CPT20145A

Series:	--
Packaging:	Bulk
Part Status:	Obsolete
Diode Configuration:	1 Pair Common Anode
Diode Type:	Schottky
Voltage - DC Reverse (Vr) (Max):	45V
Current - Average Rectified (Io) (per Diode):	100A
Voltage - Forward (Vf) (Max) @ If:	680mV @ 200A
Speed:	Fast Recovery = 200mA (Io)
Current - Reverse Leakage @ Vr:	4mA @ 45V
Mounting Type:	Chassis Mount
Package / Case:	TO-244AB
Supplier Device Package:	TO-244AB

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CPT20145A Application Field and Working Principle

Introduction

CPT20145A rectifier diode arrays, also known as “high-performance rectifier diode arrays”, are widely used in applications with high current requirement, such as multi-phase systems and high-power supplies. They take advantage of the improved rectifier property and higher operating temperature to provide superior performance in high-current applications.

Overview of CPT20145A

CPT20145A rectifier diode arrays are composed of four rectifier diodes connected in a single package in two separate strings, with each string consisting of two diodes, in an “X-Y” configuration. The structure offers several advantages, including low on-state voltage drops, fast switching, temperature stability, and superior temperature cycling properties. The CPT20145A is specifically designed to be used in high current applications and is rated up to 50 amperes, making it one of the most efficient rectifier diode arrays available. It can operate at temperatures up to 150°C and withstand voltages up to 600V. Additionally, its low voltage drop ensures maximum efficiency in high-current applications.

Application Field

CPT20145A rectifier diode arrays are used in a variety of applications, particularly in high-current systems. They are designed to be reliable, efficient and safe for industrial and automotive applications, including:

• High-performance power supplies
• Multi-phase AC-DC converters
• High-frequency rectifier circuits
• Switching power supplies
• High-current motor controllers
• Automotive power systems
• High-current DC-DC inverters

Working Principle

The CPT20145A rectifier diode array works by using four diodes connected in parallel with the anode (positive) end of each diode connected together and the cathode (negative) end of each diode is connected to the other two. When an AC voltage is applied, the two diodes in one string conducting current switch rapidly, allowing the current to flow in either direction. The CPT20145A has a low ON resistance, which enables the fast switching of current flow and low voltage drop performance. The two strings are effectively connected in parallel so that they both bias their respective diodes at the same level, which ensures the best performance.The CPT20145A is also designed to provide extra protection against excessive or short circuit current, enabling it to remain reliable and safe no matter the situation. Its temperature stability and fast switching makes it an ideal choice for any application where high-current is needed.

Conclusion

In conclusion, the CPT20145A rectifier diode array is an ideal solution for applications with high current requirements. It is designed to provide fast switching, low voltage drop, and superior temperature cycling properties, making it one of the most efficient rectifier diode arrays available. Additionally, its low voltage drop ensures maximum efficiency, while its temperature stability and overload protection provides reliable and safe performance in all conditions.

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