge circuit that converts an alternating-current input voltage to a direct-current output voltage. When an AC voltage is applied to the bridge rectifier, the forward-biased diode conducts current through the load while the reverse-biased diode prevents the current from flowing in the opposite direction. This allows the output voltage from the rectifier to be direct current.

The diode bridge rectifier also features reverse voltage protection, which means that if the input voltage is reversed, the diodes will block current from entering the bridge. This is useful for protecting sensitive electronic circuits from reverse voltage damage.

The G3SBA20-E3/45 bridge rectifier is designed to be both efficient and reliable. It has a low forward voltage drop, which helps reduce power losses, and is rated to operate at temperatures up to 125°C.

In terms of efficiency, the diode bridge rectifier has an average forward current of 2A and an average backward current of 10A. This means that it can convert 90% of the input AC voltage to an output direct current voltage. The G3SBA20-E3/45 can handle a surge current of up to 200A and has a thermal resistance of 75A for improved heat dissipation.

Conclusion

The G3SBA20-E3/45 diode bridge rectifier from Vishay Intertechnology is a reliable and efficient four-diode bridge circuit device that is suitable for a wide range of applications. It features an average forward current of 2A, a non-repetitive forward surge current of 30A (IFSM) for a maximum of 8.3ms, an average backward current of 10A, and is also rated for temperatures up to 125°C. Its low forward voltage drop and reverse voltage protection make it an ideal choice for reliable power conversion.