BY448TR Discrete Semiconductor Products

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Diode Type:	Avalanche
Voltage - DC Reverse (Vr) (Max):	1500V
Current - Average Rectified (Io):	2A
Voltage - Forward (Vf) (Max) @ If:	1.6V @ 3A
Speed:	Standard Recovery >500ns, > 200mA (Io)
Reverse Recovery Time (trr):	20µs
Current - Reverse Leakage @ Vr:	3µA @ 1500V
Capacitance @ Vr, F:	--
Mounting Type:	Through Hole
Package / Case:	SOD-57, Axial
Supplier Device Package:	SOD-57
Operating Temperature - Junction:	140°C (Max)
Base Part Number:	BY448

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction: BY448TR

The BY448TR from Vishay Semiconductor is a fast-recovery rectifier. This rectifier is designed for fast switching applications due to its ultra-fast diode switching times. Its low reverse-recovery time helps in reducing harmonics and overshoot in signals that require high-speed switching. This rectifier is capable of operating at temperatures up to +150°C without the need for additional cooling components.

Application Fields

The BY448TR is best suited for use in applications that require high-speed switching or need to operate at high temperatures. This rectifier can be used in a variety of power electronic applications such as in Industrial AC/DC and Automotive DC/DC converters, DC/AC inverters and DC/AC rectifiers.The BY448TR is also suitable for LED lighting applications. Due to its ultra-fast diode switching time, the rectifier can be used to increase the efficiency of LED lighting systems by reducing harmonics, overshoots and switching losses. It is also suitable for use in AC/DC controllers, motor control and power supplies.

Working Principle

The BY448TR is a fast-recovery rectifier that is capable of operating at high temperatures. It is made up of a p-n junction diode with a low reverse-recovery time. The diode works by allowing current to flow when a positive voltage is applied to the anode and a negative voltage is applied to the cathode. When the voltage is reversed, the current stops flowing and the rectifier quickly recovers to its forward-biased state. This fast-recovery rectifier is available in two different package sizes (TO-220 and SMAF) and can operate at a maximum continuous forward current of 10A and a voltage of 400V. The reverse-recovery time is typically 25ns, and it is capable of cycling over 200 times per second.

Conclusion

The BY448TR from Vishay Semiconductor is a fast-recovery rectifier that is suitable for a number of power electronic applications and LED lighting systems. It is a p-n junction diode with a low reverse-recovery time, allowing it to be used for high-speed switching. The rectifier can operate at temperatures up to +150°C and is available in two different package sizes (TO-220 and SMAF). The reverse-recovery time is typically 25ns, making it suitable for applications that require fast switching.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description