61SPB045A

Series:	--
Packaging:	Bulk
Part Status:	Active
Diode Type:	Schottky
Voltage - DC Reverse (Vr) (Max):	45V
Current - Average Rectified (Io):	60A
Voltage - Forward (Vf) (Max) @ If:	660mV @ 60A
Speed:	Fast Recovery = 200mA (Io)
Current - Reverse Leakage @ Vr:	1.2mA @ 45V
Capacitance @ Vr, F:	2400pF @ 5V, 1MHz
Mounting Type:	Surface Mount
Package / Case:	SPD-2A
Supplier Device Package:	SPD-2A
Operating Temperature - Junction:	-55°C ~ 175°C

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Introduction:

61SPB045A is an ultra-fast, ultra-low leakage silicon avalanche diode that is widely used in power electronics applications. It is an advanced device that has the capabilities to meet the demanding needs of various industries such as mobile telecom, automotive and aerospace. This high-performance diode is a device used to control current and voltage in products such as automotive power transistors, power semiconductor packages, and hybrid integrated circuits.

Application Field:

61SPB045A has been found to be highly suitable for use as a power diode in many applications. It is designed for use in applications where switching losses need to be minimized, such as automotive power transistors, power semiconductor packages, and hybrid integrated circuits. It is also typically used in the rectification of high-frequency, high-temperature laser power.The fact that this device has ultra-low leakage capability makes it particularly well-suited for a variety of automotive and aerospace applications, where very high reliability is a must due to stringent environmental conditions. This feature ensures that there won’t be any runaway current even if the diode fails under high-temperature or ESD conditions.In addition, the 61SPB045A device can be found in various inverters, rectifiers, DC/DC converters, motor drives, power management ICs, solar controllers, and battery management systems.

Working Principle:

The 61SPB045A is a silicon avalanche diode that uses an internally generated avalanche breakdown effect to facilitate current flow. This diode features a low voltage drop and high switching speed that makes it well suited for ultra-fast switching applications. The 61SPB045A operates as a rectifier to conduct current in one direction, and blocks current in the opposite direction. Practically, the diode will only conduct current when its anode voltage exceeds the breakdown voltage and reverse breakdown voltage of the device. During this time an avalanche effect is formed; speeding up the charge and decreasing the power losses.At the same time, the 61SPB045A will block current when the voltage across the diode is negative, which is essential for protecting sensitive circuits and components.

Conclusion:

The 61SPB045A is an excellent choice for automotive and aerospace power electronics applications, due to its high efficiency, low leakage capability, ultra-fast switching and ultra-low voltage drop. These features make it well suited for high temperature, high frequency and reliable power supply designs. And, it can also be found in many inverters, rectifiers, DC/DC converters, motor drives, power management ICs and solar controllers.

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