10BQ040

Series:	--
Packaging:	Bulk
Part Status:	Obsolete
Diode Type:	Schottky
Voltage - DC Reverse (Vr) (Max):	40V
Current - Average Rectified (Io):	1A
Voltage - Forward (Vf) (Max) @ If:	530mV @ 1A
Speed:	Fast Recovery = 200mA (Io)
Current - Reverse Leakage @ Vr:	100µA @ 40V
Capacitance @ Vr, F:	--
Mounting Type:	Surface Mount
Package / Case:	DO-214AA, SMB
Supplier Device Package:	SMB
Operating Temperature - Junction:	-55°C ~ 150°C
Base Part Number:	10BQ040

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Overview

The 10BQ040 is a Rectifier single diode. It is a 400V, high-temperature rectifier diode with a maximum reverse recovery time of 12 ns. This diode is an ultrafast diode with an average forward current of 8A and an avalanche performance rating of 100V/µs. The 10BQ040 provides very low intrinsic capacitance and high thermal stability.

Application Field

The 10BQ040 is ideally suited for use in applications that require very fast switching speeds and high temperature stability, such as low-voltage, high power supply conversion, switching power supplies, automotive inverter systems, and other power rectification applications. It is specifically designed for use in high-power applications and is often used in applications where fast switching and low power losses are critical.The 10BQ040 can also be used as a freewheeling diode in high-frequency switching circuits, bridge rectifiers, and motor control, as well as other high voltage applications. It is also used in high-output power converters, LED lighting systems, and battery charging systems.

Working Principle

The 10BQ040 works by conducting current in one direction while blocking current in the opposite direction. When current passes through the diode in the forward direction, a voltage drop is created across the diode and current flows. This voltage drop is known as the forward voltage and is typically 0.67V to 0.7V, depending on the forward current. When current passes through the diode in the reverse direction, the forward voltage is not present, and current does not flow. This is the blocking characteristic of the diode and is what makes it useful in rectifying circuits.The 10BQ040 also has a very low reverse recovery time, which is the amount of time it takes for the diode to switch from a conducting state to a blocking state. This low reverse recovery time enables the diode to switch off very quickly in the event of a reverse current, preventing damage to the circuit or device.The 10BQ040 also has an intrinsic capacitance which enables it to absorb and release electrical energy at high frequencies. This helps reduce AC ripple and reduces the amount of noise generated by the circuit.

Conclusion

The 10BQ040 is a single diode with a high temperature rating and fast switching speeds. It is ideal for applications that require low power losses and fast switching. It is also useful in high voltage applications and high frequency switching circuits. It can be used for freewheeling, bridge rectifiers, and motor control. Its low reverse recovery time and high power handling capabilities make it a great choice for high power applications.

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